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
ECU power +14V (main relay)
MAXXECUGEN2T-MX1-24 Digital/VR 4 SIGNAL +
MAXXECUGEN2T-MX3-12 GP Out 8 (GND) / WBO2 Sensor 2 H-
MAXXECUGEN2T-MX1-1 Ignition 1
MAXXECUGEN2T-MX1-2 Ignition 2
MAXXECUGEN2T-MX1-5 GP out 1 (GND)
MAXXECUGEN2T-MX1-17 GP out 5 (GND)
MAXXECUGEN2T-MX1-23 Digital/VR 3 SIGNAL +
MAXXECUGEN2T-MX3-21 Digital/VR 5 SIGNAL +
MAXXECUGEN2T-MX3-26 Digital/VR 6 SIGNAL +
MAXXECUGEN2T-MX2-4 AIN 6
MAXXECUGEN2T-MX1-6 GP out 2 (GND)
MAXXECUGEN2T-MX2-5 AIN 7
OEM-1
Stock ECU being replaced
BECU power +14V (main relay)
CStart signal
EMalfunction indicator lamp (MIL)
GIgnition 1 (coils 1+4, wasted spark)
HIgnition 2 (coils 2+3, wasted spark)
JA/C relay
LCoolant fan relay
MVehicle speed
OStop light switch
PPower steering pressure switch
QA/C request
RCooling fan relay
VNeutral/clutch switch
GND
GND
0V sensor
0V sensor
MAXXECUGEN2T-MX1-10 Digital/VR 1 SIGNAL +
0V sensor
MAXXECUGEN2T-MX1-18 Digital/VR 2 SIGNAL +
5V ref
MAXXECUGEN2T-MX2-3 GP out 6 (GND)
MAXXECUGEN2T-MX1-27 AIN 2
MAXXECUGEN2T-MX1-29 AIN 4
MAXXECUGEN2T-MX1-26 AIN 1
MAXXECUGEN2T-MX1-30 AIN 5
MAXXECUGEN2T-MX1-28 AIN 3
MAXXECUGEN2T-MX2-33 INJECTOR 5
MAXXECUGEN2T-MX1-7 GP out 3 (GND)
MAXXECUGEN2T-MX1-8 GP out 4 (GND)
MAXXECUGEN2T-MX1-31 INJECTOR 1
MAXXECUGEN2T-MX1-32 INJECTOR 2
MAXXECUGEN2T-MX2-12 GP OUT 7 / WBO2 Sensor 1 H-
MAXXECUGEN2T-MX2-34 INJECTOR 6
MAXXECUGEN2T-MX1-33 INJECTOR 3
MAXXECUGEN2T-MX1-34 INJECTOR 4
OEM-2
Stock ECU being replaced
APower ground
BPower ground
CSensor ground (E2)
DSensor ground (E2)
ECrank position (CAS NE)
FMAF ground
GCam position (CAS G)
K+5V sensor supply
LRear defroster relay
MThrottle position (TPS)
NO2 sensor
OMass air flow (MAF)
PIntake air temperature (IAT)
QCoolant temperature (ECT)
RPRC solenoid (fuel pressure regulator)
SCondenser fan relay
TFuel pump relay
UInjector 1
VInjector 2
WISC solenoid
XEvap purge solenoid
YInjector 3
ZInjector 4
MAXXECUGEN2T
MAXXECUGEN2T-MX1
MAXXECUGEN2T
1Ignition 1
2Ignition 2
5GP out 1 (GND)
6GP out 2 (GND)
7GP out 3 (GND)
8GP out 4 (GND)
9Engine gnd
10Digital/VR 1 SIGNAL +
12Digital/VR 1 POWER SUPPLY
14SENSOR GND
17GP out 5 (GND)
18Digital/VR 2 SIGNAL +
23Digital/VR 3 SIGNAL +
24Digital/VR 4 SIGNAL +
2512V supply 1
26AIN 1
27AIN 2
28AIN 3
29AIN 4
30AIN 5
31INJECTOR 1
32INJECTOR 2
33INJECTOR 3
34INJECTOR 4
OEM-1-G Ignition 1 (coils 1+4, wasted spark)
OEM-1-H Ignition 2 (coils 2+3, wasted spark)
OEM-1-J A/C relay
OEM-1-R Cooling fan relay
OEM-2-S Condenser fan relay
OEM-2-T Fuel pump relay
GND
OEM-2-E Crank position (CAS NE)
5V ref
0V sensor
OEM-1-L Coolant fan relay
OEM-2-G Cam position (CAS G)
OEM-1-M Vehicle speed
OEM-1-C Start signal
12V supply 1
OEM-2-O Mass air flow (MAF)
OEM-2-M Throttle position (TPS)
OEM-2-Q Coolant temperature (ECT)
OEM-2-N O2 sensor
OEM-2-P Intake air temperature (IAT)
OEM-2-U Injector 1
OEM-2-V Injector 2
OEM-2-Y Injector 3
OEM-2-Z Injector 4
MAXXECUGEN2T-MX2
MAXXECUGEN2T
3GP out 6 (GND)
4AIN 6
5AIN 7
9Engine gnd
12GP OUT 7 / WBO2 Sensor 1 H-
2512V supply 2
33INJECTOR 5
34INJECTOR 6
OEM-2-L Rear defroster relay
OEM-1-Q A/C request
OEM-1-V Neutral/clutch switch
GND
OEM-2-W ISC solenoid
12V supply 2
OEM-2-R PRC solenoid (fuel pressure regulator)
OEM-2-X Evap purge solenoid
MAXXECUGEN2T-MX3
MAXXECUGEN2T
9Engine gnd
12GP Out 8 (GND) / WBO2 Sensor 2 H-
21Digital/VR 5 SIGNAL +
26Digital/VR 6 SIGNAL +
GND
OEM-1-E Malfunction indicator lamp (MIL)
OEM-1-O Stop light switch
OEM-1-P Power steering pressure switch
SP-14V · 4 pins
SP-0V · 5 pins
SP-GND · 6 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.
42 / 42 connections
Columns ▾
Lengths need a layout. Add bundles in Layout.
Not set yet: signal, colour, stripe, ident.
| Wire | From | To | Signal | Gauge | Colour | Stripe | Ident | Flags | |
|---|---|---|---|---|---|---|---|---|---|
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — | |||||||||
| — |