Symptoms - Wiper/Washer Systems

Symptoms - Wiper/Washer Systems

Important: The following steps must be completed before using the symptom tables:


1. Perform the Diagnostic System Check - Vehicle (Initial Inspection and Diagnostic Overview) , in order to verify that all of the following conditions are true.


* No DTCs are set.

* The control modules can communicate via the serial data link.


2. Review the system operation in order to familiarize yourself with the system functions. Refer to Wiper/Washer System Description and Operation (Wiper and Washers) (Wiper/Washer System Description and Operation (Wiper and Washers))Wiper/Washer System Description and Operation (Heated Washer System) (Wiper/Washer System Description and Operation (Heated Washer System)) .




Visual/Physical Inspection

* Inspect the washer fluid reservoir for the proper fluid level and condition.
* Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
* Inspect for aftermarket devices which could affect the operation of the Windshield Wiper/Washer System.


Intermittent

* If the wipers operate at low speed for approximately 3 seconds and then stop, the wiper motor park switch, or its signal circuit, may be malfunctioning.
* Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent Conditions and Poor Connections (Component Tests and General Diagnostics) .


Symptom List

Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:

* Windshield Wiper System Malfunction (Windshield Wiper System Malfunction)
* Low Washer Fluid Indicator Malfunction (Low Washer Fluid Indicator Malfunction)
* Washer Malfunction (Washer Malfunction)
* Windshield Washer Solvent Heater Malfunction (Windshield Washer Solvent Heater Malfunction)
* Moisture Sensing Feature Inoperative (Moisture Sensing Feature Inoperative)
* Wiper Blade Element Check (Component Tests and General Diagnostics)