Toyota Supra A80 1993-98 USDM (2JZ-GE, non-VVT) → Emtron KV12 (auto)
Toyota Supra A80 1993-98 USDM (2JZ-GE, non-VVT) — Emtron — KV12
⚠ NOT CHECKED. Don't build from this.
Drawn by Michael Gnankou · Rev 0 · draft · 2026-10-12
Before you start
Not confident with automotive wiring? Have a professional harness builder or tuner do it, or check your work before first power-up. A wiring mistake can damage the ECU, the engine or the car, or start a fire.
| Status | draft · not yet verified: nobody has reported building and running this harness |
|---|---|
| Open errors | 1: read the Findings page before cutting any wire |
| Size of the job | 78 wires · 9 connectors · 5 part lines |
| Tools | Crimp and extraction tools for each terminal family (see Connectors) · wire strippers · multimeter · heat gun + heat-shrink |
| Terminals | 3-1447221-4 |
| Order of work | 1. Check every part against the parts list. 2. Cut and label every wire (labels: Export → Wire labels). 3. Crimp and pin connector by connector, ticking the build checklist. 4. Run the bench test with nothing plugged in and the battery disconnected. 5. Only then connect the ECU and power up. |
Build checklist
Tick each box as you go. Continuity: meter from end to end, expect under 1 Ω.
| Wire | From | To | Gauge | Colour | Cut | Label | Crimp A | Crimp B | Pin A | Pin B | Continuity |
|---|---|---|---|---|---|---|---|---|---|---|---|
| W1 | OEM-E10-31 | SP-14V-1 | 0.85 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W2 | OEM-E10-32 | SP-14V-1 | 0.85 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W3 | SP-14V-1 | KV12-D-1 | 0.85 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W4 | SP-14V-1 | KV12-D-2 | 0.85 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W5 | SP-14V-1 | KV12-D-20 | 0.85 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W6 | OEM-E9-4 | SP-GND-1 | 0.85 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W7 | OEM-E9-69 | SP-GND-1 | 0.85 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W8 | OEM-E9-79 | SP-GND-1 | 0.85 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W9 | OEM-E9-80 | SP-GND-1 | 0.85 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W10 | SP-GND-1 | KV12-A-19 | 0.85 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W11 | SP-GND-1 | KV12-B-34 | 0.85 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W12 | SP-GND-1 | KV12-B-9 | 0.85 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W13 | SP-GND-1 | KV12-C-1 | 0.85 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W14 | SP-GND-1 | KV12-C-26 | 0.85 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W15 | OEM-E9-65 | SP-0V-1 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W16 | OEM-E9-7 | SP-0V-1 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W17 | SP-0V-1 | KV12-C-17 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W18 | SP-0V-1 | KV12-C-25 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W19 | OEM-E9-41 | KV12-D-21 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W20 | OEM-E9-27 | KV12-D-4 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W21 | SP-0V-1 | KV12-D-5 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W22 | OEM-E9-26 | KV12-D-6 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W23 | SP-0V-1 | KV12-D-7 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W24 | OEM-E9-50 | KV12-D-11 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W25 | OEM-E9-49 | KV12-D-17 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W26 | OEM-E9-57 | KV12-B-26 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W27 | OEM-E9-20 | KV12-B-1 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W28 | OEM-E9-19 | KV12-B-2 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W29 | OEM-E9-18 | KV12-B-3 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W30 | OEM-E9-17 | KV12-B-4 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W31 | OEM-E9-16 | KV12-B-5 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W32 | OEM-E9-15 | KV12-B-6 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W33 | OEM-E10-1 | KV12-D-15 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W34 | OEM-E9-62 | KV12-C-2 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W35 | OEM-E9-43 | KV12-C-3 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W36 | OEM-E9-44 | KV12-C-4 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W37 | OEM-E10-23 | KV12-D-9 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W38 | OEM-E10-24 | KV12-B-14 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W39 | OEM-E9-10 | KV12-B-15 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W40 | OEM-E9-35 | KV12-B-16 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W41 | OEM-E9-34 | KV12-B-17 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W42 | OEM-E9-9 | KV12-B-10 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W43 | OEM-E9-33 | KV12-B-11 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W44 | OEM-E9-32 | KV12-B-12 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W45 | OEM-E10-22 | KV12-B-13 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W46 | OEM-E10-5 | KV12-A-10 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W47 | OEM-E10-6 | KV12-A-11 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W48 | OEM-E9-39 | KV12-B-7 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W49 | OEM-E9-74 | KV12-B-8 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W50 | OEM-E9-8 | KV12-A-1 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W51 | OEM-E9-47 | KV12-C-5 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W52 | OEM-E9-48 | KV12-C-6 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W53 | OEM-E10-29 | KV12-C-7 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W54 | OEM-E9-24 | KV12-C-8 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W55 | OEM-E9-45 | KV12-C-9 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W56 | OEM-E10-2 | KV12-C-27 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W57 | OEM-E9-23 | KV12-C-28 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W58 | OEM-E9-3 | KV12-C-29 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W59 | OEM-E10-21 | KV12-C-30 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W60 | OEM-E9-58 | KV12-C-31 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W61 | OEM-E10-12 | KV12-C-32 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W62 | OEM-E10-20 | KV12-C-33 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W63 | OEM-E10-19 | KV12-C-34 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W64 | OEM-E10-28 | KV12-C-18 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W65 | OEM-E10-9 | KV12-C-19 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W66 | OEM-E10-10 | KV12-C-20 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W67 | OEM-E10-15 | KV12-C-21 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W68 | OEM-E10-17 | KV12-C-22 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W69 | OEM-E10-18 | KV12-C-23 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W70 | OEM-E10-25 | KV12-C-10 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W71 | OEM-E10-3 | KV12-C-11 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W72 | OEM-E10-34 | KV12-C-12 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W73 | OEM-E10-35 | KV12-C-13 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W74 | OEM-E10-4 | KV12-C-14 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W75 | OEM-E9-64 | KV12-C-15 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W76 | OEM-E9-76 | KV12-C-16 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W77 | OEM-E9-77 | KV12-C-24 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | |
| W78 | OEM-E9-29 | KV12-D-19 | 0.5 | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ | ☐ |
Bench test (before first power-up)
Battery disconnected, ECU and every sensor unplugged. Meter on resistance. Each pair below must read open (OL): a reading means a pinched wire, a stray strand or a mis-pinned cavity. Then check continuity of every wire (last column of the build checklist).
| # | Probe A | Probe B | Expect | Why | Reading |
|---|---|---|---|---|---|
| 1 | KV12-D-1 | KV12-A-19 | open (OL) | +12 V supply must not touch power ground | |
| 2 | KV12-D-1 | KV12-C-17 | open (OL) | +12 V supply must not touch sensor ground | |
| 3 | KV12-D-21 | KV12-C-17 | open (OL) | 5 V sensor reference must not touch sensor ground | |
| 4 | KV12-A-19 | KV12-D-21 | open (OL) | power ground must not touch 5 V sensor reference | |
| 5 | KV12-D-1 | KV12-D-21 | open (OL) | +12 V supply must not touch 5 V sensor reference |
If any reading doesn't match, stop and get help before powering up.
