Jaguar XJ (X350). Manual — part 1447

warranty policy and
procedures manual if a module
is suspect.

B114F11

Driver seat
cushion blower
speed sensor

•

The driver seat cushion
seat heater and blower
assembly circuit short
circuit to ground.

•

Internal motor failure.

•

Climate controlled seat
module (CCS) failure.

Check the driver seat cushion
heater and blower assembly
circuit. Refer to the electrical
guides. Install a new heater
and blower assembly if
necessary. Clear the DTCs and
test for normal operation.
Check the CCS ground supply
and relay circuits. Refer to the
electrical guides. Rectify as
necessary. Clear the DTC.
Cycle the ignition and retest. If
the DTC resets suspect the
control module. Refer to the
warranty policy and
procedures manual if a module
is suspect.

B114F12

Driver seat
cushion blower
speed sensor

•

The driver seat cushion
seat heater and blower
assembly circuit short
circuit to ground.

•

Internal motor failure.

•

Climate controlled seat
module (CCS) failure.

Check the driver seat cushion
heater and blower assembly
circuit. Refer to the electrical
guides. Install a new heater
and blower assembly if
necessary. Clear the DTCs and
test for normal operation.
Check the CCS ground supply
and relay circuits. Refer to the
electrical guides. Rectify as
necessary. Clear the DTC.
Cycle the ignition and retest. If
the DTC resets suspect the
control module. Refer to the
warranty policy and
procedures manual if a module
is suspect.

B115011

Driver seat back
blower speed
sensor

•

The driver seat
backrest seat heater
and blower assembly
circuit short circuit to
ground.

•

Internal motor failure.

•

Climate controlled seat
module (CCS) failure.

Check the driver seat backrest
heater and blower assembly
circuit. Refer to the electrical
guides. Install a new heater
and blower assembly if
necessary. Clear the DTCs and
test for normal operation.
Check the CCS ground supply
and relay circuits. Refer to the
electrical guides. Rectify as
necessary. Clear the DTC.
Cycle the ignition and retest. If

the DTC resets suspect the
control module. Refer to the
warranty policy and
procedures manual if a module
is suspect.

B115012

Driver seat back
blower speed
sensor

•

The driver seat
backrest seat heater
and blower assembly
circuit short circuit to
ground.

•

Internal motor failure.

•

Climate controlled seat
module (CCS) failure.

Check the driver seat backrest
heater and blower assembly
circuit. Refer to the electrical
guides. Install a new heater
and blower assembly if
necessary. Clear the DTCs and
test for normal operation.
Check the CCS ground supply
and relay circuits. Refer to the
electrical guides. Rectify as
necessary. Clear the DTC.
Cycle the ignition and retest. If
the DTC resets suspect the
control module. Refer to the
warranty policy and
procedures manual if a module
is suspect.

B115113

Passenger seat
cushion

•

Passenger seat cushion
temperature sensor -
circuit open

Refer to electrical circuit
diagrams, notes and check
passenger seat cushion
temperature sensor for circuit
open

B115198

Passenger seat
cushion

•

Passenger seat cushion
over temperature fault.

•

Possible restricted
duct.

Carry out any pinpoint tests
associated with this DTC
using the manufacturer
approved diagnostic system.
Check the passenger seat
cushion, make sure nothing is
restricting the seat heater and
blower assembly blower duct.
Rectify as necessary. Clear the
DTCs and test for normal
operation.

B115213

Passenger seat
back

•

Passenger seat back
temperature sensor -
circuit open

Refer to electrical circuit
diagrams, notes and check
passenger seat back
temperature sensor for circuit
open

B115298

Passenger seat
back

•

Passenger seat back
over temperature fault.

•

Possible restricted
duct.

Carry out any pinpoint tests
associated with this DTC
using the manufacturer
approved diagnostic system.
Check the passenger seat

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backrest, make sure nothing is
restricting the seat heater and
blower assembly blower duct.
Rectify as necessary. Clear the
DTCs and test for normal
operation.

B115313

Driver seat
cushion

•

Driver seat cushion
temperature sensor -
circuit open

Refer to electrical circuit
diagrams, notes and check
driver seat cushion
temperature sensor for circuit
open

B115398

Driver seat
cushion

•

Driver seat cushion
over temperature fault.

•

Possible restricted
duct.

Carry out any pinpoint tests
associated with this DTC
using the manufacturer
approved diagnostic system.
Check the driver seat cushion,
make sure nothing is
restricting the seat heater and
blower assembly blower duct.
Rectify as necessary. Clear the
DTCs and test for normal
operation.

B115413 Driver seat back

•

Driver seat back
temperature sensor -
circuit open

Refer to electrical circuit
diagrams, notes and check
driver seat back temperature
sensor for circuit open

B115498 Driver seat back

•

Driver seat back over
temperature fault.

•

Possible restricted
duct.

Carry out any pinpoint tests
associated with this DTC
using the manufacturer
approved diagnostic system.
Check the driver seat backrest,
make sure nothing is
restricting the seat heater and
blower assembly blower duct.
Rectify as necessary. Clear the
DTCs and test for normal
operation.

B11557A Passenger seat

•

Possible restricted
blower duct on the
passenger cushion
heater and blower
assembly.

•

Possible restricted
blower duct on the
passenger backrest
heater and blower
assembly.

•

Possible blower duct

Check the passenger side front
seat and make sure the blower
duct is not adrift from the
heater and blower assembly.
Make sure nothing is
restricting the seat heater and
blower assembly blower duct
check the exhaust outlet of
each heater and blower
assembly. Rectify as
necessary. Clear the DTCs and

adrift.

test for normal operation.

B11567A Driver seat

•

Possible restricted
blower duct on the
driver cushion heater
and blower assembly.

•

Possible restricted
blower duct on the
driver backrest heater
and blower assembly.

•

Possible blower duct
adrift.

Check the driver side front
seat and make sure the blower
duct is not adrift from the
heater and blower assembly.
Make sure nothing is
restricting the seat heater and
blower assembly blower duct
check the exhaust outlet of
each heater and blower
assembly. Rectify as
necessary. Clear the DTCs and
test for normal operation.

B115713 Blower control B

•

The passenger seat
cushion heater and
blower assembly
circuit open circuit.

•

The passenger seat
backrest heater and
blower assembly
circuit open circuit.

•

Climate controlled seat
module (CCS) failure.

Check the passenger seat
heater and blower assembly
for the cushion and backrest
circuit. Refer to the electrical
guides. Install a new heater
and blower assembly if
necessary. Clear the DTCs and
test for normal operation.
Check the CCS ground supply
and relay circuits. Refer to the
electrical guides. Rectify as
necessary. Clear the DTC.
Cycle the ignition and retest. If
the DTC resets suspect the
control module. Refer to the
warranty policy and
procedures manual if a module
is suspect.

B11574B Blower control B

•

The passenger seat
cushion heater and
blower assembly
circuit short circuit to
ground.

•

The passenger seat
backrest heater and
blower assembly
circuit short circuit to
ground.

•

Mechanical restriction
in the heater and
blower assembly
housing.

•

Climate controlled seat
module (CCS) failure.

Carry out any pinpoint tests
associated with this DTC
using the manufacturer
approved diagnostic system.
Check the passenger seat
heater and blower assembly
for the cushion and backrest
circuit. Refer to the electrical
guides. Install a new heater
and blower assembly if
necessary. Clear the DTCs and
test for normal operation.
Check the CCS ground supply
and relay circuits. Refer to the
electrical guides. Rectify as
necessary. Clear the DTC.
Cycle the ignition and retest. If

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