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
G4XATOMX-A-A19 Aux 3
G4XATOMX-A-A3 Injector 2
G4XATOMX-A-A4 Injector 1
G4XATOMX-A-A1 Injector 4
G4XATOMX-A-A2 Injector 3
G4XATOMX-A-A3 Injector 2
G4XATOMX-A-A4 Injector 1
G4XATOMX-A-A30 Digital Input 1
G4XATOMX-A-A9 Trigger 2
G4XATOMX-A-A8 Trigger 1
G4XATOMX-A-A18 Aux 4
5V ref
G4XATOMX-A-A22 Analog Volt 2
G4XATOMX-A-A15 Analog Temp 1
G4XATOMX-A-A33 Analog Volt 3
G4XATOMX-A-A6 Knock 1
G4XATOMX-A-A13 Ignition 1
G4XATOMX-A-A17 Analog Volt 1
0V sensor
GND
GND
GND
OEM-E9
Stock ECU being replaced
4Power ground (E11)
7Distributor ground (G-)
10A/T shift solenoid 1 (S1)
15Injector 6 (#60, rear)
16Injector 5 (#50)
17Injector 4 (#40)
18Injector 3 (#30)
19Injector 2 (#20)
20Injector 1 (#10, front)
25Cam position 2 (G2)
26Cam position 1 (G1)
27Crank position (NE)
35ISC stepper coil 1 (ISC1)
41Sensor supply +5V (VCC)
43Throttle position (VTA1)
44Coolant temperature (THW)
47O2 sensor 2 (OX2, rear bank)
50Knock sensor 1 (KNK1, front)
57Igniter trigger (IGT)
62Manifold pressure (PIM)
65Sensor ground (E2)
69Power ground (E1)
79Power ground (E02)
80Power ground (E01)
G4XATOMX-A-A31 Digital Input 2
G4XATOMX-A-A21 Aux 1
G4XATOMX-A-A20 Aux 2
G4XATOMX-A-A16 Analog Temp 2
EFI main relay power (+B)
EFI main relay power (+B1)
OEM-E10
Stock ECU being replaced
2No.1 speed sensor (SP1)
23A/C clutch relay (ACMG)
24EFI main relay control (M-REL)
29Cat temperature sensor (CCO)
31EFI main relay power (+B)
32EFI main relay power (+B1)
G4XATOMX
G4XATOMX-A
G4XATOMX
A1Injector 4
A2Injector 3
A3Injector 2
A4Injector 1
A5+14V ECU Power
A6Knock 1
A8Trigger 1
A9Trigger 2
A13Ignition 1
A15Analog Temp 1
A16Analog Temp 2
A17Analog Volt 1
A18Aux 4
A19Aux 3
A20Aux 2
A21Aux 1
A22Analog Volt 2
A24Sensor Ground
A25System Ground
A30Digital Input 1
A31Digital Input 2
A32+5V Out
A33Analog Volt 3
A34System Ground
OEM-E9-17 Injector 4 (#40)
OEM-E9-18 Injector 3 (#30)
Injector 6 (#60, rear) · 2 pins
Injector 1 (#10, front) · 2 pins
+14V ECU Power
OEM-E9-50 Knock sensor 1 (KNK1, front)
OEM-E9-27 Crank position (NE)
OEM-E9-26 Cam position 1 (G1)
OEM-E9-57 Igniter trigger (IGT)
OEM-E9-44 Coolant temperature (THW)
OEM-E10-29 Cat temperature sensor (CCO)
OEM-E9-62 Manifold pressure (PIM)
OEM-E9-35 ISC stepper coil 1 (ISC1)
OEM-E9-10 A/T shift solenoid 1 (S1)
OEM-E10-24 EFI main relay control (M-REL)
OEM-E10-23 A/C clutch relay (ACMG)
OEM-E9-43 Throttle position (VTA1)
0V sensor
GND
OEM-E9-25 Cam position 2 (G2)
OEM-E10-2 No.1 speed sensor (SP1)
5V ref
OEM-E9-47 O2 sensor 2 (OX2, rear bank)
GND
SP-0V · 4 pins
SP-GND · 7 pins
SP-14V · 4 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.
34 / 34 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
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