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Toyota Supra A80 1993-98 USDM (2JZ-GE, non-VVT) → DTAFast T8+ (auto)

Toyota Supra A80 1993-98 USDM (2JZ-GE, non-VVT) — DTAFast — T8+
⚠ 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.

Statusdraft · not yet verified: nobody has reported building and running this harness
Open errors2: read the Findings page before cutting any wire
Size of the job66 wires · 8 connectors · 2 part lines
ToolsCrimp and extraction tools for each terminal family (see Connectors) · wire strippers · multimeter · heat gun + heat-shrink
Terminals3-1447221-4
Order of work1. 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.

WireFromToGaugeColourCutLabelCrimp ACrimp BPin APin BContinuity
W1OEM-E10-31SP-14V-10.85☐☐☐☐☐☐☐
W2OEM-E10-32SP-14V-10.85☐☐☐☐☐☐☐
W3SP-14V-1T8-C1-310.85☐☐☐☐☐☐☐
W4OEM-E10-33T8-C3-260.85☐☐☐☐☐☐☐
W5OEM-E9-4SP-GND-10.85☐☐☐☐☐☐☐
W6OEM-E9-69SP-GND-10.85☐☐☐☐☐☐☐
W7OEM-E9-79SP-GND-10.85☐☐☐☐☐☐☐
W8OEM-E9-80SP-GND-10.85☐☐☐☐☐☐☐
W9SP-GND-1T8-C1-130.85☐☐☐☐☐☐☐
W10SP-GND-1T8-C1-140.85☐☐☐☐☐☐☐
W11OEM-E9-65SP-0V-10.5☐☐☐☐☐☐☐
W12OEM-E9-7SP-0V-10.5☐☐☐☐☐☐☐
W13SP-0V-1T8-C2-210.5☐☐☐☐☐☐☐
W14SP-0V-1T8-C2-330.5☐☐☐☐☐☐☐
W15OEM-E9-41T8-C2-240.5☐☐☐☐☐☐☐
W16OEM-E9-27T8-C2-120.5☐☐☐☐☐☐☐
W17OEM-E9-26T8-C2-220.5☐☐☐☐☐☐☐
W18OEM-E9-25T8-C2-290.5☐☐☐☐☐☐☐
W19OEM-E9-50T8-C3-310.5☐☐☐☐☐☐☐
W20OEM-E9-49T8-C3-320.5☐☐☐☐☐☐☐
W21OEM-E9-57T8-C1-100.5☐☐☐☐☐☐☐
W22OEM-E9-20T8-C1-90.5☐☐☐☐☐☐☐
W23OEM-E9-19T8-C1-170.5☐☐☐☐☐☐☐
W24OEM-E9-18T8-C1-340.5☐☐☐☐☐☐☐
W25OEM-E9-17T8-C1-250.5☐☐☐☐☐☐☐
W26OEM-E9-16T8-C1-160.5☐☐☐☐☐☐☐
W27OEM-E9-15T8-C1-150.5☐☐☐☐☐☐☐
W28OEM-E9-62T8-C2-100.5☐☐☐☐☐☐☐
W29OEM-E9-43T8-C2-10.5☐☐☐☐☐☐☐
W30OEM-E9-44T8-C2-70.5☐☐☐☐☐☐☐
W31OEM-E10-23T8-C1-50.5☐☐☐☐☐☐☐
W32OEM-E10-24T8-C1-40.5☐☐☐☐☐☐☐
W33OEM-E9-10T8-C1-30.5☐☐☐☐☐☐☐
W34OEM-E9-35T8-C3-220.5☐☐☐☐☐☐☐
W35OEM-E9-34T8-C3-230.5☐☐☐☐☐☐☐
W36OEM-E9-9T8-C3-240.5☐☐☐☐☐☐☐
W37OEM-E9-33T8-C3-250.5☐☐☐☐☐☐☐
W38OEM-E9-32T8-C3-100.5☐☐☐☐☐☐☐
W39OEM-E10-22T8-C3-40.5☐☐☐☐☐☐☐
W40OEM-E10-5T8-C3-280.5☐☐☐☐☐☐☐
W41OEM-E10-6T8-C3-90.5☐☐☐☐☐☐☐
W42OEM-E9-39T8-C3-30.5☐☐☐☐☐☐☐
W43OEM-E9-74T8-C1-240.5☐☐☐☐☐☐☐
W44OEM-E9-8T8-C1-230.5☐☐☐☐☐☐☐
W45OEM-E9-47T8-C2-50.5☐☐☐☐☐☐☐
W46OEM-E9-48T8-C2-60.5☐☐☐☐☐☐☐
W47OEM-E10-29T8-C2-250.5☐☐☐☐☐☐☐
W48OEM-E9-24T8-C2-170.5☐☐☐☐☐☐☐
W49OEM-E9-45T8-C2-180.5☐☐☐☐☐☐☐
W50OEM-E10-2T8-C2-20.5☐☐☐☐☐☐☐
W51OEM-E9-23T8-C2-200.5☐☐☐☐☐☐☐
W52OEM-E9-3T8-C2-310.5☐☐☐☐☐☐☐
W53OEM-E10-21T8-C2-320.5☐☐☐☐☐☐☐
W54OEM-E9-58T8-C2-40.5☐☐☐☐☐☐☐
W55OEM-E10-12T8-C2-80.5☐☐☐☐☐☐☐
W56OEM-E10-20T8-C2-110.5☐☐☐☐☐☐☐
W57OEM-E10-19T8-C2-140.5☐☐☐☐☐☐☐
W58OEM-E10-28T8-C2-150.5☐☐☐☐☐☐☐
W59OEM-E10-9T8-C2-270.5☐☐☐☐☐☐☐
W60OEM-E10-10T8-C2-190.5☐☐☐☐☐☐☐
W61OEM-E10-15T8-C3-170.5☐☐☐☐☐☐☐
W62OEM-E10-17T8-C3-180.5☐☐☐☐☐☐☐
W63OEM-E10-18T8-C2-340.5☐☐☐☐☐☐☐
W64OEM-E10-25T8-C2-30.5☐☐☐☐☐☐☐
W65OEM-E10-3T8-C2-160.5☐☐☐☐☐☐☐
W66OEM-E10-34T8-C2-130.5☐☐☐☐☐☐☐

