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
Ignition power 2 (IGP2)
Ignition power 1 (IGP1)
GND
GND
T2-C1-5 Lambda Pump Current
T2-C1-19 Crank
0V sensor
0V sensor
T2-C1-22 Analogue 2
T2-C1-2 Lambda Nernst Voltage
T2-C1-11 Digital 1
T2-C1-20 Analogue 1
5V ref
5V ref
GND
GND
T2-C1-12 Wheel 1
T2-C1-6 Coil 2
T2-C1-3 Coil 1
OEM-A
Stock ECU being replaced
2Ignition power 2 (IGP2)
3Ignition power 1 (IGP1)
4Power ground 2 (PG2)
5Power ground 1 (PG1)
6A/F sensor + (AFS+, wideband Ip)
7Crank position sensor (CKP)
10Sensor ground 2 (SG2)
11Sensor ground 1 (SG1)
15Throttle position sensor (TPS)
16A/F sensor - (AFS-, wideband Vs)
18Vehicle speed sensor (VSS, M/T)
19Manifold absolute pressure (MAP)
20Sensor 5V supply 2 (VCC2)
21Sensor 5V supply 1 (VCC1)
23Logic ground 2 (LG2)
24Logic ground 1 (LG1)
25Camshaft position A (CMP A)
29Ignition coil 2 (IGPLS2)
30Ignition coil 1 (IGPLS1)
T2-C1-9 Injector 2
T2-C1-8 Injector 1
T2-C1-9 Injector 2
T2-C1-8 Injector 1
T2-C1-10 PWM 2
T2-C1-24 Thermistor 1
T2-C1-30 Digital 2
T2-C1-25 Analogue 4
T2-C1-32 Thermistor 2
OEM-B
Stock ECU being replaced
2Injector 4 (INJ4)
3Injector 3 (INJ3)
4Injector 2 (INJ2)
5Injector 1 (INJ1)
6Radiator fan control (FANC)
8Coolant temp sensor (ECT)
10Alternator L signal (ALTL)
13Alternator FR signal (ALTF)
17Intake air temp sensor (IAT)
T2-C1-18 PWM 3
T2-C1-23 Analogue 3
GND
0V sensor
5V ref
T2-C1-1 PWM 1
T2-C1-15 Lambda Heater Negative
T2-C1-33 Analogue 5
T2-C1-34 Analogue 6
T2-C1-26 PWM 4
OEM-E
Stock ECU being replaced
1Immobilizer fuel pump relay (IMO FPR)
2Secondary heated O2 sensor (SHO2S)
3Logic ground 3 (LG3)
4Sensor ground 3 (SG3)
5Sensor 5V supply 3 (VCC3)
7Main relay control (MRLY)
8A/F sensor heater relay control (AFSHTCR)
14Fuel tank pressure sensor (FTP)
15Electrical load detector (ELD)
18A/C clutch relay (ACC)
T2
T2-C1
T2
1PWM 1
2Lambda Nernst Voltage
3Coil 1
5Lambda Pump Current
6Coil 2
8Injector 1
9Injector 2
10PWM 2
11Digital 1
12Wheel 1
13Power Ground 1
14Power Ground 2
15Lambda Heater Negative
18PWM 3
19Crank
20Analogue 1
22Analogue 2
23Analogue 3
24Thermistor 1
25Analogue 4
26PWM 4
275v Output
28Sensor Ground
29Sensor Ground
30Digital 2
31Ignition 12v In
32Thermistor 2
33Analogue 5
34Analogue 6
OEM-E-7 Main relay control (MRLY)
OEM-A-16 A/F sensor - (AFS-, wideband Vs)
OEM-A-30 Ignition coil 1 (IGPLS1)
OEM-A-6 A/F sensor + (AFS+, wideband Ip)
OEM-A-29 Ignition coil 2 (IGPLS2)
Injector 1 (INJ1) · 2 pins
Injector 2 (INJ2) · 2 pins
OEM-B-6 Radiator fan control (FANC)
OEM-A-18 Vehicle speed sensor (VSS, M/T)
OEM-A-25 Camshaft position A (CMP A)
GND
GND
OEM-E-8 A/F sensor heater relay control (AFSHTCR)
OEM-E-1 Immobilizer fuel pump relay (IMO FPR)
OEM-A-7 Crank position sensor (CKP)
OEM-A-19 Manifold absolute pressure (MAP)
OEM-A-15 Throttle position sensor (TPS)
OEM-E-2 Secondary heated O2 sensor (SHO2S)
OEM-B-8 Coolant temp sensor (ECT)
OEM-B-13 Alternator FR signal (ALTF)
OEM-E-18 A/C clutch relay (ACC)
5V ref
0V sensor
0V sensor
OEM-B-10 Alternator L signal (ALTL)
Ignition 12v In
OEM-B-17 Intake air temp sensor (IAT)
OEM-E-14 Fuel tank pressure sensor (FTP)
OEM-E-15 Electrical load detector (ELD)
SP-14V · 4 pins
SP-GND · 8 pins
SP-0V · 6 pins
SP-5V1 · 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.