Oil Pressure Switch: Inspection
- INSPECT ENGINE OIL PRESSURE SWITCH ASSEMBLY
- Disconnect the oil pressure switch connector.
- Start the engine.
- Measure the resistance according to the value(s) in the table below.
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Standard Resistance
RESISTANCE SPECIFIED CONDITIONTester Connection Condition Specified Condition 1 - Switch body Idling 10 kΩ or higher 1 - Switch body Engine stopped Below 1 Ω - Reconnect the oil pressure switch connector. If the result is not as specified, replace the oil pressure switch assembly.