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 AProbe BExpectWhyReading
1T8-C1-31T8-C1-13open (OL)+12 V supply must not touch power ground
2T8-C1-31T8-C2-21open (OL)+12 V supply must not touch sensor ground
3T8-C2-24T8-C2-21open (OL)5 V sensor reference must not touch sensor ground
4T8-C3-26T8-C1-13open (OL)+12 V supply must not touch power ground
5T8-C3-26T8-C2-21open (OL)+12 V supply must not touch sensor ground
6T8-C1-13T8-C2-24open (OL)power ground must not touch 5 V sensor reference
7T8-C1-31T8-C2-24open (OL)+12 V supply must not touch 5 V sensor reference
8T8-C3-26T8-C2-24open (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

RevLabelByDate
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Schematic

OEM-E10OEM-E9SP-0VSP-14VSP-GNDT8-C1T8-C2T8-C3

Connectors

OEM-E10

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Ignition switch (IGSW)————————
10A/T low-gear indicator (L)—W60—0.5T8-C2-19———
12A/T overdrive disable 1 (OD1)—W55—0.5T8-C2-8———
15Electrical load sense (ELS)—W61—0.5T8-C3-17———
17Diagnostic test terminal (TT)—W62—0.5T8-C3-18———
18A/T manual mode select (M)—W63—0.5T8-C2-34———
19Diagnostic test 2 (TE2)—W57—0.5T8-C2-14———
2No.1 speed sensor (SP1)—W50—0.5T8-C2-2———
20Diagnostic test 1 (TE1)—W56—0.5T8-C2-11———
21Fuel pump diagnostic (DI)—W53—0.5T8-C2-32———
22Fuel pump control (FPC)—W39—0.5T8-C3-4———
23A/C clutch relay (ACMG)—W31—0.5T8-C1-5———
24EFI main relay control (M-REL)—W32—0.5T8-C1-4———
25A/T manual indicator (MI)—W64—0.5T8-C2-3———
28A/T overdrive disable 2 (OD2)—W58—0.5T8-C2-15———
29Cat temperature sensor (CCO)—W47—0.5T8-C2-25———
3A/T kickdown switch (KD)—W65—0.5T8-C2-16———
31EFI main relay power (+B)—W1—0.85SP-14V-1———
32EFI main relay power (+B1)—W2—0.85SP-14V-1———
33Battery constant (BATT)—W4—0.85T8-C3-26———
34A/C request (A/C)—W66—0.5T8-C2-13———
35Power steering switch (PS)————————
4Stop light switch (STP)————————
5Cat-temp warning light (EGW)—W40—0.5T8-C3-28———
6Check-engine light (W)—W41—0.5T8-C3-9———
9A/T 2nd-gear indicator (2)—W59—0.5T8-C2-27———

OEM-E9

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
10A/T shift solenoid 1 (S1)—W33—0.5T8-C1-3———
15Injector 6 (#60, rear)—W27—0.5T8-C1-15———
16Injector 5 (#50)—W26—0.5T8-C1-16———
17Injector 4 (#40)—W25—0.5T8-C1-25———
18Injector 3 (#30)—W24—0.5T8-C1-34———
19Injector 2 (#20)—W23—0.5T8-C1-17———
20Injector 1 (#10, front)—W22—0.5T8-C1-9———
23No.2 speed sensor (SP2+)—W51—0.5T8-C2-20———
24A/T oil temperature (OIL)—W48—0.5T8-C2-17———
25Cam position 2 (G2)—W18—0.5T8-C2-29———
26Cam position 1 (G1)—W17—0.5T8-C2-22———
27Crank position (NE)—W16—0.5T8-C2-12———
28Voltage feedback 2 (VF2)————————
29Voltage feedback 1 (VF1)————————
3No.2 speed sensor return (SP2-)—W52—0.5T8-C2-31———
32ISC stepper coil 4 (ISC4)—W38—0.5T8-C3-10———
33ISC stepper coil 3 (ISC3)—W37—0.5T8-C3-25———
34ISC stepper coil 2 (ISC2)—W35—0.5T8-C3-23———
35ISC stepper coil 1 (ISC1)—W34—0.5T8-C3-22———
39ACIS intake VSV—W42—0.5T8-C3-3———
4Power ground (E11)—W5—0.85SP-GND-1———
41Sensor supply +5V (VCC)—W15—0.5T8-C2-24———
43Throttle position (VTA1)—W29—0.5T8-C2-1———
44Coolant temperature (THW)—W30—0.5T8-C2-7———
45Intake air temperature (THA)—W49—0.5T8-C2-18———
47O2 sensor 2 (OX2, rear bank)—W45—0.5T8-C2-5———
48O2 sensor 1 (OX1, front bank)—W46—0.5T8-C2-6———
49Knock sensor 2 (KNK2, rear)—W20—0.5T8-C3-32———
50Knock sensor 1 (KNK1, front)—W19—0.5T8-C3-31———
57Igniter trigger (IGT)—W21—0.5T8-C1-10———
58Igniter verification (IGF)—W54—0.5T8-C2-4———
62Manifold pressure (PIM)—W28—0.5T8-C2-10———
64TPS idle switch (IDL1)————————
65Sensor ground (E2)—W11—0.5SP-0V-1———
69Power ground (E1)—W6—0.85SP-GND-1———
7Distributor ground (G-)—W12—0.5SP-0V-1———
74EVAP purge VSV—W43—0.5T8-C1-24———
76Neutral/park switch (NSW)————————
77Starter signal (STA)————————
79Power ground (E02)—W7—0.85SP-GND-1———
8A/T lock-up solenoid (S3)—W44—0.5T8-C1-23———
80Power ground (E01)—W8—0.85SP-GND-1———
9A/T shift solenoid 2 (S2)—W36—0.5T8-C3-24———