Revisions
| Rev | Label | By | Date |
|---|---|---|---|
| No revisions yet. | |||
Schematic
Connectors
KV12-A
Mating face
Wire side
| Cavity | Function | Signal | Wire | Colour | Gauge (mm²) | Destination | Terminal | Seal | Plug |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Injection Channel 9 | — | W50 | — | 0.5 | OEM-E9-8 | — | — | — |
| 2 | Injection Channel 10 | — | — | — | — | — | — | — | — |
| 3 | Injection Channel 11 | — | — | — | — | — | — | — | — |
| 4 | Injection Channel 12 | — | — | — | — | — | — | — | — |
| 5 | — | — | — | — | — | — | — | — | — |
| 6 | — | — | — | — | — | — | — | — | — |
| 7 | — | — | — | — | — | — | — | — | — |
| 8 | Ignition Channel 9 | — | — | — | — | — | — | — | — |
| 9 | Ignition Channel 10 | — | — | — | — | — | — | — | — |
| 10 | Lambda 1 Heater - | — | W46 | — | 0.5 | OEM-E10-5 | — | — | — |
| 11 | Lambda 2 Heater - | — | W47 | — | 0.5 | OEM-E10-6 | — | — | — |
| 12 | — | — | — | — | — | — | — | — | — |
| 13 | — | — | — | — | — | — | — | — | — |
| 14 | Ignition Channel 11 | — | — | — | — | — | — | — | — |
| 15 | Ignition Channel 12 | — | — | — | — | — | — | — | — |
| 16 | Lambda 1 Heater + | — | — | — | — | — | — | — | — |
| 17 | Lambda 2 Heater + | — | — | — | — | — | — | — | — |
| 18 | Lambda 1 Nernst Cell (Vs) | — | — | — | — | — | — | — | — |
| 19 | ECU Ground | — | W10 | — | 0.85 | SP-GND-1 | — | — | — |
| 20 | Lambda 2 Cal Resistor (CalR) | — | — | — | — | — | — | — | — |
| 21 | Lambda 2 Nernst Cell (Vs) | — | — | — | — | — | — | — | — |
| 22 | Lambda 2 Pump Cell (Ip) | — | — | — | — | — | — | — | — |
| 23 | Lambda 2 Virtual Ground (VGnd) | — | — | — | — | — | — | — | — |
| 24 | Lambda 1 Cal Resistor (CalR) | — | — | — | — | — | — | — | — |
| 25 | Lambda 1 Pump Cell (Ip) | — | — | — | — | — | — | — | — |
| 26 | Lambda 1 Virtual Ground (VGnd) | — | — | — | — | — | — | — | — |
KV12-B
Mating face
Wire side
| Cavity | Function | Signal | Wire | Colour | Gauge (mm²) | Destination | Terminal | Seal | Plug |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Injection Channel 1 | — | W27 | — | 0.5 | OEM-E9-20 | — | — | — |
| 2 | Injection Channel 2 | — | W28 | — | 0.5 | OEM-E9-19 | — | — | — |
| 3 | Injection Channel 3 | — | W29 | — | 0.5 | OEM-E9-18 | — | — | — |
| 4 | Injection Channel 4 | — | W30 | — | 0.5 | OEM-E9-17 | — | — | — |
| 5 | Injection Channel 5 | — | W31 | — | 0.5 | OEM-E9-16 | — | — | — |
| 6 | Injection Channel 6 | — | W32 | — | 0.5 | OEM-E9-15 | — | — | — |
| 7 | Injection Channel 7 | — | W48 | — | 0.5 | OEM-E9-39 | — | — | — |
| 8 | Injection Channel 8 | — | W49 | — | 0.5 | OEM-E9-74 | — | — | — |
| 9 | ECU Ground | — | W12 | — | 0.85 | SP-GND-1 | — | — | — |
| 10 | Auxiliary Output 1 | — | W42 | — | 0.5 | OEM-E9-9 | — | — | — |
| 11 | Auxiliary Output 2 | — | W43 | — | 0.5 | OEM-E9-33 | — | — | — |
| 12 | Auxiliary Output 3 | — | W44 | — | 0.5 | OEM-E9-32 | — | — | — |
| 13 | Auxiliary Output 4 | — | W45 | — | 0.5 | OEM-E10-22 | — | — | — |
| 14 | Auxiliary Output 5 | — | W38 | — | 0.5 | OEM-E10-24 | — | — | — |
| 15 | Auxiliary Output 6 | — | W39 | — | 0.5 | OEM-E9-10 | — | — | — |
| 16 | Auxiliary Output 7 | — | W40 | — | 0.5 | OEM-E9-35 | — | — | — |
| 17 | Auxiliary Output 8 | — | W41 | — | 0.5 | OEM-E9-34 | — | — | — |
| 18 | Auxiliary Output 9 | — | — | — | — | — | — | — | — |
| 19 | Auxiliary Output 10 | — | — | — | — | — | — | — | — |
| 20 | Auxiliary Output 11 | — | — | — | — | — | — | — | — |
| 21 | Auxiliary Output 12 | — | — | — | — | — | — | — | — |
| 22 | Auxiliary Output 13 | — | — | — | — | — | — | — | — |
| 23 | Auxiliary Output 14 | — | — | — | — | — | — | — | — |
| 24 | Auxiliary Output 15 | — | — | — | — | — | — | — | — |
| 25 | Auxiliary Output 16 | — | — | — | — | — | — | — | — |
| 26 | Ignition Channel 1 | — | W26 | — | 0.5 | OEM-E9-57 | — | — | — |
| 27 | Ignition Channel 2 | — | — | — | — | — | — | — | — |
| 28 | Ignition Channel 3 | — | — | — | — | — | — | — | — |
| 29 | Ignition Channel 4 | — | — | — | — | — | — | — | — |
| 30 | Ignition Channel 5 | — | — | — | — | — | — | — | — |
| 31 | Ignition Channel 6 | — | — | — | — | — | — | — | — |
| 32 | Ignition Channel 7 | — | — | — | — | — | — | — | — |
| 33 | Ignition Channel 8 | — | — | — | — | — | — | — | — |
| 34 | ECU Ground | — | W11 | — | 0.85 | SP-GND-1 | — | — | — |
KV12-C
Mating face
Wire side
| Cavity | Function | Signal | Wire | Colour | Gauge (mm²) | Destination | Terminal | Seal | Plug |
|---|---|---|---|---|---|---|---|---|---|
| 1 | ECU Ground | — | W13 | — | 0.85 | SP-GND-1 | — | — | — |
| 2 | Analog Input Channel 1 | — | W34 | — | 0.5 | OEM-E9-62 | — | — | — |
| 3 | Analog Input Channel 2 | — | W35 | — | 0.5 | OEM-E9-43 | — | — | — |
| 4 | Analog Input Channel 3 | — | W36 | — | 0.5 | OEM-E9-44 | — | — | — |
| 5 | Analog Input Channel 4 | — | W51 | — | 0.5 | OEM-E9-47 | — | — | — |
| 6 | Analog Input Channel 5 | — | W52 | — | 0.5 | OEM-E9-48 | — | — | — |
| 7 | Analog Input Channel 6 | — | W53 | — | 0.5 | OEM-E10-29 | — | — | — |
| 8 | Analog Input Channel 7 | — | W54 | — | 0.5 | OEM-E9-24 | — | — | — |
| 9 | Analog Input Channel 8 | — | W55 | — | 0.5 | OEM-E9-45 | — | — | — |
| 10 | Analog Input Channel 9 | — | W70 | — | 0.5 | OEM-E10-25 | — | — | — |
| 11 | Analog Input Channel 10 | — | W71 | — | 0.5 | OEM-E10-3 | — | — | — |
