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
M170-A-56 Universal Digital Input 2
M170-A-18 Analogue Voltage Input 2
M170-A-43 Low Side Injector 1
M170-A-29 Knock Input 1
0V sensor
0V sensor
M170-A-38 Analogue Temperature Input 2
M170-A-28 Analogue Temperature Input 1
M170-A-46 Universal Digital Input 3
M170-A-33 Peak Hold Injector 1
GND
ECU power (control-unit relay)
M170-A-45 Universal Digital Input 4
5V ref
M170-A-49 Universal Digital Input 1
GND
M170-A-26 Analogue Voltage Input 1
M170-A-51 Low Side Injector 2
M170-A-50 Peak Hold Injector 2
M170-A-1 Low Side 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)
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
M170
M170-A
M170
1Low Side Ignition 1
11Sensor 0V A
14Battery Negative 1
15Battery Negative 2
16Sensor 5.0V A
18Analogue Voltage Input 2
19Battery Negative 3
20Battery Negative 4
21Battery Negative 5
23Battery Positive
26Analogue Voltage Input 1
27Sensor 0V B
28Analogue Temperature Input 1
29Knock Input 1
32Battery Positive
33Peak Hold Injector 1
38Analogue Temperature Input 2
41Battery Positive
43Low Side Injector 1
45Universal Digital Input 4
46Universal Digital Input 3
49Universal Digital Input 1
50Peak Hold Injector 2
51Low Side Injector 2
56Universal Digital Input 2
OEM-A-25 Ignition timing signal to TCI
0V sensor
GND
GND
5V ref
OEM-A-2 Oxygen (lambda) sensor signal
GND
GND
GND
Battery Positive
OEM-A-21 AFM signal
0V sensor
OEM-A-10 Coolant temperature sensor
OEM-A-4 Knock sensor signal
Battery Positive
OEM-A-12 Injector driver (batch, all 4)
OEM-A-9 Intake air temperature sensor
Battery Positive
OEM-A-3 Fuel pump relay control
OEM-A-16 A/C compressor signal
OEM-A-11 Idle/WOT throttle switch
OEM-A-18 Hall sender signal (engine speed)
OEM-A-23 Idle stabilizer valve coil 2
OEM-A-22 Idle stabilizer valve coil 1
OEM-A-1 Starter signal (term 50)
SP-0V · 5 pins
SP-GND · 8 pins
SP-14V · 5 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.
30 / 30 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
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