SP-0V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W12—0.5OEM-E9-7———
1——W13—0.5T8-C2-21———
1——W14—0.5T8-C2-33———
1——W11—0.5OEM-E9-65———

SP-14V

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W1—0.85OEM-E10-31———
1——W2—0.85OEM-E10-32———
1——W3—0.85T8-C1-31———

SP-GND

CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1——W8—0.85OEM-E9-80———
1——W5—0.85OEM-E9-4———
1——W6—0.85OEM-E9-69———
1——W7—0.85OEM-E9-79———
1——W9—0.85T8-C1-13———
1——W10—0.85T8-C1-14———

T8-C1

Mating face
T8-C1-1 · Coil 31T8-C1-22T8-C1-3 · PWM 33T8-C1-4 · PWM 24T8-C1-5 · PWM 15T8-C1-6 · Motor 1 +6T8-C1-7 · Motor 1 -7T8-C1-88T8-C1-9 · Injector 19T8-C1-10 · Coil 110T8-C1-11 · Coil 511T8-C1-12 · Coil 712T8-C1-13 · Power Ground 113T8-C1-14 · Power Ground 214T8-C1-15 · Injector 615T8-C1-16 · Injector 516T8-C1-17 · Injector 217T8-C1-18 · Coil 218T8-C1-19 · Coil 819T8-C1-2020T8-C1-2121T8-C1-2222T8-C1-23 · Injector 823T8-C1-24 · Injector 724T8-C1-25 · Injector 425T8-C1-26 · Coil 426T8-C1-27 · Coil 627T8-C1-2828T8-C1-2929T8-C1-3030T8-C1-31 · Ignition 12v In31T8-C1-3232T8-C1-3333T8-C1-34 · Injector 334
Wire side
T8-C1-1 · Coil 31T8-C1-22T8-C1-3 · PWM 33T8-C1-4 · PWM 24T8-C1-5 · PWM 15T8-C1-6 · Motor 1 +6T8-C1-7 · Motor 1 -7T8-C1-88T8-C1-9 · Injector 19T8-C1-10 · Coil 110T8-C1-11 · Coil 511T8-C1-12 · Coil 712T8-C1-13 · Power Ground 113T8-C1-14 · Power Ground 214T8-C1-15 · Injector 615T8-C1-16 · Injector 516T8-C1-17 · Injector 217T8-C1-18 · Coil 218T8-C1-19 · Coil 819T8-C1-2020T8-C1-2121T8-C1-2222T8-C1-23 · Injector 823T8-C1-24 · Injector 724T8-C1-25 · Injector 425T8-C1-26 · Coil 426T8-C1-27 · Coil 627T8-C1-2828T8-C1-2929T8-C1-3030T8-C1-31 · Ignition 12v In31T8-C1-3232T8-C1-3333T8-C1-34 · Injector 334
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Coil 3————————
2—————————
3PWM 3—W33—0.5OEM-E9-10———
4PWM 2—W32—0.5OEM-E10-24———
5PWM 1—W31—0.5OEM-E10-23———
6Motor 1 +————————
7Motor 1 -————————
8—————————
9Injector 1—W22—0.5OEM-E9-20———
10Coil 1—W21—0.5OEM-E9-57———
11Coil 5————————
12Coil 7————————
13Power Ground 1—W9—0.85SP-GND-1———
14Power Ground 2—W10—0.85SP-GND-1———
15Injector 6—W27—0.5OEM-E9-15———
16Injector 5—W26—0.5OEM-E9-16———
17Injector 2—W23—0.5OEM-E9-19———
18Coil 2————————
19Coil 8————————
20—————————
21—————————
22—————————
23Injector 8—W44—0.5OEM-E9-8———
24Injector 7—W43—0.5OEM-E9-74———
25Injector 4—W25—0.5OEM-E9-17———
26Coil 4————————
27Coil 6————————
28—————————
29—————————
30—————————
31Ignition 12v In—W3—0.85SP-14V-1———
32—————————
33—————————
34Injector 3—W24—0.5OEM-E9-18———

