When the PCM detects a short to ground in FPR control circuit, the PCM sets DTC P0091.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Electrical check. | 1. Poor connection 2. Short to ground in control circuit 3. FPR |
Enable Conditions |
•
Battery voltage greater than 10 V and less than 16 V. | |
Threshold Value |
•
Short circuit to ground. | |
Diagnostic Time |
•
Continuous. | |
Mil On Condition |
•
2 driving cycles. |
