Rear Wiper Motor Circuit

WIPER AND WASHER: WIPER AND WASHER SYSTEM: Rear Wiper Motor Circuit

Rear Wiper Motor Circuit

DESCRIPTION

- This circuit provides power to operate the combination switch.
- Perform this inspection with the back door window glass fully closed.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK MULTIPLEX NETWORK DOOR ECU BACK (BACK DOOR POWER WINDOW MOTOR CIRCUIT)
(a) Inspect the back door power window motor operation Operation Check.

NG -- REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY LH
OK -- Continue to next step.

2. INSPECT REAR WIPER MOTOR ASSEMBLY




(a) Measure voltage between terminals 4 and 5 of windshield wiper switch assembly, when rear wiper switch is ON.
Standard voltage:
10 to 14 V
OK -- REPLACE REAR WIPER MOTOR ASSEMBLY

NG -- Continue to next step.

3. CHECK MULTIPLEX NETWORK DOOR ECU BACK (REAR WIPER MOTOR CIRCUIT)
(a) Measure voltage between terminals B9-1 (WIP-) and B9-2 (WIP+) of multiplex network door ECU back, when rear wiper switch is ON.
Standard voltage:
10 to 14 V
OK -- REPAIR OR REPLACE HARNESS OR CONNECTOR

NG -- REPLACE REAR WIPER MOTOR ASSEMBLY