100%
Stock ECU being replaced
NEXUSS3-A-19 HBO 1
0V sensor
NEXUSS3-A-4 Injector 4
NEXUSS3-A-20 HBO 2
GND
GND
NEXUSS3-A-5 Injector 5
NEXUSS3-A-6 Injector 6
NEXUSS3-A-7 Injector 7
NEXUSS3-A-26 ECR output
NEXUSS3-A-8 Injector 8
GND
NEXUSS3-A-1 Injector 1
NEXUSS3-A-21 HBO 3
NEXUSS3-A-2 Injector 2
NEXUSS3-A-22 HBO 4
0V sensor
NEXUSS3-A-3 Injector 3
OEM-A
Stock ECU being replaced
1AAOMP stepper phase B1
1ABSensor ground
1ACInjector 4 (rear secondary)
1AEOMP stepper phase A1
1AFPower ground
1AJPower ground
1CIdle speed control (ISC) solenoid
1ETurbo charge control solenoid
1GPurge solenoid
1HCooling fan relay (low speed)
1ITurbo charge relief solenoid
1LPower ground
1QInjector 1 (front primary)
1SOMP stepper phase B2
1UInjector 2 (rear primary)
1WOMP stepper phase A2
1XSensor ground
1YInjector 3 (front secondary)
OEM-B
Stock ECU being replaced
5V ref
0V sensor
NEXUSS3-C-12 AVI 3
NEXUSS3-C-16 AVI 7
NEXUSS3-C-11 AVI 2
NEXUSS3-C-23 Knock 1
NEXUSS3-C-1 Trigger +
0V sensor
NEXUSS3-C-14 AVI 5
NEXUSS3-C-3 Home +
NEXUSS3-C-15 AVI 6
NEXUSS3-C-13 AVI 4
OEM-C
Stock ECU being replaced
3A+5V sensor supply
3ABSensor ground
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)
ECU main power (+12V via main relay/ECR)
NEXUSS3-C-6 SPI 2
NEXUSS3-A-27 Ignition 1
NEXUSS3-C-10 AVI 1
NEXUSS3-A-28 Ignition 2
NEXUSS3-A-29 Ignition 3
NEXUSS3-A-13 Ignition switch input
NEXUSS3-A-9 DPO 1
ECU main power (+12V via main relay/ECR)
NEXUSS3-A-12 DPO 2
NEXUSS3-A-14 DPO 3
NEXUSS3-A-15 DPO 4
NEXUSS3-A-16 DPO 5
NEXUSS3-A-17 DPO 6
NEXUSS3-C-5 SPI 1
NEXUSS3-C-7 SPI 3
NEXUSS3-C-8 SPI 4
NEXUSS3-C-19 SPI 5
OEM-D
Stock ECU being replaced
4AECU main power (+12V via main relay/ECR)
4AABrake pedal switch
4AFIgnition front trailing
4AHMAP sensor (PIM)
4AJIgnition rear trailing
4ANIgnition leading (wasted spark)
4CIgnition switch / start signal
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
NEXUSS3
NEXUSS3-A
NEXUSS3
1Injector 1
2Injector 2
3Injector 3
4Injector 4
5Injector 5
6Injector 6
7Injector 7
8Injector 8
9DPO 1
10Battery ground
11Battery ground
12DPO 2
13Ignition switch input
14DPO 3
15DPO 4
16DPO 5
17DPO 6
18+12V switched input
19HBO 1
20HBO 2
21HBO 3
22HBO 4
25+12V switched input
26ECR output
27Ignition 1
28Ignition 2
29Ignition 3
OEM-A-1Q Injector 1 (front primary)
OEM-A-1U Injector 2 (rear primary)
OEM-A-1Y Injector 3 (front secondary)
OEM-A-1AC Injector 4 (rear secondary)
OEM-A-1C Idle speed control (ISC) solenoid
OEM-A-1E Turbo charge control solenoid
OEM-A-1G Purge solenoid
OEM-A-1I Turbo charge relief solenoid
OEM-D-4D Air pump clutch relay
GND
GND
OEM-D-4F Fuel pump speed relay
OEM-D-4C Ignition switch / start signal
OEM-D-4G Fuel pump relay
OEM-D-4I A/C relay
OEM-D-4K Cooling fan relay (low speed)
OEM-D-4L Cooling fan relay (high speed)
+12V switched input
OEM-A-1AA OMP stepper phase B1
OEM-A-1AE OMP stepper phase A1
OEM-A-1S OMP stepper phase B2
OEM-A-1W OMP stepper phase A2
+12V switched input
OEM-A-1H Cooling fan relay (low speed)
OEM-D-4AF Ignition front trailing
OEM-D-4AJ Ignition rear trailing
OEM-D-4AN Ignition leading (wasted spark)
NEXUSS3-C
NEXUSS3
1Trigger +
2Trigger -
3Home +
4Home -
5SPI 1
6SPI 2
7SPI 3
8SPI 4
10AVI 1
11AVI 2
12AVI 3
13AVI 4
14AVI 5
15AVI 6
16AVI 7
19SPI 5
23Knock 1
25+5V
26Signal ground
OEM-C-3R Crank position (CAS NE)
SP-0V · 4 pins
OEM-C-3U Home position (CAS G)
SP-0V · 4 pins
OEM-D-4Q Vehicle speed sensor
OEM-D-4AA Brake pedal switch
OEM-D-4S Clutch switch
OEM-D-4V A/C request
OEM-D-4AH MAP sensor (PIM)
OEM-C-3I Throttle position (TPS, full range)
OEM-C-3D O2 sensor (narrowband)
OEM-C-3W Coolant temperature (ECT)
OEM-C-3T Intake air temperature (IAT)
OEM-C-3V Fuel temperature
OEM-C-3H OMP position sensor
OEM-D-4W Power steering pressure switch
OEM-C-3O Knock sensor
5V ref
0V sensor
SP-GND · 6 pins
SP-0V · 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.