Jaguar XJ (X350). Manual — part 1450

PINPOINT TEST G1014305p4 : Front seat
height, tilt and/or seat extension motor
movement not functioning

G1014305t12 : Check front seat height, tilt or extension
motor

1. Set ignition status to ' OFF'. 2. Disconnect front seat height, tilt or extension motor
connector. 3. NOTE:

It may be that the seat has been driven to the limit of travel along the relevant axis, and
when the link harness is connected, the seat will remain in the same position. If this is the
case, a jolt may be felt from the motor. To confirm the motor operation, swap the link
harness to alternate motor pin connections and the seat should travel in the opposite
direction.

Using a locally made fused link harness and power supply, connect power and ground to
relevant motor.

Battery positive terminal Battery negative terminal

motor pin 1

motor pin 2

•

Does the motor operate?

-> Yes
Using manufacturer approved diagnostic system, check for related Diagnostic Trouble Codes
(DTCs) and carry out the repair operations specified. Alternatively, refer to the electrical
circuit diagrams and check relevant motor circuits.

-> No
Replace the relevant motor. Refer to relevant section of workshop manual.

PINPOINT TEST G1014305p5 : Front seat
height, tilt and/or extension movement noisy

G1014305t13 : Compare the height, tilt or extension
movement noise with the other front seat

1.

WARNING: Before work is carried out, make the air bag supplemental restraint

system safe. For additional information, refer to Standard Workshop Practices section
of workshop manual.

Compare the front seat movement noise to other front seat.

•

Is the front seat height, tilt or extension movement noise excessive when
compared to other front seat?

-> Yes
GO to Pinpoint Test G1014305t14.


-> No
GO to Pinpoint Test G1014305t15.

G1014305t14 : Compare front seat height, tilt or extension
movement noise to front seat in other vehicle

1. Compare the front seat height, tilt or extension movement noise to front seat in other
vehicle.

•

Is the front seat height, tilt or extension movement noise excessive when
compared to front seat in other vehicle?

-> Yes
GO to Pinpoint Test G1014305t15.


-> No
The front seat frame is operating correctly. Submit Electronic Product Quality Report (EPQR)
with any further query.

G1014305t15 : Check for debris obstructing seat
movement

1. Check for debris obstructing seat movement.

•

Is the front seat height, tilt or extension movement obstructed by debris?

-> Yes
Remove obstruction and re-check for noisy height, tilt or extension seat movement. If still
noisy GO to Pinpoint Test G1014305t16.


-> No
GO to Pinpoint Test G1014305t16.

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G1014305t16 : Check for height, tilt or extension
movement mechanism lubrication

1. Check and apply manufacturer approved lubrication to seat height, tilt or extension
movement mechanism and re-test for noise.

•

Is the front seat height, tilt or extension noise still apparent?

-> Yes
Replace the relevant motor. Refer to relevant section of workshop manual.

-> No
The front seat height, tilt or extension motor is operating correctly.

PINPOINT TEST G1014305p6 : Heater
And Cooling - Inoperative

G1014305t17 : Check For Stored DTC

1. Check the Climate Controlled Seat Module for stored DTC's.

•

Are there any stored DTC's?

-> Yes
For information on stored DTC's refer to the information in the Climate Controlled Seat
Module DTC index.

-> No
GO to Pinpoint Test G1014305t18.

G1014305t18 : Driver Or Front Passenger Seat Backrest
Climate Assembly - Functionality Check

1. Check the heat and cool function of the backrest.

•

Does the backrest heat and cool function operate correctly?

-> Yes
GO to Pinpoint Test G1014305t19.


-> No
GO to Pinpoint Test G1014305t21.

G1014305t19 : Driver Or Front Passenger Seat Cushion
Climate Assembly - Functionality Check

1. Check the heat and cool function at the cushion.

•

Does the cushion heat and cool function operate correctly?

-> Yes
If there are no faults evident, verify the customer concern.

-> No
GO to Pinpoint Test G1014305t20.

G1014305t20 : Cushion Bellows

1. Check the condition of the bellows.

•

Are the bellows obstructed, have they collapsed?

-> Yes
Remove the obstruction or replace collapsed bellows.

-> No
Suspect an internal fault with the Seat Climate Assembly. Replace as required, refer to the
Warranty Policy and Procedures manual (section B1.2). Prior to installing a new component.

G1014305t21 : Backrest Bellows Duct

1. Check the security of the bellows duct.

•

Is the bellows duct correctly installed?

-> Yes
GO to Pinpoint Test G1014305t22.


-> No
Securely reconnect the bellows duct.

G1014305t22 : Backrest Bellows

1. Check the security of the bellows.

•

Are the bellows obstructed, have they collapsed?

-> Yes
Remove the obstruction or replace collapsed bellows.

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