Pinout Values and Diagnostic Parameters

WIPER / WASHER: WIPER AND WASHER SYSTEM (w/ Rain Sensor): TERMINALS OF ECU

1. CHECK WINDSHIELD WIPER RELAY ASSEMBLY





(a) Disconnect the D78 windshield wiper relay assembly connector.

(b) Measure the voltage and resistance according to the value(s) in the table below.





If the result is not as specified, there may be a malfunction in the wire harness.

(c) Reconnect the D78 windshield wiper relay assembly connector.

(d) Measure the voltage according to the value(s) in the table below.





If the result is not as specified, the windshield wiper relay assembly may have a malfunction.