- Symptoms

IMPORTANT: Review the system operation in order to familiarize yourself with the system functions. Refer to the following:
^ Outside Mirrors Circuit Description
^ Power Windows Circuit Description
^ Power Windows Description
^ Keyless Entry System Description
^ Keyless Entry System Operation
^ Keyless Entry System Circuit Description

Visual/Physical Inspection
^ Inspect for aftermarket devices which could affect the operation of the power mirrors and the power windows systems. Refer to Checking Aftermarket Accessories in Diagrams.
^ Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
^ Inspect all related ground points for being clean and tight.

The following are some typical symptoms with probable causes.

Typical Symptoms And Causes:

Typical Symptoms and Causes

The following table provides some typical voltage measurements

Typical Voltage Measurements:

Typical Voltage Measurements

Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent and Poor Connections in Diagrams.

Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
^ Power Mirrors Inoperative
^ Power Mirrors Inoperative - LH
^ Power Mirrors Inoperative - RH
^ Power Window Inoperative - RR
^ Power Window Inoperative - LR
^ Power Window Inoperative - RF
^ Power Window Inoperative - LF
^ Power Windows Inoperative - All
^ Power Windows Inoperative - Express Down Function
^ Power Windows Inoperative - Lockout Function
^ Power Windows Inoperative (Rear)
^ Power Door Locks key Lock Switch Inoperative - One (Left) or Power Door Locks Key Lock Switch Inoperative - One (Right) or Power Door Locks Key Lock Switch Inoperative - One (Rear)
^ Power Door Locks Actuator Motor Inoperative (Rear) or Power Door Locks Actuator Motor Inoperative (Right Rear) or Power Door Locks Actuator Motor Inoperative (Left Rear) or Power Door Locks Actuator Motor Inoperative (Right Front) or Power Door Locks Actuator Motor Inoperative (Left Front)
^ Power Door Lock SwitchInoperative - LH or RH
^ Symptoms - Keyless Entry