T8-C2

Mating face
T8-C2-1 · Analogue 21T8-C2-2 · Wheel 12T8-C2-3 · Analogue 103T8-C2-4 · Digital 14T8-C2-5 · Analogue 35T8-C2-6 · Analogue 46T8-C2-7 · Thermistor 17T8-C2-8 · Digital 28T8-C2-9 · 5v Output9T8-C2-10 · Analogue 110T8-C2-11 · Digital 311T8-C2-12 · Crank12T8-C2-13 · Analogue 1213T8-C2-14 · Digital 414T8-C2-15 · Digital 515T8-C2-16 · Analogue 1116T8-C2-17 · Thermistor 317T8-C2-18 · Analogue 518T8-C2-19 · Analogue 619T8-C2-20 · Wheel 220T8-C2-21 · Sensor Ground21T8-C2-22 · Cam 122T8-C2-2323T8-C2-24 · 5v Output24T8-C2-25 · Thermistor 225T8-C2-26 · CAN High26T8-C2-27 · Digital 627T8-C2-28 · CAN Low28T8-C2-29 · Cam 229T8-C2-3030T8-C2-31 · Wheel 331T8-C2-32 · Wheel 432T8-C2-33 · Sensor Ground33T8-C2-34 · Analogue 934
Wire side
T8-C2-1 · Analogue 21T8-C2-2 · Wheel 12T8-C2-3 · Analogue 103T8-C2-4 · Digital 14T8-C2-5 · Analogue 35T8-C2-6 · Analogue 46T8-C2-7 · Thermistor 17T8-C2-8 · Digital 28T8-C2-9 · 5v Output9T8-C2-10 · Analogue 110T8-C2-11 · Digital 311T8-C2-12 · Crank12T8-C2-13 · Analogue 1213T8-C2-14 · Digital 414T8-C2-15 · Digital 515T8-C2-16 · Analogue 1116T8-C2-17 · Thermistor 317T8-C2-18 · Analogue 518T8-C2-19 · Analogue 619T8-C2-20 · Wheel 220T8-C2-21 · Sensor Ground21T8-C2-22 · Cam 122T8-C2-2323T8-C2-24 · 5v Output24T8-C2-25 · Thermistor 225T8-C2-26 · CAN High26T8-C2-27 · Digital 627T8-C2-28 · CAN Low28T8-C2-29 · Cam 229T8-C2-3030T8-C2-31 · Wheel 331T8-C2-32 · Wheel 432T8-C2-33 · Sensor Ground33T8-C2-34 · Analogue 934
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Analogue 2—W29—0.5OEM-E9-43———
2Wheel 1—W50—0.5OEM-E10-2———
3Analogue 10—W64—0.5OEM-E10-25———
4Digital 1—W54—0.5OEM-E9-58———
5Analogue 3—W45—0.5OEM-E9-47———
6Analogue 4—W46—0.5OEM-E9-48———
7Thermistor 1—W30—0.5OEM-E9-44———
8Digital 2—W55—0.5OEM-E10-12———
95v Output————————
10Analogue 1—W28—0.5OEM-E9-62———
11Digital 3—W56—0.5OEM-E10-20———
12Crank—W16—0.5OEM-E9-27———
13Analogue 12—W66—0.5OEM-E10-34———
14Digital 4—W57—0.5OEM-E10-19———
15Digital 5—W58—0.5OEM-E10-28———
16Analogue 11—W65—0.5OEM-E10-3———
17Thermistor 3—W48—0.5OEM-E9-24———
18Analogue 5—W49—0.5OEM-E9-45———
19Analogue 6—W60—0.5OEM-E10-10———
20Wheel 2—W51—0.5OEM-E9-23———
21Sensor Ground—W13—0.5SP-0V-1———
22Cam 1—W17—0.5OEM-E9-26———
23—————————
245v Output—W15—0.5OEM-E9-41———
25Thermistor 2—W47—0.5OEM-E10-29———
26CAN High————————
27Digital 6—W59—0.5OEM-E10-9———
28CAN Low————————
29Cam 2—W18—0.5OEM-E9-25———
30—————————
31Wheel 3—W52—0.5OEM-E9-3———
32Wheel 4—W53—0.5OEM-E10-21———
33Sensor Ground—W14—0.5SP-0V-1———
34Analogue 9—W63—0.5OEM-E10-18———

