Jaguar XJ (X350). Service manual — part 1257

match what was

expected)

mismatch with the rear
electronic module REM
(challenge-response
error)

with the rear electronic module

REM

B2141

NVM Configuration

Failure

•

(LED flash 22)
Instrument cluster,
vehicle ID is not stored
in cluster

Carry out any pinpoint tests

associated with this DTC using the

manufacturer approved diagnostic

system. Enter vehicle id into

instrument cluster (Enable PCM ID

transfer) using the manufacturer

approved diagnostic system.

B2143 NVM Memory Failure

•

Instrument cluster,
Internal EEPROM error

Carry out any pinpoint tests

associated with this DTC using the

manufacturer approved diagnostic

system. Suspect instrument cluster

internal failure. Clear DTC carry out

battery reset, if DTC returns suspect

instrument cluster internal failure,

check and replace as required, refer

to the new module installation note

at the top of the DTC Index

B2162

Data Mismatch #2

(receive data does not

match what was

expected)

•

Electronic steering
column lock ID
mismatch with
instrument cluster
stored ID

Enable Electronic steering column

lock ID transfer using the

manufacturer approved diagnostic

system.

B2329

Column Reach

Feedback

Potentiometer Circuit

Open

•

Instrument cluster,
steering column
movement assembly,
telescope position
signal circuit fault -
open circuit or short to
ground

Carry out any pinpoint tests

associated with this DTC using the

manufacturer approved diagnostic

system. Refer to electrical circuit

diagrams, notes and check

instrument cluster, steering column

movement assembly, telescope

position feedback circuit for open

circuit or short to ground

B2330

Column Reach

Feedback

Potentiometer Circuit

Short to Power

•

Instrument cluster,
steering column
movement assembly,
telescope position
signal circuit fault -

Carry out any pinpoint tests

associated with this DTC using the

manufacturer approved diagnostic

system. Refer to electrical circuit

diagrams, notes and check

short to power

instrument cluster, steering column

movement assembly, telescope

position feedback circuit for short

to power

B2333

Column Tilt Feedback

Potentiometer Circuit

Open

•

Instrument cluster,
steering column
movement assembly,
tilt position signal
circuit fault - open
circuit or short to
ground

Carry out any pinpoint tests

associated with this DTC using the

manufacturer approved diagnostic

system. Refer to electrical circuit

diagrams, notes and check

instrument cluster, steering column

movement assembly, tilt position

feedback circuit for open circuit or

short to ground

B2334

Column Tilt Feedback

Potentiometer Circuit

Short to Power

•

Instrument cluster,
steering column
movement assembly,
tilt position signal
circuit fault - short to
power

Carry out any pinpoint tests

associated with this DTC using the

manufacturer approved diagnostic

system. Refer to electrical circuit

diagrams, notes and check

instrument cluster, steering column

movement assembly, tilt position

feedback circuit for short to power

B2351

Steering Column

Switch Circuit Failure

•

Instrument cluster,
column and pedal
adjust switches - input
voltage out of range

Carry out any pinpoint tests

associated with this DTC using the

manufacturer approved diagnostic

system. Refer to electrical circuit

diagrams, notes and check

instrument cluster, column and

pedal adjust switchpack and input

circuit for fault

B2431

Transponder

Programming Failure

•

Instrument cluster,
transponder keyfob
PATS code transmit
fault

Suspect transponder keyfob PATS

code transmit fault. Check and

replace keyfob as require

B2472

Fog Lamp Switch

Failure

•

Instrument cluster,
auxiliary lighting
switchpack, foglamp
switch's - input voltage
out of range

Carry out any pinpoint tests

associated with this DTC using the

manufacturer approved diagnostic

system. Refer to electrical circuit

diagrams, notes and check

instrument cluster, auxiliary lighting

switchpack (foglamp's input) circuit

www.

for voltage fault

B2477

Module Configuration

Failure

•

Instrument cluster,
vehicle configuration
not programmed or
configuration write
failure

