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
ETCS power (TBP, throttle bypass)
T12-C2-19 Analogue 6
T12-C3-9 Lambda 1 Heater Negative
T12-C3-3 Lambda 2 Heater Negative
OEM-E2
Stock ECU being replaced
13ETCS power (TBP, throttle bypass)
24O2 right rear (OXR2)
25O2 heater right rear (HTR2)
26O2 heater left rear (HTL2)
Battery constant (BATT)
T12-C3-24 PWM 6
T12-C3-28 PWM 10
T12-C3-29 PWM 11
ETCS main relay (+BM)
EFI main relay (+B2)
T12-C3-23 PWM 5
EFI main relay (+B)
OEM-E3
Stock ECU being replaced
1Battery constant (BATT)
4Fuel pump relay (FPR)
5Fuel pump control (FC)
6Check-engine lamp (W)
7ETCS main relay (+BM)
8EFI main relay (+B2)
10EFI main relay control (MREL)
16EFI main relay (+B)
T12-C2-4 Digital 1
T12-C2-8 Digital 2
T12-C2-11 Digital 3
T12-C3-17 Analogue 7
T12-C3-25 PWM 7
T12-C2-3 Analogue 10
OEM-E4
Stock ECU being replaced
2Starter signal (STA)
5Diagnostic/timing check (TC)
6Stop light switch (STP)
8O2 left rear (OXL2)
13A/C clutch relay (ACMG)
18EVAP vapor pressure (PTNK)
T12-C2-20 Wheel 2
T12-C2-2 Wheel 1
T12-C3-30 PWM 12
OEM-E5
Stock ECU being replaced
5Vehicle speed sensor (SP2+)
11Vehicle speed sensor (SP2-)
12Canister close valve (CCV)
5V ref
T12-C3-10 PWM 8
T12-C3-4 PWM 9
T12-C1-9 Injector 1
T12-C1-17 Injector 2
T12-C1-24 Injector 7
T12-C2-18 Analogue 5
T12-C3-18 Analogue 8
T12-C2-34 Analogue 9
T12-C2-7 Thermistor 1
T12-C2-10 Analogue 1
T12-C2-5 Analogue 3
GND
0V sensor
0V sensor
T12-C2-25 Thermistor 2
T12-C2-1 Analogue 2
T12-C2-6 Analogue 4
OEM-E6
Stock ECU being replaced
2Sensor supply +5V (VC)
3O2 heater right front (HTR)
4O2 heater left front (HTL)
5Injector 1 (#10)
6Injector 2 (#20)
7EVAP purge VSV (PRG)
10Mass air flow (VG)
11O2 right front (OXR1)
12O2 left front (OXL1)
14Coolant temperature (THW)
15Accelerator pedal 1 (VPA)
16Accelerator pedal 2 (VPA2)
17Power ground (E1)
18Sensor ground (E2)
19MAF ground (EVG)
22Intake air temperature (THA)
23Throttle position 1 (VTA)
24Throttle position 2 (VTA2)
T12-C1-34 Injector 3
T12-C1-25 Injector 4
T12-C1-16 Injector 5
T12-C1-15 Injector 6
T12-C1-23 Injector 8
T12-C2-22 Cam 1
T12-C1-10 Coil 1
T12-C1-18 Coil 2
T12-C1-1 Coil 3
T12-C1-5 PWM 1
T12-C1-4 PWM 2
T12-C1-3 PWM 3
T12-C3-22 PWM 4
GND
0V sensor
T12-C2-12 Crank
T12-C2-31 Wheel 3
T12-C3-32 Knock 2
T12-C3-31 Knock 1
OEM-E7
Stock ECU being replaced
1Injector 3 (#30)
2Injector 4 (#40)
3Injector 5 (#50)
4Injector 6 (#60)
5ACIS intake VSV
10Cam position (G2)
11Ignition 1 (IGT)
12Ignition 2 (IGT2)
13Ignition 3 (IGT3)
17VVT-i OCV - (OCV-)
18VVT-i OCV + (OCV+)
19ETCS throttle clutch - (CL-)
20ETCS throttle clutch + (CL+)
21Power ground (E01)
22Crank position return (NE-)
23Crank position (NE)
