DTC P050E:00 [MZI-3.7]: Notes
WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
DETECTION CONDITION & POSSIBLE CAUSE
| DTC P050E:00 |
Cold start engine exhaust temperature out of range |
| DETECTION CONDITION |
- The PCM calculates the actual catalyst warm up temperature during a cold start. The PCM then compares the actual temperature to the expected catalyst temperature model. The difference between the actual and expected temperatures is a ratio. When this ratio exceeds the calibrated value this DTC is set and the malfunction indicator lamp (MIL) illuminates
|
| POSSIBLE CAUSE |
- Intake air restriction
- Vacuum leakage
- Throttle body malfunction
- Mechanical concern with engine
- Exhaust restriction
- PCM malfunction
|