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
EMUBLACK-Grey-14 Injector #5
EMUBLACK-Grey-22 Injector #6
EMUBLACK-Grey-21 AUX 1 / Injector #7
GND
EMUBLACK-Grey-7 Injector #1
EMUBLACK-Grey-15 Injector #2
0V sensor
EMUBLACK-Grey-23 Injector #3
0V sensor
EMUBLACK-Grey-6 Injector #4
GND
GND
OEM-A
Stock ECU being replaced
1CIdle speed control (ISC) solenoid
1ETurbo charge control solenoid
1HCooling fan relay (low speed)
1LPower ground
1QInjector 1 (front primary)
1UInjector 2 (rear primary)
1XSensor ground
1YInjector 3 (front secondary)
1ABSensor ground
1ACInjector 4 (rear secondary)
1AFPower ground
1AJPower ground
OEM-B
Stock ECU being replaced
5V ref
EMUBLACK-Black-4 Analog In #2
EMUBLACK-Black-17 Analog In #3
EMUBLACK-Black-18 TPS In
EMUBLACK-Black-3 Knock Sensor in #1
EMUBLACK-Black-8 Primary trigger
0V sensor
EMUBLACK-Black-32 IAT In
EMUBLACK-Black-21 Camsync In #1
EMUBLACK-Black-9 Flex Fuel In
EMUBLACK-Black-5 CLT In
0V sensor
OEM-C
Stock ECU being replaced
3A+5V sensor supply
3DO2 sensor (narrowband)
3HOMP position sensor
3IThrottle position (TPS, full range)
3OKnock sensor
3RCrank position (CAS NE)
3SSensor ground (CAS)
3TIntake air temperature (IAT)
3UHome position (CAS G)
3VFuel temperature
3WCoolant temperature (ECT)
3ABSensor ground
ECU main power (+12V via main relay/ECR)
EMUBLACK-Black-23 Switch #2 In
EMUBLACK-Grey-13 AUX 2 / Injector #8
ECU main power (+12V via main relay/ECR)
EMUBLACK-Grey-5 AUX 3
EMUBLACK-Grey-20 AUX 4 / Tacho
EMUBLACK-Grey-12 AUX 5
EMUBLACK-Grey-4 AUX 6
EMUBLACK-Grey-19 WBO Heater
EMUBLACK-Black-20 VSS In
EMUBLACK-Black-36 Switch #3 In
EMUBLACK-Black-30 Analog In #4
EMUBLACK-Black-35 Analog In #5
EMUBLACK-Black-10 Switch #1 In
EMUBLACK-Grey-8 Ignition coil #1
EMUBLACK-Black-31 Analog In #1
EMUBLACK-Grey-16 Ignition coil #2
EMUBLACK-Grey-9 Ignition coil #3
OEM-D
Stock ECU being replaced
4AECU main power (+12V via main relay/ECR)
4CStart signal (STA)
4DAir pump clutch relay
4EECU main power (+12V via main relay/ECR)
4FFuel pump speed relay
4GFuel pump relay
4IA/C relay
4KCooling fan relay (low speed)
4LCooling fan relay (high speed)
4QVehicle speed sensor
4SClutch switch
4VA/C request
4WPower steering pressure switch
4AABrake pedal switch
4AFIgnition front trailing
4AHMAP sensor (PIM)
4AJIgnition rear trailing
4ANIgnition leading (wasted spark)
EMUBLACK
EMUBLACK-Black
EMUBLACK
3Knock Sensor in #1
4Analog In #2
5CLT In
8Primary trigger
9Flex Fuel In
10Switch #1 In
13Battery +12V
17Analog In #3
18TPS In
20VSS In
21Camsync In #1
23Switch #2 In
26+5V supply
27Power Ground
28Ecu Ground
29Sensor Ground
30Analog In #4
31Analog In #1
32IAT In
35Analog In #5
36Switch #3 In
38Sensor Ground
39Sensor Ground
OEM-C-3O Knock sensor
OEM-C-3D O2 sensor (narrowband)
OEM-C-3W Coolant temperature (ECT)
OEM-C-3R Crank position (CAS NE)
OEM-C-3V Fuel temperature
OEM-D-4AA Brake pedal switch
Battery +12V
OEM-C-3H OMP position sensor
OEM-C-3I Throttle position (TPS, full range)
OEM-D-4Q Vehicle speed sensor
OEM-C-3U Home position (CAS G)
OEM-D-4C Start signal (STA)
5V ref
GND
GND
0V sensor
OEM-D-4V A/C request
OEM-D-4AH MAP sensor (PIM)
OEM-C-3T Intake air temperature (IAT)
OEM-D-4W Power steering pressure switch
OEM-D-4S Clutch switch
0V sensor
0V sensor
EMUBLACK-Grey
EMUBLACK
4AUX 6
5AUX 3
6Injector #4
7Injector #1
8Ignition coil #1
9Ignition coil #3
12AUX 5
13AUX 2 / Injector #8
14Injector #5
15Injector #2
16Ignition coil #2
17Power Ground
18Ignition +12V
19WBO Heater
20AUX 4 / Tacho
21AUX 1 / Injector #7
22Injector #6
23Injector #3
24Power Ground
OEM-D-4K Cooling fan relay (low speed)
OEM-D-4F Fuel pump speed relay
OEM-A-1AC Injector 4 (rear secondary)
OEM-A-1Q Injector 1 (front primary)
OEM-D-4AF Ignition front trailing
OEM-D-4AN Ignition leading (wasted spark)
OEM-D-4I A/C relay
OEM-D-4D Air pump clutch relay
OEM-A-1C Idle speed control (ISC) solenoid
OEM-A-1U Injector 2 (rear primary)
OEM-D-4AJ Ignition rear trailing
GND
NEW-KEYON
OEM-D-4L Cooling fan relay (high speed)
OEM-D-4G Fuel pump relay
OEM-A-1H Cooling fan relay (low speed)
OEM-A-1E Turbo charge control solenoid
OEM-A-1Y Injector 3 (front secondary)
GND
SP-0V · 8 pins
SP-GND · 8 pins
SP-14V · 4 pins
◯New feed: NEW-KEYON
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.
51 / 51 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
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