Pinpoint Test B: The Roof Opening Panel Leaks

Roof Opening Panel

Pinpoint Test B: The Roof Opening Panel Leaks

Normal Operation

When the roof opening panel glass is completely closed, it is flush with the roof panel.

This pinpoint test is intended to diagnose the following:
- Incorrect roof opening panel adjustments
- Damaged roof opening panel drain hoses
- Damaged roof opening panel seal/weatherstrip
- Damaged roof opening panel frame
- Incorrect position of the roof opening panel glass


PINPOINT TEST B: THE ROOF OPENING PANEL LEAKS

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B1 CHECK THE ALIGNMENT OF THE ROOF OPENING PANEL

- NOTE: Make sure the roof opening panel weatherstrip is not cracked or loose.
- Check the roof opening panel weatherstrip.
- Does the roof opening panel seal correctly?

Yes
GO to B2.

No
ALIGN the roof opening panel. REFER to Roof Opening Panel Alignment Roof Opening Panel Alignment. TEST the system for normal operation.

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B2 CHECK THE ROOF OPENING PANEL DRAIN HOSES

- NOTE: Make sure the roof opening panel drain hoses are not cracked, slit, pinched or obstructed.
- Check the 4 roof opening panel drain hoses for correct operation.
- Are the roof opening panel drain hoses OK?

Yes
GO to B3.

No
REPAIR or INSTALL a new roof opening panel drain hose(s). TEST the system for normal operation.

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B3 CHECK THE ROOF OPENING PANEL DRAIN HOSE ATTACHMENT POINTS

- NOTE: Make sure the roof opening panel drain hose attachment points are not damaged or obstructed.
- Check the roof opening panel drain hose attachment points for correct attachment.
- Are the roof opening panel drain hose attachment points OK?

Yes
GO to B4.

No
REPAIR or INSTALL a new roof opening panel frame. REFER to Roof Opening Panel - Exploded View Roof Opening Panel - Exploded View and Roof Opening Panel Frame Roof Opening Panel Frame. TEST the system for normal operation.

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B4 CHECK THE ROOF OPENING PANEL REAR TROUGH CONDITION

- Check the roof opening panel rear trough for damage.
- Is the roof opening panel trough OK?

Yes
GO to B5.

No
REPAIR or INSTALL a new roof opening panel rear trough. REFER to Roof Opening Panel - Exploded View Roof Opening Panel - Exploded View, Roof Opening Panel Frame Roof Opening Panel Frame and Trough Assembly Trough Assembly. TEST the system for normal operation.

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B5 CHECK THE CONDITION OF THE ROOF OPENING PANEL FRAME

- Check the roof opening panel frame for damage that may cause the roof opening panel glass seal to seat incorrectly.
- Is the roof opening panel frame OK?

Yes
INSTALL a new roof opening panel glass. REFER to Roof Opening Panel - Exploded View Roof Opening Panel - Exploded View and Roof Opening Panel Glass Roof Opening Panel Glass. TEST the system for normal operation.

No
REPAIR or INSTALL a new roof opening panel frame. REFER to Roof Opening Panel - Exploded View Roof Opening Panel - Exploded View and Roof Opening Panel Frame Roof Opening Panel Frame. TEST the system for normal operation.

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