G4XATOMX-A-A30 Digital Input 1
G4XATOMX-A-A22 Analog Volt 2
G4XATOMX-A-A21 Aux 1
G4XATOMX-A-A6 Knock 1
0V sensor
0V sensor
G4XATOMX-A-A7 Shield Ground (via SP-SHD)
G4XATOMX-A-A16 Analog Temp 2
G4XATOMX-A-A15 Analog Temp 1
G4XATOMX-A-A31 Digital Input 2
G4XATOMX-A-A4 Injector 1
GND
ECU power (control-unit relay)
G4XATOMX-A-A33 Analog Volt 3
5V ref
G4XATOMX-A-A9 Trigger 2
GND
G4XATOMX-A-A17 Analog Volt 1
G4XATOMX-A-A20 Aux 2
G4XATOMX-A-A19 Aux 3
G4XATOMX-A-A13 Ignition 1
OEM-A
Stock ECU being replaced
1Starter signal (term 50)
2Oxygen (lambda) sensor signal
3Fuel pump relay control
4Knock sensor signal
5Knock sensor return
6Sensor ground (CTS/Hall/AFM/throttle)
7Knock sensor shield
9Intake air temperature sensor
10Coolant temperature sensor
11Idle/WOT throttle switch
12Injector driver (batch, all 4)
13Ground
14ECU power (control-unit relay)
16A/C compressor signal
17AFM potentiometer supply
18Hall sender signal (engine speed)
19Ground
21AFM signal
22Idle stabilizer valve coil 1
23Idle stabilizer valve coil 2
25Ignition timing signal to TCI