T8-C3

Mating face
T8-C3-1 · Lambda 2 Pump Current1T8-C3-2 · Lambda 2 VGND2T8-C3-3 · Lambda 2 Heater Negative3T8-C3-4 · PWM 94T8-C3-5 · Lambda 2 Trim Resistor5T8-C3-6 · Lambda 2 Nernst Voltage6T8-C3-7 · Lambda 1 Pump Current7T8-C3-8 · Lambda 1 VGND8T8-C3-9 · Lambda 1 Heater Negative9T8-C3-10 · PWM 810T8-C3-11 · Lambda 1 Trim Resistor11T8-C3-12 · Lambda 1 Nernst Voltage12T8-C3-1313T8-C3-1414T8-C3-1515T8-C3-1616T8-C3-17 · Analogue 717T8-C3-18 · Analogue 818T8-C3-1919T8-C3-2020T8-C3-2121T8-C3-22 · PWM 422T8-C3-23 · PWM 523T8-C3-24 · PWM 624T8-C3-25 · PWM 725T8-C3-26 · Permanent 12v26T8-C3-27 · Permanent 12v27T8-C3-28 · PWM 1028T8-C3-2929T8-C3-3030T8-C3-31 · Knock 131T8-C3-32 · Knock 232T8-C3-33 · CAN 2 High33T8-C3-34 · CAN 2 Low34
Wire side
T8-C3-1 · Lambda 2 Pump Current1T8-C3-2 · Lambda 2 VGND2T8-C3-3 · Lambda 2 Heater Negative3T8-C3-4 · PWM 94T8-C3-5 · Lambda 2 Trim Resistor5T8-C3-6 · Lambda 2 Nernst Voltage6T8-C3-7 · Lambda 1 Pump Current7T8-C3-8 · Lambda 1 VGND8T8-C3-9 · Lambda 1 Heater Negative9T8-C3-10 · PWM 810T8-C3-11 · Lambda 1 Trim Resistor11T8-C3-12 · Lambda 1 Nernst Voltage12T8-C3-1313T8-C3-1414T8-C3-1515T8-C3-1616T8-C3-17 · Analogue 717T8-C3-18 · Analogue 818T8-C3-1919T8-C3-2020T8-C3-2121T8-C3-22 · PWM 422T8-C3-23 · PWM 523T8-C3-24 · PWM 624T8-C3-25 · PWM 725T8-C3-26 · Permanent 12v26T8-C3-27 · Permanent 12v27T8-C3-28 · PWM 1028T8-C3-2929T8-C3-3030T8-C3-31 · Knock 131T8-C3-32 · Knock 232T8-C3-33 · CAN 2 High33T8-C3-34 · CAN 2 Low34
CavityFunctionSignalWireColourGauge (mm²)DestinationTerminalSealPlug
1Lambda 2 Pump Current————————
2Lambda 2 VGND————————
3Lambda 2 Heater Negative—W42—0.5OEM-E9-39———
4PWM 9—W39—0.5OEM-E10-22———
5Lambda 2 Trim Resistor————————
6Lambda 2 Nernst Voltage————————
7Lambda 1 Pump Current————————
8Lambda 1 VGND————————
9Lambda 1 Heater Negative—W41—0.5OEM-E10-6———
10PWM 8—W38—0.5OEM-E9-32———
11Lambda 1 Trim Resistor————————
12Lambda 1 Nernst Voltage————————
13—————————
14—————————
15—————————
16—————————
17Analogue 7—W61—0.5OEM-E10-15———
18Analogue 8—W62—0.5OEM-E10-17———
19—————————
20—————————
21—————————
22PWM 4—W34—0.5OEM-E9-35———
23PWM 5—W35—0.5OEM-E9-34———
24PWM 6—W36—0.5OEM-E9-9———
25PWM 7—W37—0.5OEM-E9-33———
26Permanent 12v—W4—0.85OEM-E10-33———
27Permanent 12v————————
28PWM 10—W40—0.5OEM-E10-5———
29—————————
30—————————
31Knock 1—W19—0.5OEM-E9-50———
32Knock 2—W20—0.5OEM-E9-49———
33CAN 2 High————————
34CAN 2 Low————————

