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Wiper Motor Circuit Test

Disconnect wiper motor connector. Check continuity and voltage between chassis ground and specified terminals of wiper motor connector. See the appropriate WIPER MOTOR CIRCUITS TEST  table. See Fig 1. If continuity or voltage is not as specified, repair faulty circuit or component.

WIPER MOTOR CIRCUITS TEST

Terminal No. (Wire Color) & Condition Specification
1 (White/Black) To Ground No Continuity
2 (Red/Blue)
Ignition ON, Wiper Except HIGH No Voltage
Ignition ON, Wiper HIGH Battery Voltage
3 (Blue/Red)
Ignition ON, Wiper Except LOW No Voltage
Ignition ON, Wiper LOW Battery Voltage
6 (Blue)
Ignition OFF Or ACC No Voltage
Ignition ON Battery Voltage
Fig 1: Identifying Wiper Motor Connector Terminals
G94F47758Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002