Wiper/Washer Switch Circuit
WARNING: This page is about a different car, the 2003 Lexus IS 300 and 2002 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.
Disconnect the connector from the motor and inspect the connector on the wire harness side. See CONNECTOR IDENTIFICATION . See INSPECTING WIPER/WASHER SWITCH CIRCUIT table. If the circuit is not as specified, inspect the circuits connected to other parts.
INSPECTING WIPER/WASHER SWITCH CIRCUIT
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| 2 - Ground | Constant | Continuity |
| 17 - Ground | Ignition Switch LOCK Or ACC | No Voltage |
| 17 - Ground | Ignition Switch ON | B+ Voltage |