| 12 | Analog Input Channel 11 | — | W72 | — | 0.5 | OEM-E10-34 | — | — | — |
| 13 | Analog Input Channel 12 | — | W73 | — | 0.5 | OEM-E10-35 | — | — | — |
| 14 | Analog Input Channel 13 | — | W74 | — | 0.5 | OEM-E10-4 | — | — | — |
| 15 | Analog Input Channel 14 | — | W75 | — | 0.5 | OEM-E9-64 | — | — | — |
| 16 | Analog Input Channel 15 | — | W76 | — | 0.5 | OEM-E9-76 | — | — | — |
| 17 | Analog Sensor 0V Reference | — | W17 | — | 0.5 | SP-0V-1 | — | — | — |
| 18 | Digital Input 9 | — | W64 | — | 0.5 | OEM-E10-28 | — | — | — |
| 19 | Digital Input 10 | — | W65 | — | 0.5 | OEM-E10-9 | — | — | — |
| 20 | Digital Input 11 | — | W66 | — | 0.5 | OEM-E10-10 | — | — | — |
| 21 | Digital Input 12 | — | W67 | — | 0.5 | OEM-E10-15 | — | — | — |
| 22 | Digital Input 13 | — | W68 | — | 0.5 | OEM-E10-17 | — | — | — |
| 23 | Digital Input 14 | — | W69 | — | 0.5 | OEM-E10-18 | — | — | — |
| 24 | Analog Input Channel 16 | — | W77 | — | 0.5 | OEM-E9-77 | — | — | — |
| 25 | Analog Sensor 0V Reference | — | W18 | — | 0.5 | SP-0V-1 | — | — | — |
| 26 | ECU Ground | — | W14 | — | 0.85 | SP-GND-1 | — | — | — |
| 27 | Digital Input 1 | — | W56 | — | 0.5 | OEM-E10-2 | — | — | — |
| 28 | Digital Input 2 | — | W57 | — | 0.5 | OEM-E9-23 | — | — | — |
| 29 | Digital Input 3 | — | W58 | — | 0.5 | OEM-E9-3 | — | — | — |
| 30 | Digital Input 4 | — | W59 | — | 0.5 | OEM-E10-21 | — | — | — |
| 31 | Digital Input 5 | — | W60 | — | 0.5 | OEM-E9-58 | — | — | — |
| 32 | Digital Input 6 | — | W61 | — | 0.5 | OEM-E10-12 | — | — | — |
| 33 | Digital Input 7 | — | W62 | — | 0.5 | OEM-E10-20 | — | — | — |
| 34 | Digital Input 8 | — | W63 | — | 0.5 | OEM-E10-19 | — | — | — |
KV12-D
Mating face
Wire side
| Cavity | Function | Signal | Wire | Colour | Gauge (mm²) | Destination | Terminal | Seal | Plug |
|---|---|---|---|---|---|---|---|---|---|
| 1 | ECU 14V Supply | — | W3 | — | 0.85 | SP-14V-1 | — | — | — |
| 2 | Auxiliary Output 13-16 14V Supply | — | W4 | — | 0.85 | SP-14V-1 | — | — | — |
| 3 | Sensor Supply 8V | — | — | — | — | — | — | — | — |
| 4 | Crank Index Sensor + | — | W20 | — | 0.5 | OEM-E9-27 | — | — | — |
| 5 | Crank Index Sensor - | — | W21 | — | 0.5 | SP-0V-1 | — | — | — |
| 6 | Sync Sensor + | — | W22 | — | 0.5 | OEM-E9-26 | — | — | — |
| 7 | Sync Sensor - | — | W23 | — | 0.5 | SP-0V-1 | — | — | — |
| 8 | CAN 1H | — | — | — | — | — | — | — | — |
| 9 | EFI Relay Output (Low Side 200mA) | — | W37 | — | 0.5 | OEM-E10-23 | — | — | — |
| 10 | CAN 2H | — | — | — | — | — | — | — | — |
| 11 | Knock 1 + | — | W24 | — | 0.5 | OEM-E9-50 | — | — | — |
| 12 | Knock 1 - | — | — | — | — | — | — | — | — |
| 13 | Shield (Crank/Cam/ Knock) | — | — | — | — | — | — | — | — |
| 14 | CAN 1L | — | — | — | — | — | — | — | — |
| 15 | Ignition Switch Input | — | W33 | — | 0.5 | OEM-E10-1 | — | — | — |
| 16 | CAN 2L | — | — | — | — | — | — | — | — |
| 17 | Knock 2 + | — | W25 | — | 0.5 | OEM-E9-49 | — | — | — |
| 18 | Knock 2 - | — | — | — | — | — | — | — | — |
| 19 | Analog Output (0.0 - 5.0V) | — | W78 | — | 0.5 | OEM-E9-29 | — | — | — |
| 20 | Auxiliary Output 9-12 14V Supply | — | W5 | — | 0.85 | SP-14V-1 | — | — | — |
| 21 | Sensor Supply Vref1: 5.0V | — | W19 | — | 0.5 | OEM-E9-41 | — | — | — |
| 22 | Sensor Supply Vref2: 5.0V | — | — | — | — | — | — | — | — |
| 23 | Ethernet Tx + | — | — | — | — | — | — | — | — |
| 24 | Ethernet Tx - | — | — | — | — | — | — | — | — |
| 25 | Ethernet Rx + | — | — | — | — | — | — | — | — |
| 26 | Ethernet Rx - | — | — | — | — | — | — | — | — |
OEM-E10
| Cavity | Function | Signal | Wire | Colour | Gauge (mm²) | Destination | Terminal | Seal | Plug |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Ignition switch (IGSW) | — | W33 | — | 0.5 | KV12-D-15 | — | — | — |
| 10 | A/T low-gear indicator (L) | — | W66 | — | 0.5 | KV12-C-20 | — | — | — |
| 12 | A/T overdrive disable 1 (OD1) | — | W61 | — | 0.5 | KV12-C-32 | — | — | — |
| 15 | Electrical load sense (ELS) | — | W67 | — | 0.5 | KV12-C-21 | — | — | — |
| 17 | Diagnostic test terminal (TT) | — | W68 | — | 0.5 | KV12-C-22 | — | — | — |
| 18 | A/T manual mode select (M) | — | W69 | — | 0.5 | KV12-C-23 | — | — | — |
| 19 | Diagnostic test 2 (TE2) | — | W63 | — | 0.5 | KV12-C-34 | — | — | — |
| 2 | No.1 speed sensor (SP1) | — | W56 | — | 0.5 | KV12-C-27 | — | — | — |
| 20 | Diagnostic test 1 (TE1) | — | W62 | — | 0.5 | KV12-C-33 | — | — | — |
| 21 | Fuel pump diagnostic (DI) | — | W59 | — | 0.5 | KV12-C-30 | — | — | — |
| 22 | Fuel pump control (FPC) | — | W45 | — | 0.5 | KV12-B-13 | — | — | — |
| 23 | A/C clutch relay (ACMG) | — | W37 | — | 0.5 | KV12-D-9 | — | — | — |
| 24 | EFI main relay control (M-REL) | — | W38 | — | 0.5 | KV12-B-14 | — | — | — |
| 25 | A/T manual indicator (MI) | — | W70 | — | 0.5 | KV12-C-10 | — | — | — |
| 28 | A/T overdrive disable 2 (OD2) | — | W64 | — | 0.5 | KV12-C-18 | — | — | — |
| 29 | Cat temperature sensor (CCO) | — | W53 | — | 0.5 | KV12-C-7 | — | — | — |
| 3 | A/T kickdown switch (KD) | — | W71 | — | 0.5 | KV12-C-11 | — | — | — |
| 31 | EFI main relay power (+B) | — | W1 | — | 0.85 | SP-14V-1 | — | — | — |
| 32 | EFI main relay power (+B1) | — | W2 | — | 0.85 | SP-14V-1 | — | — | — |
| 33 | Battery constant (BATT) | — | — | — | — | — | — | — | — |
| 34 | A/C request (A/C) | — | W72 | — | 0.5 | KV12-C-12 | — | — | — |
| 35 | Power steering switch (PS) | — | W73 | — | 0.5 | KV12-C-13 | — | — | — |
