Pinpoint Test B: The Roof Opening Panel Leaks
Roof Opening Panel
Pinpoint Tests
Pinpoint Test B: The Roof Opening Panel Leaks
Normal Operation
The roof opening panel module assembly has 2 drain channels which are located under the side trim panels to direct water externally to the front and rear corners of the roof. There are no drain hoses in this system. When the roof opening panel glass is completely closed, it is flush with the roof panel and correctly sealed.
This pinpoint test is intended to diagnose the following:
- Damaged or poorly sealed roof opening panel primary seal
- Poorly sealed fixed rear glass
- Poorly sealed windshield
- Poorly sealed antenna
- Poorly sealed front trim panel
- Incorrect installation or damaged roof opening panel module assembly
PINPOINT TEST B: THE ROOF OPENING PANEL LEAKS
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B1 VERIFY THE LEAK LOCATION
- Lower the headliner. Refer to Headliner.
- Check the roof opening panel and windshield for leaks.
- Is the leak coming from the windshield?
Yes
RESEAL the windshield. REFER to Windows and Glass. TEST the system for normal operation.
No
GO to B2.
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B2 VERIFY THE ROOF OPENING PANEL LEAK LOCATION
- Check the front and rear areas of the roof opening panel for leaks.
- Is the leak coming from the rear fixed glass panel area of the roof opening panel?
Yes
GO to B4.
No
GO to B3.
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B3 CHECK THE ROOF OPENING PANEL PRIMARY SEAL CONDITION
- Check the roof opening panel primary seal for damage and correct installation. Carefully pull up on the seal to verify correct adhesion.
- Is the roof opening panel primary seal OK?
Yes
GO to B5.
No
INSTALL a new roof opening panel primary seal. REFER to Roof Opening Panel - Exploded View Roof Opening Panel - Exploded View and Roof Opening Panel Seal - Primary Service and Repair. TEST the system for normal operation.
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B4 CHECK THE ROOF OPENING PANEL FIXED REAR GLASS URETHANE ADHESIVE SEAL
- Check the roof opening panel fixed rear glass urethane adhesive seal for damage.
- Is the roof opening panel fixed rear glass urethane adhesive seal OK?
Yes
GO to B6.
No
If the leak is at the front or sides of the fixed glass panel, it is possible to re-seal the area from the inside by removing the trim ring. If re-sealing the area does not correct the problem or the leak is at the rear of the fixed glass panel, REMOVE and REINSTALL the existing rear fixed glass assembly. REFER to Roof Opening Panel - Exploded View Roof Opening Panel - Exploded View and Roof Opening Panel Glass - Rear Fixed Roof Opening Panel Glass - Rear Fixed. TEST the system for normal operation.
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B5 CHECK THE ROOF OPENING PANEL FRONT TRIM AND ANTENNA SEAL
- Check the antenna seal and roof opening panel front trim urethane adhesive seal for damage.
- Is the roof opening panel front trim and antenna seal OK?
Yes
GO to B6.
No
For the antenna seal, REFER to Accessories and Optional Equipment. For the front trim panel, REFER to Roof Opening Panel Trim - Front Roof Opening Panel Trim - Front. TEST the system for normal operation.
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B6 CHECK THE CONDITION OF THE ROOF OPENING PANEL MODULE ASSEMBLY
- Check the roof opening panel module assembly for damage.
- Is the roof opening panel module assembly OK?
Yes
INSPECT other areas of the vehicle that may cause water to enter the roof area, such as the windshield or the rear window.
No
INSTALL a new roof opening panel module assembly. REFER to Roof Opening Panel - Exploded View Roof Opening Panel - Exploded View and Roof Opening Panel Module Service and Repair. TEST the system for normal operation.
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