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
GND
0V sensor
0V sensor
0V sensor
T12-C1-15 Injector 6
T12-C1-16 Injector 5
T12-C1-25 Injector 4
T12-C1-34 Injector 3
T12-C1-17 Injector 2
T12-C1-9 Injector 1
T12-C2-29 Cam 2
T12-C2-22 Cam 1
T12-C2-12 Crank
T12-C3-23 PWM 5
T12-C3-24 PWM 6
T12-C3-25 PWM 7
T12-C3-10 PWM 8
5V ref
T12-C2-1 Analogue 2
T12-C2-7 Thermistor 1
T12-C2-25 Thermistor 2
T12-C2-5 Analogue 3
T12-C2-6 Analogue 4
T12-C3-32 Knock 2
T12-C3-31 Knock 1
T12-C1-27 Coil 6
T12-C1-11 Coil 5
T12-C1-26 Coil 4
T12-C1-1 Coil 3
T12-C1-18 Coil 2
T12-C1-10 Coil 1
T12-C2-31 Wheel 3
T12-C3-4 PWM 9
T12-C2-10 Analogue 1
0V sensor
GND
T12-C3-9 Lambda 1 Heater Negative
T12-C3-3 Lambda 2 Heater Negative
T12-C3-28 PWM 10
T12-C3-29 PWM 11
T12-C2-11 Digital 3
GND
GND
GND
OEM-E9
Stock ECU being replaced
4Power ground (E11)
5Cam sensor 2 ground (G2-)
6Cam sensor 1 ground (G1-)
7Crank sensor ground (NE-)
15Injector 6
16Injector 5
17Injector 4
18Injector 3
19Injector 2
20Injector 1
25Camshaft position 2 (G2)
26Camshaft position 1 (G1)
27Crank position (NE)
32ISC stepper winding
33ISC stepper winding
34ISC stepper winding
35ISC stepper winding
41Sensor supply +5V (VCC)
43Throttle position (VTA1)
44Coolant temperature (THW)
45Intake air temperature (THA)
47O2 sensor 2 (OX2)
48O2 sensor 1 (OX1)
49Knock sensor 2 (KNK2)
50Knock sensor 1 (KNK1)
52Ignition 6 (IGT6)
53Ignition 5 (IGT5)
54Ignition 4 (IGT4)
55Ignition 3 (IGT3)
56Ignition 2 (IGT2)
57Ignition 1 (IGT1)
58Ignition confirmation (IGF)
60Wastegate VSV (boost control)
62MAP sensor (PIM)
65Sensor ground (E2)
69ECU power ground (E1)
71O2 heater 1 (HT1)
72O2 heater 2 (HT2)
73Fuel pressure-up VSV (FPU)
74Purge VSV (EVAP)
76Starter signal (STA)
78Power ground (E01)
79Power ground (E01/E02)
80Power ground (E01/E02)
T12-C2-2 Wheel 1
T12-C2-8 Digital 2
T12-C3-22 PWM 4
T12-C2-4 Digital 1
T12-C3-30 PWM 12
T12-C2-20 Wheel 2
T12-C1-3 PWM 3
T12-C1-5 PWM 1
T12-C1-4 PWM 2
ECU power +B (main relay)
Battery constant (BATT)
OEM-E10
Stock ECU being replaced
2Vehicle speed sensor (SP1)
4Brake switch (STP)
6Malfunction indicator lamp (MIL)
15Electrical load sensor (ELS)
16Tachometer output
21Fuel pump diagnostic (DI)
22Fuel pump control (FPC)
23A/C clutch relay (ACMG)
24Main relay control (M-REL)
31ECU power +B (main relay)
33Battery constant (BATT)
T12
T12-C1
T12
1Coil 3
3PWM 3
4PWM 2
5PWM 1
9Injector 1
10Coil 1
11Coil 5
13Power Ground 1
14Power Ground 2
15Injector 6
16Injector 5
17Injector 2
18Coil 2
25Injector 4
26Coil 4
27Coil 6
31Ignition 12v In
34Injector 3
OEM-E9-55 Ignition 3 (IGT3)
OEM-E10-22 Fuel pump control (FPC)
OEM-E10-24 Main relay control (M-REL)
OEM-E10-23 A/C clutch relay (ACMG)
OEM-E9-20 Injector 1
OEM-E9-57 Ignition 1 (IGT1)
OEM-E9-53 Ignition 5 (IGT5)
GND
GND
OEM-E9-15 Injector 6
OEM-E9-16 Injector 5
OEM-E9-19 Injector 2
OEM-E9-56 Ignition 2 (IGT2)
OEM-E9-17 Injector 4
OEM-E9-54 Ignition 4 (IGT4)
OEM-E9-52 Ignition 6 (IGT6)
Ignition 12v In
OEM-E9-18 Injector 3
T12-C2
T12
1Analogue 2
2Wheel 1
4Digital 1
5Analogue 3
6Analogue 4
7Thermistor 1
8Digital 2
10Analogue 1
11Digital 3
12Crank
20Wheel 2
21Sensor Ground
22Cam 1
245v Output
25Thermistor 2
29Cam 2
31Wheel 3
33Sensor Ground
OEM-E9-43 Throttle position (VTA1)
OEM-E10-2 Vehicle speed sensor (SP1)
OEM-E10-15 Electrical load sensor (ELS)
OEM-E9-47 O2 sensor 2 (OX2)
OEM-E9-48 O2 sensor 1 (OX1)
OEM-E9-44 Coolant temperature (THW)
OEM-E10-4 Brake switch (STP)
OEM-E9-62 MAP sensor (PIM)
OEM-E9-76 Starter signal (STA)
OEM-E9-27 Crank position (NE)
OEM-E10-21 Fuel pump diagnostic (DI)
0V sensor
OEM-E9-26 Camshaft position 1 (G1)
5V ref
OEM-E9-45 Intake air temperature (THA)
OEM-E9-25 Camshaft position 2 (G2)
OEM-E9-58 Ignition confirmation (IGF)
0V sensor
T12-C3
T12
3Lambda 2 Heater Negative
4PWM 9
9Lambda 1 Heater Negative
10PWM 8
22PWM 4
23PWM 5
24PWM 6
25PWM 7
26Permanent 12v
28PWM 10
29PWM 11
30PWM 12
31Knock 1
32Knock 2
OEM-E9-72 O2 heater 2 (HT2)
OEM-E9-60 Wastegate VSV (boost control)
OEM-E9-71 O2 heater 1 (HT1)
OEM-E9-35 ISC stepper winding
OEM-E10-6 Malfunction indicator lamp (MIL)
OEM-E9-32 ISC stepper winding
OEM-E9-33 ISC stepper winding
OEM-E9-34 ISC stepper winding
Permanent 12v
OEM-E9-73 Fuel pressure-up VSV (FPU)
OEM-E9-74 Purge VSV (EVAP)
OEM-E10-16 Tachometer output
OEM-E9-50 Knock sensor 1 (KNK1)
OEM-E9-49 Knock sensor 2 (KNK2)
SP-0V · 7 pins
SP-GND · 8 pins
SP-14V · 3 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.
60 / 60 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
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