P1684

Symptom:
P1684-BATTERY WAS DISCONNECTED

Test 1:

Test 2-7:

Test 8:

When Monitored:
Whenever the key is in the Run/Start position.

Set Condition:
This code is set whenever Transmission Control Module (TCM) is disconnected from battery power B+ or ground. It will also be set during the DRBIII Quick Battery Disconnect procedure.

POSSIBLE CAUSES
- QUICK LEARN WAS PE77FORMED
- RECENT BATTERY DISCONNECTION
- TCM WAS REPLACED OR DISCONNECTED
- INTERMITTENT WIRING AND CONNECTORS
- FUSED B+ CIRCUIT TO TCM OPEN
- GROUND CIRCUIT OPEN
- OTHER BUS PROBLEMS PRESENT
- INTERMITTENT WIRING AND CONNECTORS
- MIC - NO COMMUNICATION
- TRANSMISSION CONTROL MODULE