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
MAXXECURACE-C1-B4 GPO 1
MAXXECURACE-C1-C4 GPO 2
MAXXECURACE-C1-K4 DIN/VR 2
MAXXECURACE-C1-A1 GPO 5
MAXXECURACE-C1-D4 GPO 3
MAXXECURACE-C2-F3 DIN/VR 4
MAXXECURACE-C2-F4 DIN/VR 5
MAXXECURACE-C1-K3 DIN/VR 1
MAXXECURACE-C1-E4 GPO 4
OEM-1
Stock ECU being replaced
ACooling fan relay (low-side)
BA/C condenser fan relay
CStarter input (12V while cranking)
ECheck engine light (MIL)
GA/C clutch relay
KA/C pressure switch (A/C request)
LClutch switch
MVehicle speed sensor (VSS)
UFuel pump relay (low-side)
MAXXECURACE-C1-J3 AIN 3 (0-5V)
MAXXECURACE-C2-E4 AIN 6 (0-5V)
MAXXECURACE-C2-F1 AIN 7 (0-5V)
MAXXECURACE-C1-G2 TPS/AIN
MAXXECURACE-C1-F1 CLT
MAXXECURACE-C1-J4 AIN 4 (0-5V)
5V ref
MAXXECURACE-C2-F2 AIN 8 (0-5V)
MAXXECURACE-C1-F2 IAT
MAXXECURACE-C1-D1 WBO2 Heater-
MAXXECURACE-C2-G3 AIN 5 (0-5V)
0V sensor
OEM-3
Stock ECU being replaced
BMAF sensor input
CFront O2 sensor input
DRear O2 sensor input
FThrottle position (TPS)
GEngine coolant temp (CLT)
HEGR boost sensor
I+5V sensor reference
JEGR valve position sensor
KIntake air temp (IAT)
MFront O2 heater control
NEGR boost sensor (2nd channel)
OSensor ground
GND
ECU power +12V (main relay)
GND
GND
MAXXECURACE-C1-H3 TRIGGER
MAXXECURACE-C1-H4 HOME
0V sensor
MAXXECURACE-C1-B1 GPO 6
GND
MAXXECURACE-C1-A2 IGN 1
MAXXECURACE-C1-C1 GPO 7
MAXXECURACE-C1-A4 GPO 8/TACHO
MAXXECURACE-C1-M3 INJ 5
MAXXECURACE-C1-A3 IGN 2
MAXXECURACE-C1-L3 INJ 6
MAXXECURACE-C1-K1 INJ 1
MAXXECURACE-C1-K2 INJ 2
MAXXECURACE-C1-M1 INJ 3
MAXXECURACE-C1-M2 INJ 4
OEM-4
Stock ECU being replaced
AChassis ground
BECU power +12V (main relay)
CChassis ground
DChassis ground
ECrank position (CKP) sensor
GCAS SGC (cam sync)
HCrank pickup timing ground (CKP gnd)
JPRC solenoid (FPR control)
KChassis ground
NIgnition coil trigger (cyl 1&4)
OEGR vent solenoid
PEGR vacuum solenoid
QIdle air control (IAC) valve
RIgnition coil trigger (cyl 2&3)
TEVAP purge solenoid
UInjector 1 (cyl 1)
VInjector 2 (cyl 2)
WInjector 3 (cyl 3)
XInjector 4 (cyl 4)
MAXXECURACE
MAXXECURACE-C1
MAXXECURACE
A1GPO 5
A2IGN 1
A3IGN 2
A4GPO 8/TACHO
B1GPO 6
B4GPO 1
C1GPO 7
C4GPO 2
D1WBO2 Heater-
D4GPO 3
E4GPO 4
F1CLT
F2IAT
G1+5V sensor supply
G2TPS/AIN
H1Sensor GND
H2Trigger GND
H3TRIGGER
H4HOME
J3AIN 3 (0-5V)
J4AIN 4 (0-5V)
K1INJ 1
K2INJ 2
K3DIN/VR 1
K4DIN/VR 2
L3INJ 6
L4Engine GND
M1INJ 3
M2INJ 4
M3INJ 5
M4+12V ECU power supply
OEM-1-E Check engine light (MIL)
OEM-4-N Ignition coil trigger (cyl 1&4)
OEM-4-R Ignition coil trigger (cyl 2&3)
OEM-4-P EGR vacuum solenoid
OEM-4-J PRC solenoid (FPR control)
OEM-1-A Cooling fan relay (low-side)
OEM-4-O EGR vent solenoid
OEM-1-B A/C condenser fan relay
OEM-3-M Front O2 heater control
OEM-1-G A/C clutch relay
OEM-1-U Fuel pump relay (low-side)
OEM-3-G Engine coolant temp (CLT)
OEM-3-K Intake air temp (IAT)
5V ref
OEM-3-F Throttle position (TPS)
0V sensor
0V sensor
OEM-4-E Crank position (CKP) sensor
OEM-4-G CAS SGC (cam sync)
OEM-3-B MAF sensor input
OEM-3-H EGR boost sensor
OEM-4-U Injector 1 (cyl 1)
OEM-4-V Injector 2 (cyl 2)
OEM-1-M Vehicle speed sensor (VSS)
OEM-1-C Starter input (12V while cranking)
OEM-4-T EVAP purge solenoid
GND
OEM-4-W Injector 3 (cyl 3)
OEM-4-X Injector 4 (cyl 4)
OEM-4-Q Idle air control (IAC) valve
+12V ECU power supply
MAXXECURACE-C2
MAXXECURACE
E4AIN 6 (0-5V)
F1AIN 7 (0-5V)
F2AIN 8 (0-5V)
F3DIN/VR 4
F4DIN/VR 5
G3AIN 5 (0-5V)
G4ENGINE GROUND
OEM-3-C Front O2 sensor input
OEM-3-D Rear O2 sensor input
OEM-3-J EGR valve position sensor
OEM-1-K A/C pressure switch (A/C request)
OEM-1-L Clutch switch
OEM-3-N EGR boost sensor (2nd channel)
GND
SP-0V · 5 pins
SP-14V · 3 pins
SP-GND · 7 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.