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.
100%
Stock ECU being replaced
T4-C3-9 Lambda 1 Heater Negative
T4-C3-23 PWM 5
T4-C2-15 Digital 5
T4-C3-17 Analogue 7
T4-C1-5 PWM 1
T4-C3-18 Analogue 8
T4-C3-10 PWM 8
OEM-E11
Stock ECU being replaced
7O2 sensor heater (bank unconfirmed)
8O2 sensor heater (bank unconfirmed)
17Starter signal (STA)
18O2 sensor signal (bank unconfirmed)
19VVT oil-control valve RH (OCR+)
27O2 sensor signal (bank unconfirmed)
28VVT oil-control valve RH (OCR−)
OEM-E12
Stock ECU being replaced
5V ref
T4-C3-24 PWM 6
T4-C3-25 PWM 7
T4-C1-9 Injector 1
T4-C1-17 Injector 2
T4-C2-19 Analogue 6
T4-C2-10 Analogue 1
T4-C2-34 Analogue 9
T4-C2-3 Analogue 10
T4-C2-1 Analogue 2
T4-C2-7 Thermistor 1
T4-C2-2 Wheel 1
GND
0V sensor
0V sensor
T4-C2-6 Analogue 4
T4-C2-5 Analogue 3
T4-C2-25 Thermistor 2
SP-0V · 2 pins
OEM-E13
Stock ECU being replaced
2+5V sensor reference (VC)
3O2 sensor heater (bank unconfirmed)
4O2 sensor heater (bank unconfirmed)
5Injector 1 (cyl 1)
6Injector 2 (cyl 2)
9Accelerator pedal position 2 (VPA2)
10MAF signal (VG)
11O2 sensor signal (bank unconfirmed)
12O2 sensor signal (bank unconfirmed)
13Throttle position sensor 1 (VTA)
14Engine coolant temp (THW)
16VVT position sensor LH (VVL+)
17ECU ground (E1)
18Sensor ground (E2)
19MAF ground (EVG)
20Throttle position sensor 2 (VTA2)
21Accelerator pedal position 1 (VPA)
22Intake air temp (THA)
24VVT position sensor LH (VVL−)
T4-C1-34 Injector 3
T4-C1-25 Injector 4
T4-C1-9 Injector 1
T4-C1-17 Injector 2
T4-C1-34 Injector 3
T4-C1-25 Injector 4
T4-C1-7 Motor 1 -
T4-C1-6 Motor 1 +
T4-C2-22 Cam 1
T4-C1-10 Coil 1
T4-C1-18 Coil 2
T4-C1-1 Coil 3
T4-C1-26 Coil 4
T4-C1-4 PWM 2
GND
SP-0V · 2 pins
T4-C2-12 Crank
T4-C2-4 Digital 1
T4-C2-14 Digital 4
OEM-E14
Stock ECU being replaced
1Injector 3 (cyl 3)
2Injector 4 (cyl 4)
3Injector 5 (cyl 5)
4Injector 6 (cyl 6)
5Injector 7 (cyl 7)
6Injector 8 (cyl 8)
7Throttle motor − (M−)
8Throttle motor + (M+)
10Camshaft position sensor (G2)
11Ignition coil 1 (IGT1)
12Ignition coil 2 (IGT2)
13Ignition coil 3 (IGT3)
14Ignition coil 4 (IGT4)
20VVT oil-control valve LH (OCV+)
21Power/injector ground (E01)
22Crank position sensor (NE−)
23Crank position sensor (NE+)
27Ignition confirmation 1 (IGF1)
28Ignition confirmation 2 (IGF2)
Battery constant (+12V)
T4-C3-22 PWM 4
ECM power feed (+BM)
ECM power (EFI relay +B1)
T4-C1-3 PWM 3
ECM power (EFI relay +B)
OEM-E15
Stock ECU being replaced
1Battery constant (+12V)
5Fuel pump relay control (FC)
7ECM power feed (+BM)
8ECM power (EFI relay +B1)
10EFI main relay control (MREL)
16ECM power (EFI relay +B)
T4
T4-C1
T4
1Coil 3
3PWM 3
4PWM 2
5PWM 1
6Motor 1 +
7Motor 1 -
9Injector 1
10Coil 1
13Power Ground 1
14Power Ground 2
17Injector 2
18Coil 2
25Injector 4
26Coil 4
31Ignition 12v In
34Injector 3
OEM-E14-13 Ignition coil 3 (IGT3)
OEM-E15-10 EFI main relay control (MREL)
OEM-E14-20 VVT oil-control valve LH (OCV+)
OEM-E11-19 VVT oil-control valve RH (OCR+)
OEM-E14-8 Throttle motor + (M+)
OEM-E14-7 Throttle motor − (M−)
Injector 1 (cyl 1) · 2 pins
OEM-E14-11 Ignition coil 1 (IGT1)
GND
GND
Injector 2 (cyl 2) · 2 pins
OEM-E14-12 Ignition coil 2 (IGT2)
Injector 8 (cyl 8) · 2 pins
OEM-E14-14 Ignition coil 4 (IGT4)
Ignition 12v In
Injector 3 · 2 pins
T4-C2
T4
1Analogue 2
2Wheel 1
3Analogue 10
4Digital 1
5Analogue 3
6Analogue 4
7Thermistor 1
10Analogue 1
12Crank
14Digital 4
15Digital 5
19Analogue 6
21Sensor Ground
22Cam 1
245v Output
25Thermistor 2
33Sensor Ground
34Analogue 9
OEM-E13-13 Throttle position sensor 1 (VTA)
OEM-E13-16 VVT position sensor LH (VVL+)
OEM-E13-12 O2 sensor signal (bank unconfirmed)
OEM-E14-27 Ignition confirmation 1 (IGF1)
OEM-E13-21 Accelerator pedal position 1 (VPA)
OEM-E13-20 Throttle position sensor 2 (VTA2)
OEM-E13-14 Engine coolant temp (THW)
OEM-E13-10 MAF signal (VG)
OEM-E14-23 Crank position sensor (NE+)
OEM-E14-28 Ignition confirmation 2 (IGF2)
OEM-E11-17 Starter signal (STA)
OEM-E13-9 Accelerator pedal position 2 (VPA2)
0V sensor
OEM-E14-10 Camshaft position sensor (G2)
5V ref
OEM-E13-22 Intake air temp (THA)
0V sensor
OEM-E13-11 O2 sensor signal (bank unconfirmed)
T4-C3
T4
9Lambda 1 Heater Negative
10PWM 8
17Analogue 7
18Analogue 8
22PWM 4
23PWM 5
24PWM 6
25PWM 7
26Permanent 12v
OEM-E11-7 O2 sensor heater (bank unconfirmed)
OEM-E11-28 VVT oil-control valve RH (OCR−)
OEM-E11-18 O2 sensor signal (bank unconfirmed)
OEM-E11-27 O2 sensor signal (bank unconfirmed)
OEM-E15-5 Fuel pump relay control (FC)
OEM-E11-8 O2 sensor heater (bank unconfirmed)
OEM-E13-3 O2 sensor heater (bank unconfirmed)
OEM-E13-4 O2 sensor heater (bank unconfirmed)
Permanent 12v
SP-GND · 5 pins
SP-0V · 7 pins
SP-14V · 5 pins
Press enter or space to select a node. You can then use the arrow keys to move the node around. Press delete to remove it and escape to cancel.
Press enter or space to select an edge. You can then press delete to remove it or escape to cancel.