When ECM detects open in the FPR control circuit, ECM sets DTC P0090.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Signal check | 1. Poor connection 2. Short to ground in control circuit 3. FPR |
Enable Conditions |
•
- | |
Threshold Value |
•
Open | |
Diagnostic Time |
•
Continuous | |
MIL ON Condition |
•
2 driving cycle |
