Nissan Maxima Service and Repair Manual: Oil pressure switch signal circuit

Description

Detects the engine oil pressure and transmits the oil pressure switch signal to the IPDM E/R.

Component Function Check

1.COMBINATION METER INPUT SIGNAL

  1.  Select "METER/M&A" on CONSULT.

  2.  Monitor "OIL W/L" of "DATA MONITOR" while operating ignition switch.

    >> Inspection End.

Diagnosis Procedure INFOID:0000000010049589

Regarding Wiring Diagram information, refer to MWI-87, "Wiring Diagram".

1.CHECK OIL PRESSURE SWITCH CIRCUIT

  1.  Turn ignition switch OFF.

  2.  Disconnect IPDM E/R connector F10 and oil pressure switch connector F41.

  3.  Check continuity between IPDM E/R harness connector F10 terminal 75 and oil pressure switch harness connector F41 terminal 1.

  4.  Check continuity between IPDM E/R harness connector F10 terminal 75 and ground.

Component Inspection

1.CHECK OIL PRESSURE SWITCH

Check continuity between oil pressure switch and ground.

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