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.
Components
| Ref | Kind | Part | Exclude from BOM |
|---|---|---|---|
| KV12-A | connector | ||
| KV12-B | connector | ||
| KV12-C | connector | ||
| KV12-D | connector | ||
| OEM-B74 | connector | ||
| OEM-B75 | connector | ||
| OEM-B76 | connector | ||
| OEM-B77 | connector | ||
| OEM-B78 | connector | ||
| OEM-B79 | connector | ||
| SP-0V | splice | ||
| SP-14V | splice | ||
| SP-GND | splice | ||
| SP-SHD | splice |
Create part
Cut list
Lengths need a layout (0 of 87 routed).
| Wire | From / To | Gauge | Signal |
|---|---|---|---|
| W1 | OEM-B78-16 / SP-14V-1 | 0.85 | EFI main relay power (+B) |
| W2 | OEM-B78-7 / SP-14V-1 | 0.85 | ETCS-i power (+BM) |
| W3 | OEM-B78-8 / SP-14V-1 | 0.85 | EFI main relay power (+B2) |
| W4 | SP-14V-1 / KV12-D-1 | 0.85 | ECU 14V Supply |
| W5 | SP-14V-1 / KV12-D-2 | 0.85 | Auxiliary Output 13-16 14V Supply |
| W6 | SP-14V-1 / KV12-D-20 | 0.85 | Auxiliary Output 9-12 14V Supply |
| W7 | OEM-B74-21 / SP-GND-1 | 0.85 | Power ground (E01) |
| W8 | OEM-B74-31 / SP-GND-1 | 0.85 | Power ground (E02) |
| W9 | OEM-B74-9 / SP-GND-1 | 0.85 | ETCS-i ground (ME01) |
| W10 | OEM-B75-17 / SP-GND-1 | 0.85 | Power ground (E1) |
| W11 | SP-GND-1 / KV12-A-19 | 0.85 | ECU Ground |
| W12 | SP-GND-1 / KV12-B-34 | 0.85 | ECU Ground |
| W13 | SP-GND-1 / KV12-B-9 | 0.85 | ECU Ground |
| W14 | SP-GND-1 / KV12-C-1 | 0.85 | ECU Ground |
| W15 | SP-GND-1 / KV12-C-26 | 0.85 | ECU Ground |
| W16 | OEM-B74-22 / SP-0V-1 | 0.5 | Crank/cam sensor return (NE-) |
| W17 | OEM-B75-18 / SP-0V-1 | 0.5 | Sensor ground (E2) |
| W18 | OEM-B75-19 / SP-0V-1 | 0.5 | MAF ground (EVG) |
| W19 | OEM-B78-22 / SP-0V-1 | 0.5 | Switch ground (EC) |
| W20 | SP-0V-1 / KV12-C-17 | 0.5 | Analog Sensor 0V Reference |
| W21 | SP-0V-1 / KV12-C-25 | 0.5 | Analog Sensor 0V Reference |
| W22 | OEM-B75-2 / KV12-D-21 | 0.5 | Sensor power (VC) |
| W23 | OEM-B74-23 / KV12-D-4 | 0.5 | Crank position (NE+) |
| W24 | SP-0V-1 / KV12-D-5 | 0.5 | Crank Index Sensor - |
| W25 | OEM-B74-10 / KV12-D-6 | 0.5 | Cam position (G2) |
| W26 | SP-0V-1 / KV12-D-7 | 0.5 | Sync Sensor - |
| W27 | OEM-B74-28 / KV12-D-11 | 0.5 | Knock sensor 1 (KNK1, front) |
| W28 | OEM-B74-27 / KV12-D-17 | 0.5 | Knock sensor 2 (KNK2, rear) |
| W29 | OEM-B74-11 / KV12-B-26 | 0.5 | Ignition 1 (IGT, cyl 1&6) |
| W30 | OEM-B74-12 / KV12-B-27 | 0.5 | Ignition 2 (IGT2, cyl 5&2) |
| W31 | OEM-B74-13 / KV12-B-28 | 0.5 | Ignition 3 (IGT3, cyl 3&4) |
| W32 | OEM-B75-5 / KV12-B-1 | 0.5 | Injector 1 (#10) |
| W33 | OEM-B75-6 / KV12-B-2 | 0.5 | Injector 2 (#20) |
| W34 | OEM-B74-1 / KV12-B-3 | 0.5 | Injector 3 (#30) |
| W35 | OEM-B74-2 / KV12-B-4 | 0.5 | Injector 4 (#40) |
| W36 | OEM-B74-3 / KV12-B-5 | 0.5 | Injector 5 (#50) |
| W37 | OEM-B74-4 / KV12-B-6 | 0.5 | Injector 6 (#60) |
| W38 | OEM-B74-30 / SP-SHD-1 | 0.5 | ETCS-i motor shield (GEO1) |
| W39 | SP-SHD-1 / KV12-D-13 | 0.5 | Shield (Crank/Cam/ Knock) |
| W40 | OEM-B78-9 / KV12-D-15 | 0.5 | Ignition switch (IGSW) |
| W41 | OEM-B74-17 / KV12-B-14 | 0.5 | VVT-i OCV - (OCV-) |
| W42 | OEM-B74-18 / KV12-B-15 | 0.5 | VVT-i OCV + (OCV+) |
| W43 | OEM-B74-19 / KV12-B-16 | 0.5 | ETCS-i clutch - (CL-) |
| W44 | OEM-B74-20 / KV12-B-17 | 0.5 | ETCS-i clutch + (CL+) |
| W45 | OEM-B75-9 / KV12-C-2 | 0.5 | Manifold pressure (PIM) |
| W46 | OEM-B75-15 / KV12-C-3 | 0.5 | Accelerator pedal 1 (VPA) |
