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
FT450-A-A6 Aux 4 (fuel pump / relays)
FT450-A-A5 Aux 3
FT450-A-A1 Injector 1 (Bank A)
FT450-A-A2 Injector 2 (Bank A)
FT450-A-A2 Injector 2 (Bank A)
GND
FT450-A-A22 White input 3 (TPS)
GND
SP-0V · 2 pins
FT450-A-A17 Phase input (cam)
FT450-A-A11 Ignition 4
FT450-A-A3 Aux 1
0V sensor
FT450-A-A1 Injector 1 (Bank A)
FT450-A-A2 Injector 2 (Bank A)
FT450-A-A1 Injector 1 (Bank A)
GND
FT450-A-A4 Aux 2
0V sensor
FT450-A-A20 White input 1
0V sensor
0V sensor
FT450-A-A8 Ignition 1
FT450-A-A9 Ignition 2
FT450-A-A10 Ignition 3
ECU power (+14V from main relay)
GND
5V ref
0V sensor
FT450-A-A21 White input 2
FT450-A-A26 White input 7 (air temp)
FT450-A-A24 White input 5 (water temp)
OEM-X
Stock ECU being replaced
1Fuel pump relay control
2Idle speed control valve (close winding)
3Injector cylinder 5
4Injector cylinder 6
5Injector cylinder 4
6Ground (injector output stages)
13O2 sensor signal
15Ground
16Crank position sensor (+)
17Camshaft position sensor (Hall)
23Ignition coil cylinder 4
27Main relay control
28Ground (electronics + sensor shielding)
31Injector cylinder 3
32Injector cylinder 2
33Injector cylinder 1
34Ground (output stages)
38O2 sensor heater relay control
40O2 sensor signal ground
41Mass air flow (MAF) signal
43Crank position sensor (-)
44Sensor ground (IAT/ECT/TPS)
50Ignition coil cylinder 1
51Ignition coil cylinder 2
52Ignition coil cylinder 3
54ECU power (+14V from main relay)
55Ground (ignition)
59+5V sensor supply
71Knock sensor ground/shield
73Throttle position (TPS)
77Intake air temperature (IAT)
78Engine coolant temperature (ECT)
FT450
FT450-A
FT450
A1Injector 1 (Bank A)
A2Injector 2 (Bank A)
A3Aux 1
A4Aux 2
A5Aux 3
A6Aux 4 (fuel pump / relays)
A7Power ground
A8Ignition 1
A9Ignition 2
A10Ignition 3
A11Ignition 4
A12Signal ground
A13+12V switched
A14+5V sensor supply
A17Phase input (cam)
A18RPM reference (crank -)
A20White input 1
A21White input 2
A22White input 3 (TPS)
A24White input 5 (water temp)
A26White input 7 (air temp)
Injector cylinder 3 · 3 pins
Injector cylinder 6 · 3 pins
OEM-X-27 Main relay control
OEM-X-38 O2 sensor heater relay control
OEM-X-2 Idle speed control valve (close winding)
OEM-X-1 Fuel pump relay control
GND
OEM-X-50 Ignition coil cylinder 1
OEM-X-51 Ignition coil cylinder 2
OEM-X-52 Ignition coil cylinder 3
OEM-X-23 Ignition coil cylinder 4
0V sensor
+12V switched
5V ref
OEM-X-17 Camshaft position sensor (Hall)
SP-0V · 6 pins
OEM-X-41 Mass air flow (MAF) signal
OEM-X-73 Throttle position (TPS)
OEM-X-13 O2 sensor signal
OEM-X-78 Engine coolant temperature (ECT)
OEM-X-77 Intake air temperature (IAT)
SP-GND · 6 pins
SP-0V · 9 pins
SP-14V · 3 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.
36 / 36 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
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