DTC P0443: Notes
DTC P0443 (MZI-3.5) DETECTION CONDITION AND POSSIBLE CAUSES
| DTC P0443 |
Purge solenoid valve circuit |
| DETECTION CONDITION |
- The PCM monitors the state of the purge solenoid valve circuit output driver. The test fails when the signal moves outside the minimum or maximum limit for the commanded state.
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| POSSIBLE CAUSE |
- Purge solenoid valve malfunction
- Connector or terminal malfunction
- Short to ground between purge solenoid valve terminal B and PCM terminal 1BC
- Open circuit between main relay No.1 terminal D and purge solenoid valve terminal A
- Short to power supply between purge solenoid valve terminal B and PCM terminal 1BC
- Open circuit between purge solenoid valve terminal B and PCM terminal 1BC
- PCM malfunction
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 Courtesy of MAZDA MOTORS CORP.
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