toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Overdrive Indicator Lamp > < Instruments - Oil Pressure Gauge Reads Abnormally Low
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Oil Pressure Sender: Testing and Inspection

INSPECT OIL PRESSURE SWITCH CONTINUITY

a. Disconnect the connector from the oil pressure sender.
b. Check that no continuity exists between terminal and ground with the engine stopped.
c. Check that continuity exists between terminal and ground with the engine running.

HINT:  Oil pressure should be over 24.5 kPa (0.25 kgf/sq.cm, 3.55 psi). 
If operation is not as specified, replace the oil pressure sender.

Overdrive Indicator Lamp > < Instruments - Oil Pressure Gauge Reads Abnormally Low