Nissan Altima 2007-2012 Service Manual: The oil pressure warning lamp does not turn on

Description

The oil pressure warning lamp stays off when the ignition switch is turned ON.

Diagnosis Procedure

1.CHECK OIL PRESSURE WARNING LAMP

Perform IPDM E/R auto active test. Refer to PCS-14, "Diagnosis Description".

Is oil pressure warning lamp illuminated? YES >> GO TO 2

NO >> Replace combination meter. Refer to MWI-176, "Removal and Installation".

2.CHECK OIL PRESSURE SWITCH SIGNAL CIRCUIT

Check the oil pressure switch signal circuit. Refer to MWI-48, "Diagnosis Procedure".

Is the inspection result normal? YES >> GO TO 3

NO >> Repair harness or connector.

3.CHECK OIL PRESSURE SWITCH UNIT

Perform a unit check for the oil pressure switch. Refer to MWI-48, "Component Inspection".

Is the inspection result normal? YES >> Replace IPDM E/R. Refer to PCS-48, "Removal and Installation".

NO >> Replace oil pressure switch.

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