| 4 | Stop light switch (STP) | — | W74 | — | 0.5 | KV12-C-14 | — | — | — |
| 5 | Cat-temp warning light (EGW) | — | W46 | — | 0.5 | KV12-A-10 | — | — | — |
| 6 | Check-engine light (W) | — | W47 | — | 0.5 | KV12-A-11 | — | — | — |
| 9 | A/T 2nd-gear indicator (2) | — | W65 | — | 0.5 | KV12-C-19 | — | — | — |
OEM-E9
| Cavity | Function | Signal | Wire | Colour | Gauge (mm²) | Destination | Terminal | Seal | Plug |
|---|---|---|---|---|---|---|---|---|---|
| 10 | A/T shift solenoid 1 (S1) | — | W39 | — | 0.5 | KV12-B-15 | — | — | — |
| 15 | Injector 6 (#60, rear) | — | W32 | — | 0.5 | KV12-B-6 | — | — | — |
| 16 | Injector 5 (#50) | — | W31 | — | 0.5 | KV12-B-5 | — | — | — |
| 17 | Injector 4 (#40) | — | W30 | — | 0.5 | KV12-B-4 | — | — | — |
| 18 | Injector 3 (#30) | — | W29 | — | 0.5 | KV12-B-3 | — | — | — |
| 19 | Injector 2 (#20) | — | W28 | — | 0.5 | KV12-B-2 | — | — | — |
| 20 | Injector 1 (#10, front) | — | W27 | — | 0.5 | KV12-B-1 | — | — | — |
| 23 | No.2 speed sensor (SP2+) | — | W57 | — | 0.5 | KV12-C-28 | — | — | — |
| 24 | A/T oil temperature (OIL) | — | W54 | — | 0.5 | KV12-C-8 | — | — | — |
| 25 | Cam position 2 (G2) | — | — | — | — | — | — | — | — |
| 26 | Cam position 1 (G1) | — | W22 | — | 0.5 | KV12-D-6 | — | — | — |
| 27 | Crank position (NE) | — | W20 | — | 0.5 | KV12-D-4 | — | — | — |
| 28 | Voltage feedback 2 (VF2) | — | — | — | — | — | — | — | — |
| 29 | Voltage feedback 1 (VF1) | — | W78 | — | 0.5 | KV12-D-19 | — | — | — |
| 3 | No.2 speed sensor return (SP2-) | — | W58 | — | 0.5 | KV12-C-29 | — | — | — |
| 32 | ISC stepper coil 4 (ISC4) | — | W44 | — | 0.5 | KV12-B-12 | — | — | — |
| 33 | ISC stepper coil 3 (ISC3) | — | W43 | — | 0.5 | KV12-B-11 | — | — | — |
| 34 | ISC stepper coil 2 (ISC2) | — | W41 | — | 0.5 | KV12-B-17 | — | — | — |
| 35 | ISC stepper coil 1 (ISC1) | — | W40 | — | 0.5 | KV12-B-16 | — | — | — |
| 39 | ACIS intake VSV | — | W48 | — | 0.5 | KV12-B-7 | — | — | — |
| 4 | Power ground (E11) | — | W6 | — | 0.85 | SP-GND-1 | — | — | — |
| 41 | Sensor supply +5V (VCC) | — | W19 | — | 0.5 | KV12-D-21 | — | — | — |
| 43 | Throttle position (VTA1) | — | W35 | — | 0.5 | KV12-C-3 | — | — | — |
| 44 | Coolant temperature (THW) | — | W36 | — | 0.5 | KV12-C-4 | — | — | — |
| 45 | Intake air temperature (THA) | — | W55 | — | 0.5 | KV12-C-9 | — | — | — |
| 47 | O2 sensor 2 (OX2, rear bank) | — | W51 | — | 0.5 | KV12-C-5 | — | — | — |
| 48 | O2 sensor 1 (OX1, front bank) | — | W52 | — | 0.5 | KV12-C-6 | — | — | — |
| 49 | Knock sensor 2 (KNK2, rear) | — | W25 | — | 0.5 | KV12-D-17 | — | — | — |
| 50 | Knock sensor 1 (KNK1, front) | — | W24 | — | 0.5 | KV12-D-11 | — | — | — |
| 57 | Igniter trigger (IGT) | — | W26 | — | 0.5 | KV12-B-26 | — | — | — |
| 58 | Igniter verification (IGF) | — | W60 | — | 0.5 | KV12-C-31 | — | — | — |
| 62 | Manifold pressure (PIM) | — | W34 | — | 0.5 | KV12-C-2 | — | — | — |
| 64 | TPS idle switch (IDL1) | — | W75 | — | 0.5 | KV12-C-15 | — | — | — |
| 65 | Sensor ground (E2) | — | W15 | — | 0.5 | SP-0V-1 | — | — | — |
| 69 | Power ground (E1) | — | W7 | — | 0.85 | SP-GND-1 | — | — | — |
| 7 | Distributor ground (G-) | — | W16 | — | 0.5 | SP-0V-1 | — | — | — |
| 74 | EVAP purge VSV | — | W49 | — | 0.5 | KV12-B-8 | — | — | — |
| 76 | Neutral/park switch (NSW) | — | W76 | — | 0.5 | KV12-C-16 | — | — | — |
| 77 | Starter signal (STA) | — | W77 | — | 0.5 | KV12-C-24 | — | — | — |
| 79 | Power ground (E02) | — | W8 | — | 0.85 | SP-GND-1 | — | — | — |
| 8 | A/T lock-up solenoid (S3) | — | W50 | — | 0.5 | KV12-A-1 | — | — | — |
| 80 | Power ground (E01) | — | W9 | — | 0.85 | SP-GND-1 | — | — | — |
| 9 | A/T shift solenoid 2 (S2) | — | W42 | — | 0.5 | KV12-B-10 | — | — | — |
SP-0V
| Cavity | Function | Signal | Wire | Colour | Gauge (mm²) | Destination | Terminal | Seal | Plug |
|---|---|---|---|---|---|---|---|---|---|
| 1 | — | — | W15 | — | 0.5 | OEM-E9-65 | — | — | — |
| 1 | — | — | W16 | — | 0.5 | OEM-E9-7 | — | — | — |
| 1 | — | — | W17 | — | 0.5 | KV12-C-17 | — | — | — |
| 1 | — | — | W18 | — | 0.5 | KV12-C-25 | — | — | — |
| 1 | — | — | W21 | — | 0.5 | KV12-D-5 | — | — | — |
| 1 | — | — | W23 | — | 0.5 | KV12-D-7 | — | — | — |
SP-14V
| Cavity | Function | Signal | Wire | Colour | Gauge (mm²) | Destination | Terminal | Seal | Plug |
|---|---|---|---|---|---|---|---|---|---|
| 1 | — | — | W1 | — | 0.85 | OEM-E10-31 | — | — | — |
| 1 | — | — | W2 | — | 0.85 | OEM-E10-32 | — | — | — |
| 1 | — | — | W3 | — | 0.85 | KV12-D-1 | — | — | — |
| 1 | — | — | W4 | — | 0.85 | KV12-D-2 | — | — | — |
| 1 | — | — | W5 | — | 0.85 | KV12-D-20 | — | — | — |
SP-GND
| Cavity | Function | Signal | Wire | Colour | Gauge (mm²) | Destination | Terminal | Seal | Plug |
|---|---|---|---|---|---|---|---|---|---|
| 1 | — | — | W6 | — | 0.85 | OEM-E9-4 | — | — | — |
| 1 | — | — | W7 | — | 0.85 | OEM-E9-69 | — | — | — |
| 1 | — | — | W8 | — | 0.85 | OEM-E9-79 | — | — | — |
| 1 | — | — | W9 | — | 0.85 | OEM-E9-80 | — | — | — |
| 1 | — | — | W10 | — | 0.85 | KV12-A-19 | — | — | — |
| 1 | — | — | W11 | — | 0.85 | KV12-B-34 | — | — | — |
| 1 | — | — | W12 | — | 0.85 | KV12-B-9 | — | — | — |
| 1 | — | — | W13 | — | 0.85 | KV12-C-1 | — | — | — |
| 1 | — | — | W14 | — | 0.85 | KV12-C-26 | — | — | — |
Pin map
| OEM point | OEM function | OEM family | Target point | Target function | Target family | Wire colour | Evidence |