Enter vehicle configuration into

instrument cluster using the

manufacturer approved diagnostic

system

B2627

Fuel Sender Circuit

Open #2

•

Fuel tank level sender
circuit to rear electronic
module - circuit open

Carry out any pinpoint tests

associated with this DTC using the

manufacturer approved diagnostic

system. Refer to electrical circuit

diagrams, notes and check fuel tank

level sender circuit to rear

electronic module for open circuit

B2628

Fuel Sender Circuit

Short To Ground #2

•

Fuel tank level sender
circuit to rear electronic
module - short to
ground

Carry out any pinpoint tests

associated with this DTC using the

manufacturer approved diagnostic

system. Refer to electrical circuit

diagrams, notes and check fuel tank

level sender circuit to rear

electronic module for short to

ground

B2879

Fuel Tank Jet Pump

Fault

•

Fuel pump module, fuel
tank jet pump fault

•

Fuel level (check both
sides of the saddle tank)

Refer to electrical circuit diagrams,

notes and check fuel level sender's

and fuel tank jet pump circuit's for

fault

B2881

Column Reach

Movement Fault -

Primary Axis

•

Instrument cluster,
steering column
movement assembly,
telescope primary axis
position sensor fault

Carry out any pinpoint tests

associated with this DTC using the

manufacturer approved diagnostic

system. Check steering column

movement (telescope primary axis

position sensor) assembly for fault

B2882

Column Reach

Movement Fault -

Secondary Axis

•

Instrument cluster,
steering column
movement assembly,
telescope secondary
axis position sensor
fault

Carry out any pinpoint tests

associated with this DTC using the

manufacturer approved diagnostic

system. Check steering column

movement (telescope secondary

axis position sensor) assembly for

fault

B2883

Column Tilt Movement

Fault - Primary Axis

•

Instrument cluster,
steering column
movement assembly,
tilt primary axis position
sensor fault

Carry out any pinpoint tests

associated with this DTC using the

manufacturer approved diagnostic

system. Check steering column

movement (tilt primary axis

position sensor) assembly for fault

B2884

Column Tilt Movement

Fault - Secondary Axis

•

Instrument cluster,
steering column
movement assembly,
tilt secondary axis
position sensor fault

Carry out any pinpoint tests

associated with this DTC using the

manufacturer approved diagnostic

system. Check steering column

movement (tilt secondary axis

position sensor) assembly for fault

C1778 Power Steering Failure

•

Instrument cluster,
incorrect reply from
variable assist steering
actuator output
transistor or NVM
checksum error

Suspect instrument cluster

electronic failure. Check and install

a new instrument cluster as

required, refer to the new module

installation note at the top of the

DTC Index

C1922

VAPS Solenoid

Actuator Output

Circuit Open

•

Instrument cluster,
variable assist steering
actuator output - open
circuit

Refer to electrical circuit diagrams,

notes and check instrument cluster,

variable assist steering actuator

circuit for open circuit

C1923

VAPS Solenoid

Actuator Output

Circuit Short To Power

•

Instrument cluster,
variable assist steering
actuator output - short
to power

Refer to electrical circuit diagrams,

notes and check instrument cluster,

variable assist steering actuator

circuit for short to power

C1924

VAPS Solenoid

Actuator Output

Circuit Short To

Ground

•

Instrument cluster,
variable assist steering
actuator output - short
to ground

Refer to electrical circuit diagrams,

notes and check instrument cluster,

variable assist steering actuator

circuit for short to ground

C1986

VAPS Initial Speed

Above threshold

•

Instrument cluster,
variable assist steering
actuator output - circuit
fault

Refer to electrical circuit diagrams,

notes and check instrument cluster

power circuit and variable assist

steering actuator circuit for loose

power connection's or short circuit

U0128

Lost Communication

With Park Brake

Control Module (EPB

•

Instrument cluster -
electronic parking brake
message missing even

Check electronic parking brake for

stored DTCs. Refer to electrical

circuit diagrams, notes and check

www.