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DTC P250E:
Engine Oil Level Sensor Intermittent Interruption
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Turn the ignition switch to ON (II).
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Clear the DTC with the HDS.
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Start the engine, and let it idle for 1 minute.
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Check for Temporary DTCs or DTCs with the HDS.
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YES
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-
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NO
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-
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Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals at the engine oil level sensor and the ECM.■
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Turn the ignition switch to LOCK (0).
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Check for poor or loose connections and terminals at these locations:
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Oil level sensor
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ECM
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Engine ground (G101)
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Body ground
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Are the connections and terminals OK?
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YES
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-
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NO
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-
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Repair the connectors or terminals, then go to
Step 12
.
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-
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Turn the ignition switch to ON (II).
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Clear the DTC with the HDS.
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Start the engine, and let it idle for 1 minute.
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Check for Temporary DTCs or DTCs with the HDS.
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Turn the ignition switch to ON (II).
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Reset the ECM with the HDS.
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Check for Temporary DTCs or DTCs with the HDS.
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YES
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-
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Check for poor connections or loose terminals at the engine oil level sensor and the ECM, then go to
Step 1
.
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NO
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-
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Troubleshooting is complete. If any other Temporary DTCs or DTCs are indicated, go to the indicated DTC's troubleshooting.■
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Check for Temporary DTCs or DTCs with the HDS.
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YES
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-
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Check for poor connections or loose terminals at the engine oil level sensor and the ECM. If the ECM was updated,
substitute a known-good ECM,
then recheck. If the ECM was substituted, go to
Step 1
.
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NO
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-
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If the ECM was updated, troubleshooting is complete. If the ECM was substituted,
replace the original ECM.
If any other Temporary DTCs or DTCs are indicated, go to the indicated DTC's troubleshooting.■
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