For 1990-2009 cars

### Visual/Physical Inspection

An understanding of both the outside and automatic day-night mirror operation must be understood before reviewing the symptom tables. Refer to Outside Mirror Description and Operation and Automatic Day-Night Mirror Description and Operation.

• | Inspect for aftermarket devices which could affect the operation of the system. Refer to Checking Aftermarket Accessories.

• | Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.

### Intermittent

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:

• | Automatic Day-Night Mirrors Inoperative

• | Power Mirrors Inoperative