|---|---|---|---|---|---|---|---|
| OEM-E10-1 | Ignition switch (IGSW) | digital_in | KV12-D-15 | Ignition Switch Input | digital_in | single_source | |
| OEM-E10-10 | A/T low-gear indicator (L) | digital_in | KV12-C-20 | Digital Input 11 | digital_in | single_source | |
| OEM-E10-12 | A/T overdrive disable 1 (OD1) | digital_in | KV12-C-32 | Digital Input 6 | digital_in | single_source | |
| OEM-E10-15 | Electrical load sense (ELS) | digital_in | KV12-C-21 | Digital Input 12 | digital_in | single_source | |
| OEM-E10-17 | Diagnostic test terminal (TT) | digital_in | KV12-C-22 | Digital Input 13 | digital_in | single_source | |
| OEM-E10-18 | A/T manual mode select (M) | digital_in | KV12-C-23 | Digital Input 14 | digital_in | single_source | |
| OEM-E10-19 | Diagnostic test 2 (TE2) | digital_in | KV12-C-34 | Digital Input 8 | digital_in | single_source | |
| OEM-E10-2 | No.1 speed sensor (SP1) | digital_in | KV12-C-27 | Digital Input 1 | digital_in | single_source | |
| OEM-E10-20 | Diagnostic test 1 (TE1) | digital_in | KV12-C-33 | Digital Input 7 | digital_in | single_source | |
| OEM-E10-21 | Fuel pump diagnostic (DI) | digital_in | KV12-C-30 | Digital Input 4 | digital_in | single_source | |
| OEM-E10-22 | Fuel pump control (FPC) | low_side_out | KV12-B-13 | Auxiliary Output 4 | low_side_out | single_source | |
| OEM-E10-23 | A/C clutch relay (ACMG) | low_side_out | KV12-D-9 | EFI Relay Output (Low Side 200mA) | low_side_out | single_source | |
| OEM-E10-24 | EFI main relay control (M-REL) | low_side_out | KV12-B-14 | Auxiliary Output 5 | low_side_out | single_source | |
| OEM-E10-25 | A/T manual indicator (MI) | digital_in | KV12-C-10 | Analog Input Channel 9 | analog_in | single_source | |
| OEM-E10-28 | A/T overdrive disable 2 (OD2) | digital_in | KV12-C-18 | Digital Input 9 | digital_in | single_source | |
| OEM-E10-29 | Cat temperature sensor (CCO) | temp_in | KV12-C-7 | Analog Input Channel 6 | analog_in | single_source | |
| OEM-E10-3 | A/T kickdown switch (KD) | digital_in | KV12-C-11 | Analog Input Channel 10 | analog_in | single_source | |
| OEM-E10-31 | EFI main relay power (+B) | power_in | KV12-D-1 + KV12-D-2 + KV12-D-20 | ECU 14V Supply + Auxiliary Output 13-16 14V Supply + Auxiliary Output 9-12 14V Supply | power_in | single_source | |
| OEM-E10-32 | EFI main relay power (+B1) | power_in | KV12-D-1 + KV12-D-2 + KV12-D-20 | ECU 14V Supply + Auxiliary Output 13-16 14V Supply + Auxiliary Output 9-12 14V Supply | power_in | single_source | |
| OEM-E10-33 | Battery constant (BATT) | power_in | — | — | — | single_source | |
| OEM-E10-34 | A/C request (A/C) | digital_in | KV12-C-12 | Analog Input Channel 11 | analog_in | single_source | |
| OEM-E10-35 | Power steering switch (PS) | digital_in | KV12-C-13 | Analog Input Channel 12 | analog_in | single_source | |
| OEM-E10-4 | Stop light switch (STP) | digital_in | KV12-C-14 | Analog Input Channel 13 | analog_in | single_source | |
| OEM-E10-5 | Cat-temp warning light (EGW) | low_side_out | KV12-A-10 | Lambda 1 Heater - | low_side_out | single_source | |
| OEM-E10-6 | Check-engine light (W) | low_side_out | KV12-A-11 | Lambda 2 Heater - | low_side_out | single_source | |
| OEM-E10-9 | A/T 2nd-gear indicator (2) | digital_in | KV12-C-19 | Digital Input 10 | digital_in | single_source | |
| OEM-E9-10 | A/T shift solenoid 1 (S1) | low_side_out | KV12-B-15 | Auxiliary Output 6 | low_side_out | single_source | |
| OEM-E9-15 | Injector 6 (#60, rear) | injector_out | KV12-B-6 | Injection Channel 6 | injector_out | single_source | |
| OEM-E9-16 | Injector 5 (#50) | injector_out | KV12-B-5 | Injection Channel 5 | injector_out | single_source | |
| OEM-E9-17 | Injector 4 (#40) | injector_out | KV12-B-4 | Injection Channel 4 | injector_out | single_source | |
| OEM-E9-18 | Injector 3 (#30) | injector_out | KV12-B-3 | Injection Channel 3 | injector_out | single_source | |
| OEM-E9-19 | Injector 2 (#20) | injector_out | KV12-B-2 | Injection Channel 2 | injector_out | single_source | |
| OEM-E9-20 | Injector 1 (#10, front) | injector_out | KV12-B-1 | Injection Channel 1 | injector_out | single_source | |
| OEM-E9-23 | No.2 speed sensor (SP2+) | digital_in | KV12-C-28 | Digital Input 2 | digital_in | single_source | |
| OEM-E9-24 | A/T oil temperature (OIL) | temp_in | KV12-C-8 | Analog Input Channel 7 | analog_in | single_source | |
| OEM-E9-25 | Cam position 2 (G2) | trigger_in | — | — | — | single_source | |
| OEM-E9-26 | Cam position 1 (G1) | trigger_in | KV12-D-6 | Sync Sensor + | trigger_in | single_source | |
| OEM-E9-27 | Crank position (NE) | trigger_in | KV12-D-4 | Crank Index Sensor + | trigger_in | single_source | |
| OEM-E9-28 | Voltage feedback 2 (VF2) | analog_out | — | — | — | single_source | |
| OEM-E9-29 | Voltage feedback 1 (VF1) | analog_out | KV12-D-19 | Analog Output (0.0 - 5.0V) | analog_out | single_source | |
| OEM-E9-3 | No.2 speed sensor return (SP2-) | digital_in | KV12-C-29 | Digital Input 3 | digital_in | single_source | |
| OEM-E9-32 | ISC stepper coil 4 (ISC4) | low_side_out | KV12-B-12 | Auxiliary Output 3 | low_side_out | single_source | |
| OEM-E9-33 | ISC stepper coil 3 (ISC3) | low_side_out | KV12-B-11 | Auxiliary Output 2 | low_side_out | single_source | |
