Pinpoint Test A: The Roof Opening Panel Has Excessive Wind Noise

Roof Opening Panel

Pinpoint Test A: The Roof Opening Panel Has Excessive Wind Noise

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:

- Roof opening panel glass alignment

- Roof opening panel weatherstrip

- Roof opening panel air deflector assembly

PINPOINT TEST A : THE ROOF OPENING PANEL HAS EXCESSIVE WIND NOISE

A1 VERIFY ROOF OPENING PANEL NOISE

- Road test the vehicle with the roof opening panel in the CLOSED and OPEN position.

Is the wind noise present only in the OPEN position?

Yes
GO to A4.
No
GO to A2.

A2 CHECK THE ROOF OPENING PANEL ALIGNMENT

- Make sure the roof opening panel glass is centered and flush with the roofline.

Is the roof opening panel aligned correctly?

Yes
GO to A3.
No
ALIGN the roof opening panel. REFER to Roof Opening Panel Alignment . TEST the system for normal operation.

A3 CHECK THE ROOF OPENING PANEL WEATHERSTRIP
NOTE: Make sure the weatherstrip is secured to the glass, not cut, cracked, pinched, loose or obstructed in CLOSED, VENT and OPEN positions.

- Check the roof opening panel weatherstrip.

Is the roof opening panel weatherstrip OK?

Yes
REFER to Body and Frame to diagnose other possible sources of the excessive wind noise.
No
INSTALL a new roof opening panel weatherstrip. TEST the system for normal operation.

A4 CHECK THE AIR DEFLECTOR

- Make sure the air deflector is securely attached and check for torn and unsecured tethers.

Is the air deflector OK?

Yes
GO to A5.
No
REPAIR or INSTALL a new air deflector assembly. REFER to Air Deflector . TEST the system for normal operation.

A5 CHECK THE AIR DEFLECTOR FOR VIBRATION

- Road test the vehicle and check for air deflector vibration.

Did the air deflector vibrate?

Yes
MODIFY the curvature of the air deflector and RETEST.
No
PARTIALLY close the roof opening panel until the noise is eliminated. If the noise is eliminated, ADVISE the customer that changing glass location eliminates the wind noise. If the wind noise is not eliminated, INSTALL a new air deflector assembly. REFER to Air Deflector . TEST the system for normal operation.