Jaguar XJ (X350). Manual — part 1437

•

a fixed period of time has expired (10 minutes)

•

the function is deactivated by pressing the heated seat switch for a fourth time

•

the ignition key is turned to the `ON` position

•

a malfunction is detected by the FEM

The heated seat function is designed to operate at temperatures below a predetermined limit
and the operation may be inhibited by a heated garage, body heat or warm ambient
temperatures.

Seats - VIN Range: H18680->H99999

OVERVIEW

Two variants of driver and passenger seat are available; 12-way sports and 16-way luxury
each availble in 3 trim styles; Comfort, R and VDP. The front seats are equipped with the
following:

•

Seat control switches (seat mounted)

•

Front seat cushion front height adjustment

•

Front seat cushion rear height adjustment

•

Front seat backrest adjustment

•

Front seat head restraint adjustment

•

Lumbar adjustment

•

Front seat forward and backward adjustment

•

Side air bag module

•

Front seat backrest heating

•

Front seat cushion heating

•

Extendible seat-cushion (luxury variant only)

•

Seat memory switches (door mounted)

•

Seat heating and cooling

WARNING: Prior to removal of the front seats and before disconnecting the

front seat wiring harness electrical connectors (which includes the side air bag module
electrical connectors), the battery ground cable should be disconnected and a period of
at least 1 minute allowed to elapse. The same amount of care should be taken when
handling and storing the front seats, as would be taken when handling and storing air
bag modules.

The driver and passenger front seats, although almost identical, have some unique
components. The front driver seat has a seat position sensor and the front passenger seat has a
occupancy sensing system. In both instances the components form an integral part of the air
bag Supplemental Restraint System (SRS).

www.

Item Part Number

Description

1

Front seat head restraint

2

Front seat backrest

3

Seat base

4

Front seat control switch

5

Front seat cushion

Each front seat has a handed seat cushion, a common backrest frame and seat adjuster
mechanism. Switch packs are installed on the outer side of the driver and passenger seats.
Both driver and passenger seats are retained to the vehicle floorpan at four points.

The driver and passenger seats, although almost identical, have some unique components
fitted. The driver seat has a seat track position sensor and the passenger seat has an occupant
weight sensing system cupled with a track position sensor, both the components form an
integral part of the occupant restraints system.

The front seats have a side airbag module fitted to the outer side of the front seat backrest and
the front seat backrest cover has an integral chute to aid in the deployment of the side air bag.

The standard front seat is equipped with electric height adjustment, forward and rearward
adjustment, seat cushion tilt, head restraint and seat backrest recline motors. The standard
front seat also incorporates a two way lumbar support assembly that is fitted to the seat
backrest and inflates an air filled bladder to give the required support. The electrical functions
can be utilized by operating the front seat control switch and then the driver seat memory
position is stored by the DDM (driver door module) using the memory switch pack mounted
in the driver door trim. The driver seat can be programmed for up to three different driver seat
memory configurations, the seat memory switch located in the driver door trim, can also be
used to retrieve the programmed memory configurations.

FRONT SEATS

In addition to the standard front seat functionality the 16 way high level front seat
incorporates:

•

A four way lumbar support assembly.

•

An extendible seat cushion.

•

Head restraints incorporating video display (optional).

Seat Base Motors

Item Part Number

Description

1

Height adjustment motor

2

Seat cushion tilt motor

3

Seat cushion extend motor

4

Forward and rearward adjustment motor

www.