Important: In order to avoid misdiagnosis, check for proper engine oil pressure before performing this diagnosis. Refer to Oil Pressure Diagnosis and Testing (V8 VIN G) or Oil Pressure Diagnosis and Testing (V6 VIN K).

1. Disconnect the engine oil pressure sensor.
2. Turn the ignition switch to the RUN position.

Does the engine oil pressure gage read high pressure?

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Go to Step 2

Go to Step 3

Replace the engine oil pressure sensor. Refer to engine mechanical.

Is the repair complete?

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System OK

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1. Test circuit 31 for a short to ground.
2. If circuit 31 is OK, replace the instrument cluster. Refer to Instrument Cluster Replacement .

Is the repair complete?

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System OK

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