P1793

Test 604-608:

Test 609-612:

SYMPTOM:
P1793-TRD LINK COMMUNICATION ERROR

When Monitored and Set Condition:
P1793-TRD LINK COMMUNICATION ERROR
When Monitored: Whenever the engine is running.
Set Condition:

POSSIBLE CAUSES
- CHECKING SYMPTOMS AND POSSIBLE CAUSES
- LOW BATTERY VOLTAGE CAUSING SYMPTOM
- TORQUE MANAGEMENT REQUEST CIRCUIT SHORT TO GROUND
- TORQUE MANAGEMENT REQUEST CIRCUIT OPEN
- TORQUE MANAGEMENT REQUEST CIRCUIT SHORT TO BATTERY
- TCM DEFECT (TORQUE MANAGEMENT REQUEST CIRCUIT)
- PCM TORQUE MANAGEMENT REQUEST SIGNAL OPEN DEFAULT
- INTERMITTENT CODE P1793