Support for GM 4L60E/4L65E and 4L80E/4L85E auto gearboxes.
Wiring to make this gearbox work:
Inputs
•Speedsensor drive shaft RPM, VR-sensor.
•Speedsensor input shaft RPM, VR-sensor, optional to calculate transmission slip.
•Auto transmission gear selector A.
•Auto transmission gear selector B.
•Auto transmission gear selector C.
•Linepressure sensor on analog input, recommended, 4L80E does not have a stock pressure sensor).
•Brake pedal/stop light active.
Outputs
•Transmission, shift solenoid A.
•Transmission, shift solenoid B.
•Transmission, line pressure solenoid.
•Transmission, 4L60E 3-2 acc solenoid, only on 4L60.
•Transmission, TCC/lockup solenoid.
Wirings
4L60E pin |
Description |
Suggested MaxxECU connection |
A |
Solenoid A |
GPO x |
B |
Solenoid B |
GPO x |
C |
Pressure control solenoid High |
+12V |
D |
Pressure control switched GND |
GPO x |
E |
+12V |
+12V |
L |
Temp sensor |
AIN x |
M |
Sensor GND |
Sensor GND |
N |
Pressure switch A |
DIN x |
P |
Pressure switch C |
DIN x |
R |
Pressure switch B |
DIN x |
S |
3-2 solenoid |
GPO x |
T |
TCC lockup |
GPO x |
4L80E pin |
Description |
Suggested MaxxECU connection |
A |
Solenoid A |
GPO x |
B |
Solenoid B |
GPO x |
C |
Pressure control solenoid High |
+12V |
D |
Pressure control switched GND |
GPO x |
E |
+12V |
+12V |
L |
Temp sensor |
AIN x |
M |
Sensor GND |
Sensor GND |
N |
Pressure switch A |
DIN x |
P |
Pressure switch C |
DIN x |
R |
Pressure switch B |
DIN x |
S |
TCC lockup |
GPO x |
4L80 pinout
4L60 pinout