| OEM-E9-34 | ISC stepper coil 2 (ISC2) | low_side_out | KV12-B-17 | Auxiliary Output 8 | low_side_out | single_source | |
| OEM-E9-35 | ISC stepper coil 1 (ISC1) | low_side_out | KV12-B-16 | Auxiliary Output 7 | low_side_out | single_source | |
| OEM-E9-39 | ACIS intake VSV | low_side_out | KV12-B-7 | Injection Channel 7 | injector_out | single_source | |
| OEM-E9-4 | Power ground (E11) | ground | KV12-A-19 + KV12-B-34 + KV12-B-9 + KV12-C-1 + KV12-C-26 | ECU Ground + ECU Ground + ECU Ground + ECU Ground + ECU Ground | ground | single_source | |
| OEM-E9-41 | Sensor supply +5V (VCC) | vref | KV12-D-21 | Sensor Supply Vref1: 5.0V | vref | single_source | |
| OEM-E9-43 | Throttle position (VTA1) | analog_in | KV12-C-3 | Analog Input Channel 2 | analog_in | single_source | |
| OEM-E9-44 | Coolant temperature (THW) | temp_in | KV12-C-4 | Analog Input Channel 3 | analog_in | single_source | |
| OEM-E9-45 | Intake air temperature (THA) | temp_in | KV12-C-9 | Analog Input Channel 8 | analog_in | single_source | |
| OEM-E9-47 | O2 sensor 2 (OX2, rear bank) | lambda_nb_in | KV12-C-5 | Analog Input Channel 4 | analog_in | single_source | |
| OEM-E9-48 | O2 sensor 1 (OX1, front bank) | lambda_nb_in | KV12-C-6 | Analog Input Channel 5 | analog_in | single_source | |
| OEM-E9-49 | Knock sensor 2 (KNK2, rear) | knock_in | KV12-D-17 | Knock 2 + | knock_in | single_source | |
| OEM-E9-50 | Knock sensor 1 (KNK1, front) | knock_in | KV12-D-11 | Knock 1 + | knock_in | single_source | |
| OEM-E9-57 | Igniter trigger (IGT) | ignition_out | KV12-B-26 | Ignition Channel 1 | ignition_out | single_source | |
| OEM-E9-58 | Igniter verification (IGF) | digital_in | KV12-C-31 | Digital Input 5 | digital_in | single_source | |
| OEM-E9-62 | Manifold pressure (PIM) | analog_in | KV12-C-2 | Analog Input Channel 1 | analog_in | single_source | |
| OEM-E9-64 | TPS idle switch (IDL1) | digital_in | KV12-C-15 | Analog Input Channel 14 | analog_in | single_source | |
| OEM-E9-65 | Sensor ground (E2) | sensor_ground | KV12-C-17 + KV12-C-25 + KV12-D-5 + KV12-D-7 | Analog Sensor 0V Reference + Analog Sensor 0V Reference + Crank Index Sensor - + Sync Sensor - | sensor_ground + trigger_in | single_source | |
| OEM-E9-69 | Power ground (E1) | ground | KV12-A-19 + KV12-B-34 + KV12-B-9 + KV12-C-1 + KV12-C-26 | ECU Ground + ECU Ground + ECU Ground + ECU Ground + ECU Ground | ground | single_source | |
| OEM-E9-7 | Distributor ground (G-) | sensor_ground | KV12-C-17 + KV12-C-25 + KV12-D-5 + KV12-D-7 | Analog Sensor 0V Reference + Analog Sensor 0V Reference + Crank Index Sensor - + Sync Sensor - | sensor_ground + trigger_in | single_source | |
| OEM-E9-74 | EVAP purge VSV | low_side_out | KV12-B-8 | Injection Channel 8 | injector_out | single_source | |
| OEM-E9-76 | Neutral/park switch (NSW) | digital_in | KV12-C-16 | Analog Input Channel 15 | analog_in | single_source | |
| OEM-E9-77 | Starter signal (STA) | digital_in | KV12-C-24 | Analog Input Channel 16 | analog_in | single_source | |
| OEM-E9-79 | Power ground (E02) | ground | KV12-A-19 + KV12-B-34 + KV12-B-9 + KV12-C-1 + KV12-C-26 | ECU Ground + ECU Ground + ECU Ground + ECU Ground + ECU Ground | ground | single_source | |
| OEM-E9-8 | A/T lock-up solenoid (S3) | low_side_out | KV12-A-1 | Injection Channel 9 | injector_out | single_source | |
| OEM-E9-80 | Power ground (E01) | ground | KV12-A-19 + KV12-B-34 + KV12-B-9 + KV12-C-1 + KV12-C-26 | ECU Ground + ECU Ground + ECU Ground + ECU Ground + ECU Ground | ground | single_source | |
| OEM-E9-9 | A/T shift solenoid 2 (S2) | low_side_out | KV12-B-10 | Auxiliary Output 1 | low_side_out | single_source |
Cut list
| Wire | From | To | Gauge (mm²) | Colour | Length | Signal | Ident |
|---|---|---|---|---|---|---|---|
| W1 | OEM-E10-31 | SP-14V-1 | 0.85 | no route | EFI main relay power (+B) | — | |
| W2 | OEM-E10-32 | SP-14V-1 | 0.85 | no route | EFI main relay power (+B1) | — | |
| W3 | SP-14V-1 | KV12-D-1 | 0.85 | no route | ECU 14V Supply | — | |
| W4 | SP-14V-1 | KV12-D-2 | 0.85 | no route | Auxiliary Output 13-16 14V Supply | — | |
| W5 | SP-14V-1 | KV12-D-20 | 0.85 | no route | Auxiliary Output 9-12 14V Supply | — | |
| W6 | OEM-E9-4 | SP-GND-1 | 0.85 | no route | Power ground (E11) | — | |
| W7 | OEM-E9-69 | SP-GND-1 | 0.85 | no route | Power ground (E1) | — | |
| W8 | OEM-E9-79 | SP-GND-1 | 0.85 | no route | Power ground (E02) | — | |
| W9 | OEM-E9-80 | SP-GND-1 | 0.85 | no route | Power ground (E01) | — | |
| W10 | SP-GND-1 | KV12-A-19 | 0.85 | no route | ECU Ground | — | |
| W11 | SP-GND-1 | KV12-B-34 | 0.85 | no route | ECU Ground | — | |
| W12 | SP-GND-1 | KV12-B-9 | 0.85 | no route | ECU Ground | — | |
| W13 | SP-GND-1 | KV12-C-1 | 0.85 | no route | ECU Ground | — | |
| W14 | SP-GND-1 | KV12-C-26 | 0.85 | no route | ECU Ground | — | |
| W15 | OEM-E9-65 | SP-0V-1 | 0.5 | no route | Sensor ground (E2) | — | |
| W16 | OEM-E9-7 | SP-0V-1 | 0.5 | no route | Distributor ground (G-) | — | |
| W17 | SP-0V-1 | KV12-C-17 | 0.5 | no route | Analog Sensor 0V Reference | — | |
| W18 | SP-0V-1 | KV12-C-25 | 0.5 | no route | Analog Sensor 0V Reference | — | |
| W19 | OEM-E9-41 | KV12-D-21 | 0.5 | no route | Sensor supply +5V (VCC) | — | |
| W20 | OEM-E9-27 | KV12-D-4 | 0.5 | no route | Crank position (NE) | — | |
| W21 | SP-0V-1 | KV12-D-5 | 0.5 | no route | Crank Index Sensor - | — | |