Pin map

OEM pointOEM functionOEM familyTarget pointTarget functionTarget familyWire colourEvidence
OEM-E10-1Ignition switch (IGSW)digital_in———single_source
OEM-E10-10A/T low-gear indicator (L)digital_inT8-C2-19Analogue 6analog_insingle_source
OEM-E10-12A/T overdrive disable 1 (OD1)digital_inT8-C2-8Digital 2digital_insingle_source
OEM-E10-15Electrical load sense (ELS)digital_inT8-C3-17Analogue 7analog_insingle_source
OEM-E10-17Diagnostic test terminal (TT)digital_inT8-C3-18Analogue 8analog_insingle_source
OEM-E10-18A/T manual mode select (M)digital_inT8-C2-34Analogue 9analog_insingle_source
OEM-E10-19Diagnostic test 2 (TE2)digital_inT8-C2-14Digital 4digital_insingle_source
OEM-E10-2No.1 speed sensor (SP1)digital_inT8-C2-2Wheel 1digital_insingle_source
OEM-E10-20Diagnostic test 1 (TE1)digital_inT8-C2-11Digital 3digital_insingle_source
OEM-E10-21Fuel pump diagnostic (DI)digital_inT8-C2-32Wheel 4digital_insingle_source
OEM-E10-22Fuel pump control (FPC)low_side_outT8-C3-4PWM 9low_side_outsingle_source
OEM-E10-23A/C clutch relay (ACMG)low_side_outT8-C1-5PWM 1low_side_outsingle_source
OEM-E10-24EFI main relay control (M-REL)low_side_outT8-C1-4PWM 2low_side_outsingle_source
OEM-E10-25A/T manual indicator (MI)digital_inT8-C2-3Analogue 10analog_insingle_source
OEM-E10-28A/T overdrive disable 2 (OD2)digital_inT8-C2-15Digital 5digital_insingle_source
OEM-E10-29Cat temperature sensor (CCO)temp_inT8-C2-25Thermistor 2temp_insingle_source
OEM-E10-3A/T kickdown switch (KD)digital_inT8-C2-16Analogue 11analog_insingle_source
OEM-E10-31EFI main relay power (+B)power_inT8-C1-31Ignition 12v Inpower_insingle_source
OEM-E10-32EFI main relay power (+B1)power_inT8-C1-31Ignition 12v Inpower_insingle_source
OEM-E10-33Battery constant (BATT)power_inT8-C3-26Permanent 12vpower_insingle_source
OEM-E10-34A/C request (A/C)digital_inT8-C2-13Analogue 12analog_insingle_source
OEM-E10-35Power steering switch (PS)digital_in———single_source
OEM-E10-4Stop light switch (STP)digital_in———single_source
OEM-E10-5Cat-temp warning light (EGW)low_side_outT8-C3-28PWM 10low_side_outsingle_source
OEM-E10-6Check-engine light (W)low_side_outT8-C3-9Lambda 1 Heater Negativelow_side_outsingle_source
OEM-E10-9A/T 2nd-gear indicator (2)digital_inT8-C2-27Digital 6digital_insingle_source
OEM-E9-10A/T shift solenoid 1 (S1)low_side_outT8-C1-3PWM 3low_side_outsingle_source
OEM-E9-15Injector 6 (#60, rear)injector_outT8-C1-15Injector 6injector_outsingle_source
OEM-E9-16Injector 5 (#50)injector_outT8-C1-16Injector 5injector_outsingle_source
OEM-E9-17Injector 4 (#40)injector_outT8-C1-25Injector 4injector_outsingle_source
OEM-E9-18Injector 3 (#30)injector_outT8-C1-34Injector 3injector_outsingle_source
OEM-E9-19Injector 2 (#20)injector_outT8-C1-17Injector 2injector_outsingle_source
OEM-E9-20Injector 1 (#10, front)injector_outT8-C1-9Injector 1injector_outsingle_source
OEM-E9-23No.2 speed sensor (SP2+)digital_inT8-C2-20Wheel 2digital_insingle_source
OEM-E9-24A/T oil temperature (OIL)temp_inT8-C2-17Thermistor 3temp_insingle_source
OEM-E9-25Cam position 2 (G2)trigger_inT8-C2-29Cam 2trigger_insingle_source
OEM-E9-26Cam position 1 (G1)trigger_inT8-C2-22Cam 1trigger_insingle_source
OEM-E9-27Crank position (NE)trigger_inT8-C2-12Cranktrigger_insingle_source
OEM-E9-28Voltage feedback 2 (VF2)analog_out———single_source
OEM-E9-29Voltage feedback 1 (VF1)analog_out———single_source
OEM-E9-3No.2 speed sensor return (SP2-)digital_inT8-C2-31Wheel 3digital_insingle_source
OEM-E9-32ISC stepper coil 4 (ISC4)low_side_outT8-C3-10PWM 8low_side_outsingle_source
OEM-E9-33ISC stepper coil 3 (ISC3)low_side_outT8-C3-25PWM 7low_side_outsingle_source
OEM-E9-34ISC stepper coil 2 (ISC2)low_side_outT8-C3-23PWM 5low_side_outsingle_source
OEM-E9-35ISC stepper coil 1 (ISC1)low_side_outT8-C3-22PWM 4low_side_outsingle_source
OEM-E9-39ACIS intake VSVlow_side_outT8-C3-3Lambda 2 Heater Negativelow_side_outsingle_source
OEM-E9-4Power ground (E11)groundT8-C1-13 + T8-C1-14Power Ground 1 + Power Ground 2groundsingle_source
OEM-E9-41Sensor supply +5V (VCC)vrefT8-C2-245v Outputvrefsingle_source
OEM-E9-43Throttle position (VTA1)analog_inT8-C2-1Analogue 2analog_insingle_source
OEM-E9-44Coolant temperature (THW)temp_inT8-C2-7Thermistor 1temp_insingle_source
OEM-E9-45Intake air temperature (THA)temp_inT8-C2-18Analogue 5analog_insingle_source
OEM-E9-47O2 sensor 2 (OX2, rear bank)lambda_nb_inT8-C2-5Analogue 3analog_insingle_source
OEM-E9-48O2 sensor 1 (OX1, front bank)lambda_nb_inT8-C2-6Analogue 4analog_insingle_source
OEM-E9-49Knock sensor 2 (KNK2, rear)knock_inT8-C3-32Knock 2knock_insingle_source
OEM-E9-50Knock sensor 1 (KNK1, front)knock_inT8-C3-31Knock 1knock_insingle_source
OEM-E9-57Igniter trigger (IGT)ignition_outT8-C1-10Coil 1ignition_outsingle_source
OEM-E9-58Igniter verification (IGF)digital_inT8-C2-4Digital 1digital_insingle_source
OEM-E9-62Manifold pressure (PIM)analog_inT8-C2-10Analogue 1analog_insingle_source
OEM-E9-64TPS idle switch (IDL1)digital_in———single_source
OEM-E9-65Sensor ground (E2)sensor_groundT8-C2-21 + T8-C2-33Sensor Ground + Sensor Groundsensor_groundsingle_source
OEM-E9-69Power ground (E1)groundT8-C1-13 + T8-C1-14Power Ground 1 + Power Ground 2groundsingle_source
OEM-E9-7Distributor ground (G-)sensor_groundT8-C2-21 + T8-C2-33Sensor Ground + Sensor Groundsensor_groundsingle_source
OEM-E9-74EVAP purge VSVlow_side_outT8-C1-24Injector 7injector_outsingle_source
OEM-E9-76Neutral/park switch (NSW)digital_in———single_source
OEM-E9-77Starter signal (STA)digital_in———single_source
OEM-E9-79Power ground (E02)groundT8-C1-13 + T8-C1-14Power Ground 1 + Power Ground 2groundsingle_source
OEM-E9-8A/T lock-up solenoid (S3)low_side_outT8-C1-23Injector 8injector_outsingle_source
OEM-E9-80Power ground (E01)groundT8-C1-13 + T8-C1-14Power Ground 1 + Power Ground 2groundsingle_source
OEM-E9-9A/T shift solenoid 2 (S2)low_side_outT8-C3-24PWM 6low_side_outsingle_source

