Washer Signal Circuit

CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM: Washer Signal Circuit

Washer Signal Circuit

DESCRIPTION

The distance control ECU detects washer operation. The cruise control will be cancelled by the distance control ECU if the windshield wipers operate in HI mode for 5 seconds or more. By detecting washer operation, the distance control ECU allows the cruise control to continue even when the windshield wipers operate in HI mode.

WIRING DIAGRAM





INSPECTION PROCEDURE
NOTE:
When the distance control ECU and/or ECM are replaced with a new one, initialization must be performed Installation.

PROCEDURE

1. INSPECT WASHER SYSTEM
(a) Refer to HOW TO PROCEED WITH TROUBLESHOOTING How To Proceed With Troubleshooting.
OK:
Washer function is normal.
NG -- GO TO WIPER AND WASHER SYSTEM
OK -- Continue to next step.
2. CHECK HARNESS AND CONNECTOR




(a) Disconnect the A8 and E11 connectors.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE