P1748

Test 1 Through 2:

Test 3 Through 6:

Symptom:
P1748 TCC SOLENOID C SHORTED TO GROUND

When Monitored and Set Condition:
P1748 TCC SOLENOID C SHORTED TO GROUND

When Monitored: Continuously while the TCC Solenoid is energized.

Set Condition: The Solenoid is turned off and low voltage is detected on the Control Circuit for 12.5 seconds.

POSSIBLE CAUSES:
SOLENOID C CONTROL CIRCUIT ON TCM OPEN
SOLENOID C CONTROL CIRCUIT SHORT TO GND AT 8-WAY CONN..
SOLENOID C CONTROL CIRCUIT OPEN AT TCM
SOLENOID C INTERNAL FAILURE
SOLENOID C WIRING AND / OR CONNECTOR DEFECTIVE
TCM SOLENOID C CONTROL CIRCUIT SHORT TO GROUND