Code Enable Criteria
- Engine speed between 600-6375 RPM.
- RPM change less than 50 RPM.
- Engine run time more than 40 seconds.
- TCC change less than 1.3 percent.
- IAC change less than 5 counts.
- Throttle angle less than 2 percent.
- No CMP, CKP, ECT, EVAP leak, fuel injector, fuel tank pressure, fuel trim, idle speed, MAP, misfire, O2S1, TP, P0446, P0502, or P1441 DTCs are set.
DTC sets when MAP sensor voltage or TP sensor voltage is out of range for more than 14 seconds.