Cut list

WireFromToGauge (mm²)ColourLengthSignalIdent
W1OEM-E10-31SP-14V-10.85no routeEFI main relay power (+B)—
W2OEM-E10-32SP-14V-10.85no routeEFI main relay power (+B1)—
W3SP-14V-1T8-C1-310.85no routeIgnition 12v In—
W4OEM-E10-33T8-C3-260.85no routeBattery constant (BATT)—
W5OEM-E9-4SP-GND-10.85no routePower ground (E11)—
W6OEM-E9-69SP-GND-10.85no routePower ground (E1)—
W7OEM-E9-79SP-GND-10.85no routePower ground (E02)—
W8OEM-E9-80SP-GND-10.85no routePower ground (E01)—
W9SP-GND-1T8-C1-130.85no routePower Ground 1—
W10SP-GND-1T8-C1-140.85no routePower Ground 2—
W11OEM-E9-65SP-0V-10.5no routeSensor ground (E2)—
W12OEM-E9-7SP-0V-10.5no routeDistributor ground (G-)—
W13SP-0V-1T8-C2-210.5no routeSensor Ground—
W14SP-0V-1T8-C2-330.5no routeSensor Ground—
W15OEM-E9-41T8-C2-240.5no routeSensor supply +5V (VCC)—
W16OEM-E9-27T8-C2-120.5no routeCrank position (NE)—
W17OEM-E9-26T8-C2-220.5no routeCam position 1 (G1)—
W18OEM-E9-25T8-C2-290.5no routeCam position 2 (G2)—
W19OEM-E9-50T8-C3-310.5no routeKnock sensor 1 (KNK1, front)—
W20OEM-E9-49T8-C3-320.5no routeKnock sensor 2 (KNK2, rear)—
W21OEM-E9-57T8-C1-100.5no routeIgniter trigger (IGT)—
W22OEM-E9-20T8-C1-90.5no routeInjector 1 (#10, front)—
W23OEM-E9-19T8-C1-170.5no routeInjector 2 (#20)—
W24OEM-E9-18T8-C1-340.5no routeInjector 3 (#30)—
W25OEM-E9-17T8-C1-250.5no routeInjector 4 (#40)—
W26OEM-E9-16T8-C1-160.5no routeInjector 5 (#50)—
W27OEM-E9-15T8-C1-150.5no routeInjector 6 (#60, rear)—
W28OEM-E9-62T8-C2-100.5no routeManifold pressure (PIM)—
W29OEM-E9-43T8-C2-10.5no routeThrottle position (VTA1)—
W30OEM-E9-44T8-C2-70.5no routeCoolant temperature (THW)—
W31OEM-E10-23T8-C1-50.5no routeA/C clutch relay (ACMG)—
W32OEM-E10-24T8-C1-40.5no routeEFI main relay control (M-REL)—
W33OEM-E9-10T8-C1-30.5no routeA/T shift solenoid 1 (S1)—
W34OEM-E9-35T8-C3-220.5no routeISC stepper coil 1 (ISC1)—
W35OEM-E9-34T8-C3-230.5no routeISC stepper coil 2 (ISC2)—
W36OEM-E9-9T8-C3-240.5no routeA/T shift solenoid 2 (S2)—
W37OEM-E9-33T8-C3-250.5no routeISC stepper coil 3 (ISC3)—
W38OEM-E9-32T8-C3-100.5no routeISC stepper coil 4 (ISC4)—
W39OEM-E10-22T8-C3-40.5no routeFuel pump control (FPC)—
W40OEM-E10-5T8-C3-280.5no routeCat-temp warning light (EGW)—
W41OEM-E10-6T8-C3-90.5no routeCheck-engine light (W)—
W42OEM-E9-39T8-C3-30.5no routeACIS intake VSV—
W43OEM-E9-74T8-C1-240.5no routeEVAP purge VSV—
W44OEM-E9-8T8-C1-230.5no routeA/T lock-up solenoid (S3)—
W45OEM-E9-47T8-C2-50.5no routeO2 sensor 2 (OX2, rear bank)—
W46OEM-E9-48T8-C2-60.5no routeO2 sensor 1 (OX1, front bank)—
W47OEM-E10-29T8-C2-250.5no routeCat temperature sensor (CCO)—
W48OEM-E9-24T8-C2-170.5no routeA/T oil temperature (OIL)—
W49OEM-E9-45T8-C2-180.5no routeIntake air temperature (THA)—
W50OEM-E10-2T8-C2-20.5no routeNo.1 speed sensor (SP1)—
W51OEM-E9-23T8-C2-200.5no routeNo.2 speed sensor (SP2+)—
W52OEM-E9-3T8-C2-310.5no routeNo.2 speed sensor return (SP2-)—
W53OEM-E10-21T8-C2-320.5no routeFuel pump diagnostic (DI)—
W54OEM-E9-58T8-C2-40.5no routeIgniter verification (IGF)—
W55OEM-E10-12T8-C2-80.5no routeA/T overdrive disable 1 (OD1)—
W56OEM-E10-20T8-C2-110.5no routeDiagnostic test 1 (TE1)—
W57OEM-E10-19T8-C2-140.5no routeDiagnostic test 2 (TE2)—
W58OEM-E10-28T8-C2-150.5no routeA/T overdrive disable 2 (OD2)—
W59OEM-E10-9T8-C2-270.5no routeA/T 2nd-gear indicator (2)—
W60OEM-E10-10T8-C2-190.5no routeA/T low-gear indicator (L)—
W61OEM-E10-15T8-C3-170.5no routeElectrical load sense (ELS)—
W62OEM-E10-17T8-C3-180.5no routeDiagnostic test terminal (TT)—
W63OEM-E10-18T8-C2-340.5no routeA/T manual mode select (M)—
W64OEM-E10-25T8-C2-30.5no routeA/T manual indicator (MI)—
W65OEM-E10-3T8-C2-160.5no routeA/T kickdown switch (KD)—
W66OEM-E10-34T8-C2-130.5no routeA/C request (A/C)—

Bill of materials

CategoryPart numberManufacturerDescriptionQtyUnit
connector4-1437290-0TESuperseal 1.0 34-way plug, Key 13.000ea
terminal3-1447221-4TESuperseal 1.0 socket terminal, 20 AWG (0.5 sq mm)58.000ea

ECU setup sheet

RoleEngine refEngine signalSensorECU pointECU functionECU classSetup flag
No configured channels.

