For 1990-2009 cars

Important: Review the system operation in order to familiarize yourself with the system functions.

• | Power Windows Description and Operation

• | Power Door Locks Description and Operation

• | Outside Mirror Description and Operation

### Visual/Physical Inspection

• | Inspect for aftermarket devices which could affect the operation of the Door System. Refer to Checking Aftermarket Accessories in Wiring Systems.

• | 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 in Wiring Systems.

### Symptom List

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

• | Power Windows Inoperative - All

• | Power Window Inoperative - Driver Door

• | Power Window Inoperative - Passenger Door

• | Power Door Locks Inoperative - All Doors and Switches

• | Power Door Locks Inoperative - One Door or Switch

• | Heated Mirrors Inoperative

• | Heated Mirrors Switch Indicator Inoperative