| W47 | OEM-B75-23 / KV12-C-4 | 0.5 | Throttle position 1 (VTA) |
| W48 | OEM-B75-16 / KV12-C-5 | 0.5 | Accelerator pedal 2 (VPA2) |
| W49 | OEM-B75-24 / KV12-C-6 | 0.5 | Throttle position 2 (VTA2) |
| W50 | OEM-B75-14 / KV12-C-7 | 0.5 | Coolant temperature (THW) |
| W51 | OEM-B77-13 / KV12-D-9 | 0.5 | A/C clutch relay (ACMG) |
| W52 | OEM-B78-10 / KV12-B-10 | 0.5 | EFI main relay control (M-REL) |
| W53 | OEM-B75-4 / KV12-A-10 | 0.5 | O2 sensor heater (HT) |
| W54 | OEM-B76-1 / KV12-B-11 | 0.5 | A/T shift solenoid 1 (S1) |
| W55 | OEM-B76-2 / KV12-B-12 | 0.5 | A/T shift solenoid 2 (S2) |
| W56 | OEM-B76-3 / KV12-B-13 | 0.5 | A/T shift solenoid 3 (S3) |
| W57 | OEM-B76-6 / KV12-A-11 | 0.5 | A/T shift solenoid 4 (S4) |
| W58 | OEM-B74-15 / KV12-B-7 | 0.5 | Wastegate VSV (PMC) |
| W59 | OEM-B74-5 / KV12-B-8 | 0.5 | Intake air bypass VSV (VSV1) |
| W60 | OEM-B75-3 / KV12-A-1 | 0.5 | Exhaust gas control VSV (VSV2) |
| W61 | OEM-B75-7 / KV12-A-2 | 0.5 | EVAP purge VSV (PRG) |
| W62 | OEM-B76-12 / KV12-A-3 | 0.5 | Exhaust bypass VSV (VSV3) |
| W63 | OEM-B76-13 / KV12-A-4 | 0.5 | A/T lock-up solenoid - (SLU-) |
| W64 | OEM-B75-10 / KV12-C-8 | 0.5 | Mass air flow (VG) |
| W65 | OEM-B75-12 / KV12-C-9 | 0.5 | O2 sensor (OX) |
| W66 | OEM-B75-22 / KV12-C-10 | 0.5 | Intake air temperature (THA) |
| W67 | OEM-B76-17 / KV12-C-11 | 0.5 | A/T oil temperature (OIL) |
| W68 | OEM-B77-25 / KV12-C-27 | 0.5 | No.1 speed sensor (SPD) |
| W69 | OEM-B76-11 / KV12-C-28 | 0.5 | No.2 speed sensor return (SP2-) |
| W70 | OEM-B76-5 / KV12-C-29 | 0.5 | No.2 speed sensor (SP2+) |
| W71 | OEM-B74-25 / KV12-C-30 | 0.5 | Igniter verification (IGF) |
| W72 | OEM-B76-10 / KV12-C-31 | 0.5 | OD direct-clutch speed (NCO-) |
| W73 | OEM-B76-4 / KV12-C-32 | 0.5 | OD direct-clutch speed (NCO+) |
| W74 | OEM-B77-18 / KV12-C-33 | 0.5 | Rear right wheel speed (RRO) |
| W75 | OEM-B77-19 / KV12-C-34 | 0.5 | Rear left wheel speed (RLO) |
| W76 | OEM-B77-27 / KV12-C-18 | 0.5 | Road speed (RSPD) |
| W77 | OEM-B78-4 / KV12-C-19 | 0.5 | Fuel pump diagnostic (DI) |
| W78 | OEM-B79-7 / KV12-C-20 | 0.5 | Front right wheel speed (FRO) |
| W79 | OEM-B79-8 / KV12-C-21 | 0.5 | Front left wheel speed (FLO) |
| W80 | OEM-B75-21 / KV12-C-22 | 0.5 | A/T 1st-gear indicator (L) |
| W81 | OEM-B75-20 / KV12-C-23 | 0.5 | A/T 2nd-gear indicator (2) |
| W82 | OEM-B74-24 / KV12-C-12 | 0.5 | Neutral/park switch (NSW) |
| W83 | OEM-B75-8 / KV12-C-13 | 0.5 | Main oil pressure switch (MOPS) |
| W84 | OEM-B77-1 / KV12-C-14 | 0.5 | A/C request (AC) |
| W85 | OEM-B77-14 / KV12-C-15 | 0.5 | A/T shift down (SFTD) |
| W86 | OEM-B77-16 / KV12-C-16 | 0.5 | A/T reverse indicator (R) |
| W87 | OEM-B77-2 / KV12-C-24 | 0.5 | Starter signal (STA) |
Bill of materials
No wire parts assigned: 87 wires need a wire part.
| Part number | Manufacturer | Description | Qty | Unit | Unit price | Buy |
|---|---|---|---|---|---|---|
| connector4 lines | ||||||
| 3-1437290-7 | TE | Superseal 1.0 26-way plug | 1 | ea | TE Connectivity | |
| 3-1437290-8 | TE | Superseal 1.0 26-way plug, Key 2 | 1 | ea | TE Connectivity | |
| 4-1437290-0 | TE | Superseal 1.0 34-way plug, Key 1 | 1 | ea | 3 Way ComponentsKSV Looms (kit)TE Connectivity | |
| 4-1437290-1 | TE | Superseal 1.0 34-way plug, Key 2 | 1 | ea | TE Connectivity | |
| terminal1 line | ||||||
| 3-1447221-4 | TE | Superseal 1.0 socket terminal, 20 AWG (0.5 sq mm) | 75 | ea | TE Connectivity | |