Solenoid Supply/Watchdog

Symptom:
SOLENOID SUPPLY/WATCHDOG

When Monitored: Always monitored with system active at each ignition cycle.

Set Condition: During the power up of the TCM, it tests the ability of the external watchdog to shut down the Solenoid Supply driver.

Test 1-2:

Test 3:

POSSIBLE CAUSES
- SOLENOID SUPPLY CIRCUIT SHORT TO OTHER CIRCUITS
- SOLENOID DTCs PRESENT
- TCM - SOLENOID SUPPLY WATCHDOG