- Symptoms - Wiper/Washer Systems

SYMPTOMS

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

1. Perform the Diagnostic System Check - Vehicle, 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. Testing and Inspection

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

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. Refer to Wipers Inoperative - One or More Modes.
- Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent Conditions and Poor Connections.

Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
- Low Washer Fluid Indicator Malfunction
- Washers Always On
- Washers Inoperative
- Wipers Always On
- Wipers Inoperative - All Modes
- Wipers Inoperative - One or More Modes
- Moisture Sensing Feature Inoperative