DTC Detection Logic
NOTE:
If DTC P0102 or P0103 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to DTC LOGIC .
| DTC No. | Trouble diagnosis name | DTC detecting condition | Possible cause |
|---|---|---|---|
| P0102 | Mass air flow sensor circuit low input | An excessively low voltage from the sensor is sent to ECM. |
|
| P0103 | Mass air flow sensor circuit high input | An excessively high voltage from the sensor is sent to ECM. |
|