| W22 | OEM-E9-26 | KV12-D-6 | 0.5 | no route | Cam position 1 (G1) | — | |
| W23 | SP-0V-1 | KV12-D-7 | 0.5 | no route | Sync Sensor - | — | |
| W24 | OEM-E9-50 | KV12-D-11 | 0.5 | no route | Knock sensor 1 (KNK1, front) | — | |
| W25 | OEM-E9-49 | KV12-D-17 | 0.5 | no route | Knock sensor 2 (KNK2, rear) | — | |
| W26 | OEM-E9-57 | KV12-B-26 | 0.5 | no route | Igniter trigger (IGT) | — | |
| W27 | OEM-E9-20 | KV12-B-1 | 0.5 | no route | Injector 1 (#10, front) | — | |
| W28 | OEM-E9-19 | KV12-B-2 | 0.5 | no route | Injector 2 (#20) | — | |
| W29 | OEM-E9-18 | KV12-B-3 | 0.5 | no route | Injector 3 (#30) | — | |
| W30 | OEM-E9-17 | KV12-B-4 | 0.5 | no route | Injector 4 (#40) | — | |
| W31 | OEM-E9-16 | KV12-B-5 | 0.5 | no route | Injector 5 (#50) | — | |
| W32 | OEM-E9-15 | KV12-B-6 | 0.5 | no route | Injector 6 (#60, rear) | — | |
| W33 | OEM-E10-1 | KV12-D-15 | 0.5 | no route | Ignition switch (IGSW) | — | |
| W34 | OEM-E9-62 | KV12-C-2 | 0.5 | no route | Manifold pressure (PIM) | — | |
| W35 | OEM-E9-43 | KV12-C-3 | 0.5 | no route | Throttle position (VTA1) | — | |
| W36 | OEM-E9-44 | KV12-C-4 | 0.5 | no route | Coolant temperature (THW) | — | |
| W37 | OEM-E10-23 | KV12-D-9 | 0.5 | no route | A/C clutch relay (ACMG) | — | |
| W38 | OEM-E10-24 | KV12-B-14 | 0.5 | no route | EFI main relay control (M-REL) | — | |
| W39 | OEM-E9-10 | KV12-B-15 | 0.5 | no route | A/T shift solenoid 1 (S1) | — | |
| W40 | OEM-E9-35 | KV12-B-16 | 0.5 | no route | ISC stepper coil 1 (ISC1) | — | |
| W41 | OEM-E9-34 | KV12-B-17 | 0.5 | no route | ISC stepper coil 2 (ISC2) | — | |
| W42 | OEM-E9-9 | KV12-B-10 | 0.5 | no route | A/T shift solenoid 2 (S2) | — | |
| W43 | OEM-E9-33 | KV12-B-11 | 0.5 | no route | ISC stepper coil 3 (ISC3) | — | |
| W44 | OEM-E9-32 | KV12-B-12 | 0.5 | no route | ISC stepper coil 4 (ISC4) | — | |
| W45 | OEM-E10-22 | KV12-B-13 | 0.5 | no route | Fuel pump control (FPC) | — | |
| W46 | OEM-E10-5 | KV12-A-10 | 0.5 | no route | Cat-temp warning light (EGW) | — | |
| W47 | OEM-E10-6 | KV12-A-11 | 0.5 | no route | Check-engine light (W) | — | |
| W48 | OEM-E9-39 | KV12-B-7 | 0.5 | no route | ACIS intake VSV | — | |
| W49 | OEM-E9-74 | KV12-B-8 | 0.5 | no route | EVAP purge VSV | — | |
| W50 | OEM-E9-8 | KV12-A-1 | 0.5 | no route | A/T lock-up solenoid (S3) | — | |
| W51 | OEM-E9-47 | KV12-C-5 | 0.5 | no route | O2 sensor 2 (OX2, rear bank) | — | |
| W52 | OEM-E9-48 | KV12-C-6 | 0.5 | no route | O2 sensor 1 (OX1, front bank) | — | |
| W53 | OEM-E10-29 | KV12-C-7 | 0.5 | no route | Cat temperature sensor (CCO) | — | |
| W54 | OEM-E9-24 | KV12-C-8 | 0.5 | no route | A/T oil temperature (OIL) | — | |
| W55 | OEM-E9-45 | KV12-C-9 | 0.5 | no route | Intake air temperature (THA) | — | |
| W56 | OEM-E10-2 | KV12-C-27 | 0.5 | no route | No.1 speed sensor (SP1) | — | |
| W57 | OEM-E9-23 | KV12-C-28 | 0.5 | no route | No.2 speed sensor (SP2+) | — | |
| W58 | OEM-E9-3 | KV12-C-29 | 0.5 | no route | No.2 speed sensor return (SP2-) | — | |
| W59 | OEM-E10-21 | KV12-C-30 | 0.5 | no route | Fuel pump diagnostic (DI) | — | |
| W60 | OEM-E9-58 | KV12-C-31 | 0.5 | no route | Igniter verification (IGF) | — | |
| W61 | OEM-E10-12 | KV12-C-32 | 0.5 | no route | A/T overdrive disable 1 (OD1) | — | |
| W62 | OEM-E10-20 | KV12-C-33 | 0.5 | no route | Diagnostic test 1 (TE1) | — | |
| W63 | OEM-E10-19 | KV12-C-34 | 0.5 | no route | Diagnostic test 2 (TE2) | — | |
| W64 | OEM-E10-28 | KV12-C-18 | 0.5 | no route | A/T overdrive disable 2 (OD2) | — | |
| W65 | OEM-E10-9 | KV12-C-19 | 0.5 | no route | A/T 2nd-gear indicator (2) | — | |
| W66 | OEM-E10-10 | KV12-C-20 | 0.5 | no route | A/T low-gear indicator (L) | — | |
| W67 | OEM-E10-15 | KV12-C-21 | 0.5 | no route | Electrical load sense (ELS) | — | |
| W68 | OEM-E10-17 | KV12-C-22 | 0.5 | no route | Diagnostic test terminal (TT) | — | |
| W69 | OEM-E10-18 | KV12-C-23 | 0.5 | no route | A/T manual mode select (M) | — | |
| W70 | OEM-E10-25 | KV12-C-10 | 0.5 | no route | A/T manual indicator (MI) | — | |
| W71 | OEM-E10-3 | KV12-C-11 | 0.5 | no route | A/T kickdown switch (KD) | — | |
| W72 | OEM-E10-34 | KV12-C-12 | 0.5 | no route | A/C request (A/C) | — | |
| W73 | OEM-E10-35 | KV12-C-13 | 0.5 | no route | Power steering switch (PS) | — | |
| W74 | OEM-E10-4 | KV12-C-14 | 0.5 | no route | Stop light switch (STP) | — | |
| W75 | OEM-E9-64 | KV12-C-15 | 0.5 | no route | TPS idle switch (IDL1) | — | |
| W76 | OEM-E9-76 | KV12-C-16 | 0.5 | no route | Neutral/park switch (NSW) | — | |
| W77 | OEM-E9-77 | KV12-C-24 | 0.5 | no route | Starter signal (STA) | — | |
| W78 | OEM-E9-29 | KV12-D-19 | 0.5 | no route | Voltage feedback 1 (VF1) | — |
Bill of materials
| Category | Part number | Manufacturer | Description | Qty | Unit |
|---|---|---|---|---|---|
| connector | 3-1437290-7 | TE | Superseal 1.0 26-way plug | 1.000 | ea |
| connector | 3-1437290-8 | TE | Superseal 1.0 26-way plug, Key 2 | 1.000 | ea |
| connector | 4-1437290-0 | TE | Superseal 1.0 34-way plug, Key 1 | 1.000 | ea |
| connector | 4-1437290-1 | TE | Superseal 1.0 34-way plug, Key 2 | 1.000 | ea |
| terminal | 3-1447221-4 | TE | Superseal 1.0 socket terminal, 20 AWG (0.5 sq mm) | 70.000 | ea |
ECU setup sheet
| Role | Engine ref | Engine signal | Sensor | ECU point | ECU function | ECU class | Setup flag |
|---|---|---|---|---|---|---|---|