25Igniter feedback (IGF)
27Knock sensor 2 (KNK2)
28Knock sensor 1 (KNK1)
T12
T12-C1
T12
1Coil 3
3PWM 3
4PWM 2
5PWM 1
9Injector 1
10Coil 1
13Power Ground 1
14Power Ground 2
15Injector 6
16Injector 5
17Injector 2
18Coil 2
23Injector 8
24Injector 7
25Injector 4
31Ignition 12v In
34Injector 3
OEM-E7-13 Ignition 3 (IGT3)
OEM-E7-19 ETCS throttle clutch - (CL-)
OEM-E7-18 VVT-i OCV + (OCV+)
OEM-E7-17 VVT-i OCV - (OCV-)
OEM-E6-5 Injector 1 (#10)
OEM-E7-11 Ignition 1 (IGT)
GND
GND
OEM-E7-4 Injector 6 (#60)
OEM-E7-3 Injector 5 (#50)
OEM-E6-6 Injector 2 (#20)
OEM-E7-12 Ignition 2 (IGT2)
OEM-E7-5 ACIS intake VSV
OEM-E6-7 EVAP purge VSV (PRG)
OEM-E7-2 Injector 4 (#40)
Ignition 12v In
OEM-E7-1 Injector 3 (#30)
T12-C2
T12
1Analogue 2
2Wheel 1
3Analogue 10
4Digital 1
5Analogue 3
6Analogue 4
7Thermistor 1
8Digital 2
10Analogue 1
11Digital 3
12Crank
18Analogue 5
19Analogue 6
20Wheel 2
21Sensor Ground
22Cam 1
245v Output
25Thermistor 2
31Wheel 3
33Sensor Ground
34Analogue 9
OEM-E6-23 Throttle position 1 (VTA)
OEM-E5-11 Vehicle speed sensor (SP2-)
OEM-E4-18 EVAP vapor pressure (PTNK)
OEM-E4-2 Starter signal (STA)
OEM-E6-16 Accelerator pedal 2 (VPA2)
OEM-E6-24 Throttle position 2 (VTA2)
OEM-E6-14 Coolant temperature (THW)
OEM-E4-5 Diagnostic/timing check (TC)
OEM-E6-15 Accelerator pedal 1 (VPA)
OEM-E4-6 Stop light switch (STP)
OEM-E7-23 Crank position (NE)
OEM-E6-10 Mass air flow (VG)
OEM-E2-24 O2 right rear (OXR2)
OEM-E5-5 Vehicle speed sensor (SP2+)
0V sensor
OEM-E7-10 Cam position (G2)
5V ref
OEM-E6-22 Intake air temperature (THA)
OEM-E7-25 Igniter feedback (IGF)
0V sensor
OEM-E6-12 O2 left front (OXL1)
T12-C3
T12
3Lambda 2 Heater Negative
4PWM 9
9Lambda 1 Heater Negative
10PWM 8
17Analogue 7
18Analogue 8
22PWM 4
23PWM 5
24PWM 6
25PWM 7
26Permanent 12v
28PWM 10
29PWM 11
30PWM 12
31Knock 1
32Knock 2
OEM-E2-26 O2 heater left rear (HTL2)
OEM-E6-4 O2 heater left front (HTL)
OEM-E2-25 O2 heater right rear (HTR2)
OEM-E6-3 O2 heater right front (HTR)
OEM-E4-8 O2 left rear (OXL2)
OEM-E6-11 O2 right front (OXR1)
OEM-E7-20 ETCS throttle clutch + (CL+)
OEM-E3-10 EFI main relay control (MREL)
OEM-E3-4 Fuel pump relay (FPR)
OEM-E4-13 A/C clutch relay (ACMG)
Permanent 12v
OEM-E3-5 Fuel pump control (FC)
OEM-E3-6 Check-engine lamp (W)
OEM-E5-12 Canister close valve (CCV)
OEM-E7-28 Knock sensor 1 (KNK1)
OEM-E7-27 Knock sensor 2 (KNK2)
SP-14V · 6 pins
SP-GND · 5 pins
SP-0V · 6 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.
63 / 63 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
| Wire | From | To | Signal | Gauge | Colour | Stripe | Ident | Flags | |
|---|---|---|---|---|---|---|---|---|---|
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — |