Inspection and verification
1. Check the customer's complaint.
2. Visually inspect for obvious signs of mechanical or electrical damage.
Visual Inspection Table
|
Mechanical factors |
Electrical Factors |
|
– Window seal – Door window frame |
- Fuse (And) – Electrical connector (s) – Switch (And) - Electrical circuit (And) – Initialization process – Relay |
3. If there is an obvious cause for the problem you reported or the customer described, correct it before proceeding to the next steps (if possible).
4. If the cause is not visually obvious, check the symptom and refer to the Symptom Chart.
Symptom table
|
State |
Possible Causes |
Action |
|
• The power windows on all windows do not work - windows with power windows on the front and rear doors |
•Electrical circuit (And). |
•GO to Pinpoint Test A. |
|
• The electric drive of one window regulator does not work - windows with electric windows of the front and rear doors |
• The power window switch does not work. |
• PERFORM the power window switch test. REFER to Wiring Diagrams. |
|
•Electrical circuit (And) |
•GO to Pinpoint Test B. |
|
|
•The up/down function does not work "one touch" - power windows front and rear doors |
• Driver's window power window switch. |
•PERFORM driver's window power window switch test. REFER to Wiring Diagrams. |
|
• The power window switch does not work. |
• PERFORM the power window switch test. REFER to Wiring Diagrams. |
|
|
• Power window motor. |
• INSTALL a new power window motor. REFER to Section 501-11. |
|
|
• General closing does not work |
•Central security module. |
•Perform the self-test of the central security unit. REFER to Section 419 - 01B. |
|
•Module of the central timer. |
•Perform a self-test of the central timer module. REFER to Section 419 - 10 |
|
|
•Electrical circuit (And) |
•GO to Pinpoint Test C. |
|
|
• The power windows on all windows do not work - windows with power windows on the front doors |
•Electrical circuit (And). |
•GO to Pinpoint Test D. |
|
• The electric drive of one window regulator does not work - on the driver's side |
• Driver's window power window switch. |
•PERFORM driver's window power window switch test. REFER to Wiring Diagrams. |
|
• Opening relay "one touch". • The electric motor of a window regulator of a window of a door of the driver. •Electrical circuit (And) |
•Go to Pinpoint Test E. |
|
|
• The electric drive of one window regulator does not work - on the passenger side |
• Passenger window power window switch. |
• PERFORM the Passenger Window Power Window Switch Test. REFER to Wiring Diagrams. |
|
• Passenger window power window motor. •Electrical circuit (And) |
•GO to Pinpoint Test F. |
|
|
• The closing function does not work "one touch" - windows with power windows of the front doors. |
• Driver's window power window switch. |
•PERFORM driver's window power window switch test. REFER to Wiring Diagrams. |
|
• Opening relay "one touch". •Electrical circuit (And). |
•GO to Pinpoint Test G. |
|
|
• The de-icing system does not work |
• Central timer module |
•Perform a self-test of the central timer module. REFER to Section 419 - 10. |
|
• Heated windshield relay |
• PERFORM the Heated Windshield Relay Test. REFER to Wiring Diagrams. |
|
|
• Heated windshield switch. |
• PERFORM a Heated Windshield Switch Test. REFER to Wiring Diagrams. |
|
|
• Rear window heating relay |
• PERFORM the Heated Rear Window Relay Test. REFER to Wiring Diagrams. |
|
|
• Rear window heating switch. |
• PERFORM the Heated Rear Window Switch Test. REFER to Wiring Diagrams. |
|
|
• Grid heated rear window. • Electrical circuit (And) |
•GO to Pinpoint test H. |
|
|
• De-icing system does not turn off automatically |
•Module of the central timer. |
•Perform a self-test of the central timer module. REFER to Section 419 - 10. |
|
• Windshield heating relay. |
• PERFORM the Heated Windshield Relay Test. REFER to Wiring Diagrams. |
|
|
• Rear window heating relay. |
• PERFORM the Heated Rear Window Relay Test. REFER to Wiring Diagrams. |
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