DTC P0103: MAF Circuit High Input: Notes
DTC P0103 CHART (MZI-3.7)
| DTC P0103 |
MAF circuit high input |
| DETECTION CONDITION |
- The MAF sensor circuit is monitored by the PCM for high air flow (or voltage) input through the CCM. If during KOEO, or KOER, the air flow (or voltage) changes above a maximum calibrated limit, the test fails.
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| POSSIBLE CAUSE |
- Connector or terminal malfunction
- Short to power supply in wiring harness between MAF sensor terminal D and PCM terminal 1 AR
- MAF sensor malfunction
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 Courtesy of MAZDA MOTORS CORP.
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