RX 400h AWD V6-3.3L (3MZ-FE) Hybrid (2007)
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Oil Pressure Gauge: Testing and Inspection
ON-VEHICLE INSPECTION
1. INSPECT ENGINE OIL PRESSURE SWITCH ASSEMBLY
a. Ground the terminal of wire harness side, then measure the resistance.
Standard Resistance:
Engine idling: Below 1 ohm
Engine stopped: 10 kohms or higher
HINT: If the value is not as specified, replace the engine oil pressure switch.