DTC P0203: Notes
DTC P0203 (MZI-3.5) DETECTION CONDITION AND POSSIBLE CAUSES
| DTC P0203 |
Injector circuit/open-cylinder No.3 |
| DETECTION CONDITION |
- The CCM monitors the operation of the fuel injector drivers in the PCM. The test fails if the fuel injector circuitry is inoperative.
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| POSSIBLE CAUSE |
- Fuel injector No.3 malfunction
- Connector or terminal malfunction
- Open circuit between fuel pump relay and fuel injector No.3 terminal B
- Open circuit between fuel injector No.3 terminal A and PCM terminal 2BF
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 Courtesy of MAZDA MOTORS CORP.
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