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 should be within specifications. Refer to Specifications.

This pinpoint test is intended to diagnose the following:

- Front sliding glass panel alignment

- Rear fixed glass panel alignment

- Roof opening panel glass seals

- Roof opening panel drain hose(s)

- Roof opening panel drain trough

- Roof opening panel frame

PINPOINT TEST B : THE ROOF OPENING PANEL LEAKS

B1 CHECK THE ROOF OPENING PANEL SEALS

- NOTE: The roof opening panel glass seals for the front sliding panel and rear fixed panel are not serviceable separately.
Check the front sliding glass panel seal and rear fixed glass panel seal to make sure they are secured to the glass, not cut, cracked, pinched, loose or obstructed.


- Check the alignment of the front sliding glass panel and the rear fixed glass panel.

Are the roof opening panel glass seals and alignment OK?

Yes
GO to B2.

No
If the front sliding glass panel or rear fixed glass panel is misaligned, ALIGN front sliding glass panel or rear fixed glass panel. REFER to Roof Opening Panel Alignment . TEST the system for normal operation.

If the front sliding glass panel seal or rear fixed glass panel seal concern is present, INSTALL a new front sliding glass panel or rear fixed glass panel. REFER to Roof Opening Panel Glass - Front Sliding or Roof Opening Panel Glass - Rear Fixed . TEST the system for normal operation.

B2 CHECK THE ROOF OPENING PANEL DRAIN HOSES

- NOTE: Make sure the roof opening panel drain hoses are not misrouted, 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.

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 Frame . TEST the system for normal operation.

B4 CHECK THE ROOF OPENING PANEL DRAIN TROUGH CONDITION

- Check the roof opening panel drain trough for damage and make sure it is correctly attached.

Is the roof opening panel trough OK?

Yes
GO to B5.

No
REPAIR or INSTALL a new roof opening panel drain trough. REFER to Roof Opening Panel Frame . TEST the system for normal operation.

B5 CHECK THE CONDITION OF THE ROOF OPENING GLASS PANELS

- Check the roof opening panel frame for damage that may cause the front sliding glass panel seal or rear fixed glass panel to seat incorrectly.

Is the roof opening panel frame OK?

Yes
INSTALL a new front sliding glass panel or rear fixed glass panel. REFER to Roof Opening Panel Glass - Front Sliding or Roof Opening Panel Glass - Rear Fixed . TEST the system for normal operation.

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