If there is Short to Battery in A/C Relay circuit, ECM sets DTC P0647.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Circuit check, low | 1. Poor connection 2. Short to power in A/C compressor cut off circuit 3. Faulty ECM |
Enable Conditions |
•
- | |
Threshold Value |
•
Short circuit to B+ | |
Diagnostic Time |
•
Continuous | |
MIL ON Condition |
•
NO MIL |
