FT450-A-A22 White input 3 (TPS)
FT450-A-A21 White input 2
FT450-A-A6 Aux 4 (fuel pump / relays)
0V sensor
0V sensor
FT450-A-A26 White input 7 (air temp)
FT450-A-A24 White input 5 (water temp)
FT450-A-A23 White input 4 (oil pressure)
FT450-A-A1 Injector 1 (Bank A)
GND
ECU power (control-unit relay)
FT450-A-A25 White input 6 (fuel pressure)
5V ref
FT450-A-A17 Phase input (cam)
GND
FT450-A-A20 White input 1
FT450-A-A3 Aux 1
FT450-A-A4 Aux 2
FT450-A-A8 Ignition 1
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)
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