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Door Courtesy Switch (Front & Rear) Circuit

WARNING: This page is about a different car, the 2003 Lexus RX 300 and 2002 Lexus RX 300. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the connector from the door lock assembly and inspect the connector on the wiring harness side. See CONNECTOR IDENTIFICATION . See INSPECTING FRONT & REAR DOOR COURTESY SWITCH CIRCUIT  table. If the circuit is not as specified, inspect the power source or wiring harness.

INSPECTING FRONT & REAR DOOR COURTESY SWITCH CIRCUIT

Tester Connection Condition Specified Condition
2 - Ground Constant B+ Voltage
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