Jaguar XJ (X350). Manual — part 1539

Symptom Chart

Refer to the Wiring Diagram manual for the connectors cited in the pinpoint tests.

Symptom Chart

The roof opening panel has excessive wind
noise

Possible Source(s):

•

Incorrect alignment.

•

Roof opening panel weatherstrip.

Action(s) to take:

•

GO to Pinpoint Test A.

The roof opening panel leaks

Possible Source(s):

•

Incorrect alignment.

•

Roof opening panel drain hoses.

•

Roof opening panel weatherstrip.

Action(s) to take:

•

GO to Pinpoint Test B.

The roof opening panel is noisy during
operation

Possible Source(s):

•

Roof opening panel glass.

•

Roof opening panel frame.

•

Roof opening panel motor.

Action(s) to take:

•

GO to Pinpoint Test C.

The roof opening panel does not open or close

Possible Source(s):

•

Roof opening panel frame.

•

Roof opening panel motor.

•

Rear electronics module (REM).

•

Roof opening panel switch.

•

Wiring harness.

Action(s) to take:

•

GO to the Jaguar approved diagnostic system.

The roof opening panel does not open or close in vent
position

Possible Source(s):

•

Roof opening panel control module.

•

Roof opening panel switch.

•

Wiring harness.

Action(s) to take:

•

GO to the Jaguar approved diagnostic system.

The roof opening panel does not stop flush from any
position.

Possible Source(s):

•

Roof opening panel alignment.

•

Roof opening weatherstrip.

•

Roof opening panel control module.

Action(s) to take:

•

GO to Pinpoint Test D.

The 'one touch' open is inoperative

Possible Source(s):

•

Roof opening panel control module.

•

Roof opening panel switch.

•

Motor synchronization.

Action(s) to take:

www.

•

GO to the Jaguar approved diagnostic system.

Pinpoint Tests

PINPOINT TEST G189148p1 : THE
ROOF OPENING PANEL HAS
EXCESSIVE WIND NOISE

G189148t1 : CHECK THE ROOF OPENING PANEL
GLASS FIT

1. Cycle the roof opening glass from the fully open to the fully closed position. 2. Inspect the
roof opening panel weatherstrip for proper fit or damage.

•

Is the roof opening panel weatherstrip OK?

-> Yes
GO to Pinpoint Test G189148t2.


-> No
INSTALL a new roof opening panel weatherstrip.
Test the system for normal operation.

G189148t2 : CHECK THE ROOF OPENING PANEL
GLASS OPERATION

1. Cycle the roof opening panel glass from the fully open to the fully closed position.

•

Does the roof opening panel glass travel to the fully open and the fully closed
position?

-> Yes
ADJUST the roof opening panel glass.
Test the system for normal operation.

-> No
CHECK the roof opening panel weatherstrip. If necessary, INSTALL a new roof opening
panel weatherstrip.
TEST the system for normal operation.

PINPOINT TEST G189148p2 : THE
ROOF OPENING PANEL LEAKS

G189148t3 : CHECK THE ROOF OPENING PANEL
OPERATION

1. Cycle the roof opening panel glass from the fully open position to the fully closed position.

•

Does the roof opening panel glass operate smoothly and close tightly?

-> Yes
GO to Pinpoint Test G189148t4.


-> No
CHECK the roof opening panel alignment.
Test the system for normal operation.

G189148t4 : CHECK THE ROOF OPENING PANEL
FRAME DRAIN TUBES

1. Gain access to the roof opening panel frame drain tubes.

•

Is there blockage or damage to the roof opening panel frame drain tubes?

-> Yes
Clear the blockage or if necessary, INSTALL a new drain tube. TEST the system for normal
operation.

-> No
GO to Pinpoint Test G189148t5.

G189148t5 : CHECK THE ROOF OPENING PANEL
WEATHERSTRIP

1. Actuate the roof opening panel glass to the fully open position.

•

Is the roof opening panel weatherstrip damaged?

-> Yes
INSTALL a new roof opening panel weatherstrip.
TEST the system for normal operation.

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