DTC P0101-00: MAF Sensor Circuit Range/Performance Problem: Outline
WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0101:00 (PCM, SKYACTIV-G) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
MAF sensor circuit range/performance problem |
| Detection condition |
- The difference between the intake air amount measured by the MAF sensor and the estimated intake air amount estimated by the MAP sensor is outside of the specified value.
|
| Fail-safe |
|
| Possible cause |
- MAP sensor/IAT sensor No. 2 connector or terminals malfunction
- MAF sensor/IAT sensor No. 1 connector or terminals malfunction
- MAP sensor/IAT sensor No. 2 incorrect installation
- MAF sensor/IAT sensor No. 1 incorrect installation
- PCM connector or terminals malfunction
- MAP sensor malfunction
- MAF sensor malfunction
- Air leakage from intake-air system
- Purge solenoid valve malfunction
- PCV valve malfunction
- A non-genuine air cleaner or air cleaner cover installed
- PCM malfunction
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| System wiring diagram |
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| Connector diagram |
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