Automatic Transmission/Transaxle Controls
TCM Wiring Diagram (1 of 3) With 4L80-E Trans.:
A8 DIAGNOSTIC TEST
C1 SYSTEM GROUND
C2 SYSTEM GROUND
B10 SERIAL DATA
C4 5V VOLT REFERENCE
C3 SENSOR GROUND
D8 TP SIGNAL
D7 SENSOR GROUND
D6 ENGINE SPEED SIGNAL
D4 INPUT SPEED SIGNAL HIGH
D3 INPUT SPEED SIGNAL LOW
A12 BATTERY FEED
TCM Wiring Diagram (2 of 3) With 4L80-E Trans.:
C16 IGNITION FEED
B4 BRAKE SIGNAL
B9 "TRANS" LAMP CONTROL
B11 OUTPUT SIGNAL HIGH
B12 OUTPUT SIGNAL LOW
D2 OUTPUT SPEED SIGNAL
B3 A/C REQUEST SIGNAL
TCM Wiring Diagram (3 of 3) With 4L80-E Trans.:
C3 SENSOR GROUND
D7 SENSOR GROUND
D13 TRANSMISSION FLUID TEMPERATURE SIGNAL
B5 TCC CONTROL
A7 1-2 SHIFT SOLENOID SIGNAL
A6 2-3 SHIFT SOLENOID SIGNAL
C15 PRESSURE CONTROL SOLENOID LOW
D16 PRESSURE CONTROL SOLENOID HIGH
A3 RANGE SIGNAL "A"
A4 RANGE SIGNAL "B"
A5 RANGE SIGNAL "C"