Findings

Open (16)

SeverityCodeSubjectMessage
errorPHYS_REQUIRED_OPENT8-C3-27T8-C3-27 "Permanent 12v" is required but not wired.
errorREQUIRED_UNMAPPEDOEM-E10-1Required OEM function "Ignition switch (IGSW)" (digital_in) is not connected to the new ECU.
warnDATASET_GAPT8+ C110 of 34 cavities on T8+ C1 have no pin data (2,8,20,21,22,28,29,30,32,33). Anything there is invisible to these checks.
warnDATASET_GAPT8+ C22 of 34 cavities on T8+ C2 have no pin data (23,30). Anything there is invisible to these checks.
warnDATASET_GAPT8+ C39 of 34 cavities on T8+ C3 have no pin data (13,14,15,16,19,20,21,29,30). Anything there is invisible to these checks.
warnNET_FAMILYOEM-E10-10 ↔ T8-C2-19OEM-E10-10 "A/T low-gear indicator (L)" [digital_in] is wired to T8-C2-19 "Analogue 6" [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.
warnNET_FAMILYOEM-E10-15 ↔ T8-C3-17OEM-E10-15 "Electrical load sense (ELS)" [digital_in] is wired to T8-C3-17 "Analogue 7" [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.
warnNET_FAMILYOEM-E10-17 ↔ T8-C3-18OEM-E10-17 "Diagnostic test terminal (TT)" [digital_in] is wired to T8-C3-18 "Analogue 8" [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.
warnNET_FAMILYOEM-E10-18 ↔ T8-C2-34OEM-E10-18 "A/T manual mode select (M)" [digital_in] is wired to T8-C2-34 "Analogue 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.
warnNET_FAMILYOEM-E10-25 ↔ T8-C2-3OEM-E10-25 "A/T manual indicator (MI)" [digital_in] is wired to T8-C2-3 "Analogue 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.
warnNET_FAMILYOEM-E10-3 ↔ T8-C2-16OEM-E10-3 "A/T kickdown switch (KD)" [digital_in] is wired to T8-C2-16 "Analogue 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.
warnNET_FAMILYOEM-E10-34 ↔ T8-C2-13OEM-E10-34 "A/C request (A/C)" [digital_in] is wired to T8-C2-13 "Analogue 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.
infoNET_FAMILYOEM-E9-45 ↔ T8-C2-18OEM-E9-45 "Intake air temperature (THA)" [temp_in] is wired to T8-C2-18 "Analogue 5" [analog_in]. Thermistor on a plain analog input needs a pull-up; check the channel can enable one.
infoNET_FAMILYOEM-E9-74 ↔ T8-C1-24OEM-E9-74 "EVAP purge VSV" [low_side_out] is wired to T8-C1-24 "Injector 7" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoNET_FAMILYOEM-E9-8 ↔ T8-C1-23OEM-E9-8 "A/T lock-up solenoid (S3)" [low_side_out] is wired to T8-C1-23 "Injector 8" [injector_out]. Injector drivers can usually run general low-side loads; check current and PWM frequency.
infoUNMAPPEDOEM7 optional OEM pins are not mapped: OEM-E10-35 Power steering switch (PS); OEM-E10-4 Stop light switch (STP); OEM-E9-28 Voltage feedback 2 (VF2); OEM-E9-29 Voltage feedback 1 (VF1); OEM-E9-64 TPS idle switch (IDL1); OEM-E9-76 Neutral/park switch (NSW); OEM-E9-77 Starter signal (STA)

Accepted (0)

CodeSubjectReasonBy

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-E10 1: Ignition switch (IGSW): key-on 12 V sense — optional in a swap (the main relay is energized from keyed 12 V, not from this pin); DTAFast T8+ has no dedicated key-on input - T8-C3 27: Permanent 12v: required by DTAFast T8+ but no stock pin feeds it; wire by hand Not wired: - OEM-E10 35: Power steering switch (PS): no free switch_in/frequency_in/analog_0_5 on DTAFast T8+ - OEM-E10 4: Stop light switch (STP): no free switch_in/frequency_in/analog_0_5 on DTAFast T8+ - OEM-E9 64: TPS idle switch (IDL1): no free switch_in/frequency_in/analog_0_5 on DTAFast T8+ - OEM-E9 76: Neutral/park switch (NSW): no free switch_in/frequency_in/analog_0_5 on DTAFast T8+ - OEM-E9 77: Starter signal (STA): no free switch_in/frequency_in/analog_0_5 on DTAFast T8+ - OEM-E9 29: Voltage feedback 1 (VF1): no free analog_out on DTAFast T8+ - OEM-E9 28: Voltage feedback 2 (VF2): no free analog_out on DTAFast T8+

Sources

ReliabilityKindTitleURLArchiveCapturedSHA-256
4vendor_docDTAFast T8+ ECU wiring diagramhttps://cdn.shopify.com/s/files/1/0848/7508/4108/files/T8PLUS_Wiring-Diagram.pdf?v=1728572013———
3community_copywilbo666: 2JZ-GE JZA80 Supra Engine Wiring (ECU pinout, E10/E9)http://wilbo666.pbworks.com/w/page/41678224/2JZ-GE%20JZA80%20Supra%20Engine%20Wiring———