Troubleshooting [Power Window System; Intermittent Concern Troubleshooting - Mazda 2002 6 Workshop Manual

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TROUBLESHOOTING [POWER WINDOW SYSTEM]

Vibration Method

• If malfunction occurs or becomes worse while driving on a rough road or when engine is vibrating, perform the

steps below.

• There are several reasons why vehicle or engine vibration could cause an electrical malfunction. Some of

the things to check for:

— Connectors not fully seated.

— Wire harnesses not having full play.

— Wires laying across brackets or moving parts.

— Wires routed too close to hot parts.

• An improperly routed, improperly clamped, or loose harness can cause wiring to become pinched

between parts.

• The connector joints, points of vibration, and places where wire harnesses pass through the firewall, body

panels, etc. are the major areas to be checked.

• Check for DTCs or malfunctions by shaking

harnesses and connectors that are

suspected to be causing malfunction.

Connector Terminal Check Method

1. Check the connection condition of each female terminal.

2. Insert male terminal into the female terminals to

check for looseness.

• Always perform basic power window system inspection before troubleshooting.

• Troubleshooting gives content unique to trouble caused by problems in the automatic window return function.

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