Important: The following steps must be completed before using the symptom tables.
- Perform the 
Diagnostic System Check - Wiper/Washer 
 before using the Symptom Tables in order to verify  that all of the following
are true:
 
| •  | The control modules can communicate via the serial data link. | 
 
- Review the system operation in order to familiarize yourself with   the
system functions.
 
Visual/Physical Inspection
|     •  | Inspect the easily accessible or visible system components for   obvious
damage or conditions which could cause the symptom. | 
 
|     •  | Inspect the washer fluid reservoir for the proper fluid level. | 
 
Intermittent
Faulty electrical connections or wiring may be the cause of intermittent   conditions.
Refer to 
Testing for Intermittent Conditions and Poor Connections 
 in Wiring Systems.
Symptom List
Refer to a symptom diagnostic procedure from the following list in order   to
diagnose the symptom: