Engine Oil Pressure Switch On-Vehicle Inspection

Body Electrical. Lexus Is250, Is220D. Gse20 Ale20
Meter. Lexus Is250, Is220D. Gse20 Ale20

  1. INSPECT ENGINE OIL PRESSURE SWITCH ASSEMBLY

Engine Oil Pressure Switch -- On-Vehicle Inspection



1. INSPECT ENGINE OIL PRESSURE SWITCH ASSEMBLY

  1. Disconnect the connector from the oil pressure switch assembly.

  1. With the switch still installed, measure the resistance between the terminal of the engine oil pressure switch and engine ground.

    Standard Resistance:
    Engine stopped:
    Below 1 Ω
    Engine idling:
    10 kΩ or higher
    HINT:
    If the value is not as specified, replace the engine oil pressure switch.