| No configured channels. | |||||||
Findings
Open (19)
| Severity | Code | Subject | Message |
|---|---|---|---|
| error | REQUIRED_UNMAPPED | OEM-E9-25 | Required OEM function "Cam position 2 (G2)" (trigger_in) is not connected to the new ECU. |
| warn | DATASET_GAP | KV12 A | 5 of 26 cavities on KV12 A have no pin data (5,6,7,12,13). Anything there is invisible to these checks. |
| warn | NET_FAMILY | OEM-E10-25 ↔ KV12-C-10 | OEM-E10-25 "A/T manual indicator (MI)" [digital_in] is wired to KV12-C-10 "Analog Input Channel 9" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value. |
| warn | NET_FAMILY | OEM-E10-3 ↔ KV12-C-11 | OEM-E10-3 "A/T kickdown switch (KD)" [digital_in] is wired to KV12-C-11 "Analog Input Channel 10" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value. |
| warn | NET_FAMILY | OEM-E10-34 ↔ KV12-C-12 | OEM-E10-34 "A/C request (A/C)" [digital_in] is wired to KV12-C-12 "Analog Input Channel 11" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value. |
| warn | NET_FAMILY | OEM-E10-35 ↔ KV12-C-13 | OEM-E10-35 "Power steering switch (PS)" [digital_in] is wired to KV12-C-13 "Analog Input Channel 12" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value. |
| warn | NET_FAMILY | OEM-E10-4 ↔ KV12-C-14 | OEM-E10-4 "Stop light switch (STP)" [digital_in] is wired to KV12-C-14 "Analog Input Channel 13" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value. |
| warn | NET_FAMILY | OEM-E9-64 ↔ KV12-C-15 | OEM-E9-64 "TPS idle switch (IDL1)" [digital_in] is wired to KV12-C-15 "Analog Input Channel 14" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value. |
| warn | NET_FAMILY | OEM-E9-76 ↔ KV12-C-16 | OEM-E9-76 "Neutral/park switch (NSW)" [digital_in] is wired to KV12-C-16 "Analog Input Channel 15" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value. |
| warn | NET_FAMILY | OEM-E9-77 ↔ KV12-C-24 | OEM-E9-77 "Starter signal (STA)" [digital_in] is wired to KV12-C-24 "Analog Input Channel 16" [analog_in]. Analog and digital on one net. A switch on an analog input works with a pull-up and a threshold; an analog sensor on a digital input loses its value. |
| info | NET_FAMILY | KV12-C-17 ↔ KV12-D-5 | KV12-C-17 "Analog Sensor 0V Reference" [sensor_ground] is wired to KV12-D-5 "Crank Index Sensor -" [trigger_in]. Trigger return tied to sensor/trigger ground: correct for single-ended trigger inputs. |
| info | NET_FAMILY | OEM-E10-29 ↔ KV12-C-7 | OEM-E10-29 "Cat temperature sensor (CCO)" [temp_in] is wired to KV12-C-7 "Analog Input Channel 6" [analog_in]. Thermistor on a plain analog input needs a pull-up; check the channel can enable one. |
| info | NET_FAMILY | OEM-E9-24 ↔ KV12-C-8 | OEM-E9-24 "A/T oil temperature (OIL)" [temp_in] is wired to KV12-C-8 "Analog Input Channel 7" [analog_in]. Thermistor on a plain analog input needs a pull-up; check the channel can enable one. |
| info | NET_FAMILY | OEM-E9-39 ↔ KV12-B-7 | OEM-E9-39 "ACIS intake VSV" [low_side_out] is wired to KV12-B-7 "Injection Channel 7" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency. |
| info | NET_FAMILY | OEM-E9-44 ↔ KV12-C-4 | OEM-E9-44 "Coolant temperature (THW)" [temp_in] is wired to KV12-C-4 "Analog Input Channel 3" [analog_in]. Thermistor on a plain analog input needs a pull-up; check the channel can enable one. |
| info | NET_FAMILY | OEM-E9-45 ↔ KV12-C-9 | OEM-E9-45 "Intake air temperature (THA)" [temp_in] is wired to KV12-C-9 "Analog Input Channel 8" [analog_in]. Thermistor on a plain analog input needs a pull-up; check the channel can enable one. |
| info | NET_FAMILY | OEM-E9-74 ↔ KV12-B-8 | OEM-E9-74 "EVAP purge VSV" [low_side_out] is wired to KV12-B-8 "Injection Channel 8" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency. |
| info | NET_FAMILY | OEM-E9-8 ↔ KV12-A-1 | OEM-E9-8 "A/T lock-up solenoid (S3)" [low_side_out] is wired to KV12-A-1 "Injection Channel 9" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency. |
| info | UNMAPPED | OEM | 1 optional OEM pins are not mapped: OEM-E9-28 Voltage feedback 2 (VF2) |
Accepted (1)
| Code | Subject | Reason | By |
|---|---|---|---|
| REQUIRED_UNMAPPED | OEM-E10-33 | Battery-constant (memory) feed of the stock ECU: the new ECU has no such input, so it is not needed. | mapping-proposal |
Notes
Auto-mapped by auto_map() from the library pin data on 2026-10-11. Review every wire against both manuals before building. Open items: - OEM-E9 25: Cam position 2 (G2): no free cam_vr/cam_hall/frequency_in input on Emtron KV12 Not wired: - OEM-E10 33: Battery constant (BATT): Emtron KV12 has no battery-constant input; not needed - KV12-D 12: Knock 1 - left open: the stock knock sensor has one ECU wire; check the ECU manual for single-wire knock sensors - KV12-D 18: Knock 2 - left open: the stock knock sensor has one ECU wire; check the ECU manual for single-wire knock sensors - OEM-E9 28: Voltage feedback 2 (VF2): no free analog_out on Emtron KV12
Sources
| Reliability | Kind | Title | URL | Archive | Captured | SHA-256 |
|---|---|---|---|---|---|---|
| 4 | vendor_doc | Emtron KV12/KV16 Pinout Rev2 | https://github.com/emtron-australia/help | — | 2026-10-05 | 2f3a1b2d2ed4 |
| 3 | community_copy | wilbo666: 2JZ-GE JZA80 Supra Engine Wiring (ECU pinout, E10/E9) | http://wilbo666.pbworks.com/w/page/41678224/2JZ-GE%20JZA80%20Supra%20Engine%20Wiring | — | — | — |