M800-B-8 Digital Input 1
M800-A-15 Analog Voltage Input 2
M800-A-18 AUX1
0V sensor
0V sensor
5V ref
M800-B-4 Analog Temperature Input 2
M800-B-3 Analog Temperature Input 1
M800-B-9 Digital Input 2
M800-A-19 INJ1
GND
ECU power (control-unit relay)
M800-B-10 Digital Input 3
5V ref
M800-B-2 Cam Sync Timing Input
GND
M800-A-14 AV1
M800-A-1 AUX2
M800-A-23 AUX3
M800-A-3 IGN1
OEM-A
Stock ECU being replaced
1Starter signal (term 50)
2Oxygen (lambda) sensor signal
3Fuel pump relay control
5Knock sensor return
6Sensor ground (CTS/Hall/AFM/throttle)
8Hall sender supply (distributor)
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