Jaguar XJ (X350). Manual — part 988

P245300

Diesel particulate filter

(DPF) differential pressure

sensor value too high

before engine start

Exhaust

blockage/restriction

DPF blockage/restriction

Differential pressure

sensor circuit: high
resistance

Differential pressure

sensor circuit: short
circuit to ground

Differential pressure

sensor circuit: short
circuit to power

Differential pressure

sensor failure

For DPF differential pressure

sensor circuit tests,

Exhaust System

P245400

Diesel particulate filter

(DPF) differential pressure

sensor circuit low

Differential pressure

sensor circuit: high
resistance

Differential pressure

sensor circuit: short
circuit to ground

Differential pressure

sensor failure

For DPF differential pressure

sensor circuit tests,

Exhaust System

P245500

Diesel particulate filter

(DPF) differential pressure

sensor circuit high

Differential pressure

sensor circuit: short
circuit to power

Differential pressure

sensor failure

For DPF differential pressure

sensor circuit tests,

Exhaust System

P245600

Diesel particulate filter

(DPF) differential pressure

sensor circuit

intermittent/erratic

Differential pressure

tubes/hoses
split/leaking

Differential pressure

sensor circuit: high
resistance

Differential pressure

sensor circuit: short
circuit to ground

Differential pressure

sensor circuit: short

For DPF differential pressure

sensor circuit tests,

Exhaust System

circuit to power

Differential pressure

sensor failure

P245900

Diesel particulate filter

(DPF) regeneration

frequency

Driving conditions not

appropriate for DPF
regeneration

Carry out DPF service remedy,

Exhaust System

P250500 ECM relay circuit open

ECM relay circuit: high

resistance

ECM relay circuit: short

circuit to ground

ECM relay failure

For ECM relay and circuit tests,

GO to Pinpoint Test

G549822p26.

P250700 ECM relay circuit low

ECM relay circuit: high

resistance

ECM relay circuit: short

circuit to ground

ECM relay failure

For ECM relay and circuit tests,

GO to Pinpoint Test

G549822p26.

P250800 ECM relay circuit high

ECM relay circuit: short

circuit to power

ECM relay failure

For ECM relay and circuit tests,

GO to Pinpoint Test

G549822p26.

P250C00

Engine oil temperature

(EOT) sensor circuit low

EOT sensor circuit: high

resistance

EOT sensor circuit: short

circuit to ground

EOT sensor failure

ECM failure

For EOT sensor circuit tests, GO

to Pinpoint Test G549822p3.

P250D00

Engine oil temperature

(EOT) sensor circuit high

EOT sensor circuit: short

circuit to power

EOT sensor failure

ECM failure

For EOT sensor circuit tests, GO

to Pinpoint Test G549822p3.

P250E00

Engine oil temperature

(EOT) sensor circuit

intermittent/erratic

EOT sensor circuit: high

resistance

EOT sensor circuit: short

circuit to ground

EOT sensor circuit: short

For EOT sensor circuit tests, GO

to Pinpoint Test G549822p3.

www.

circuit to power

EOT sensor failure

ECM failure

P251D00

Engine shutdown circuit

open

Inertia switch circuit:

high resistance

Inertia switch circuit:

short circuit to
ground

Inertia switch circuit:

short circuit to
power

Inertia switch failure

For inertia switch circuit tests,

GO to Pinpoint Test

G549822p25.

P251E00

Engine shutdown circuit low

Inertia switch circuit:

high resistance

Inertia switch circuit:

short circuit to
ground

Inertia switch failure

For inertia switch circuit tests,

GO to Pinpoint Test

G549822p25.

P251F00

Engine shutdown circuit

high

Inertia switch circuit:

short circuit to
power

Inertia switch failure

For inertia switch circuit tests,

GO to Pinpoint Test

G549822p25.

P252E00

Engine oil temperature

(EOT) sensor circuit

intermittent/erratic

EOT sensor circuit: high

resistance

EOT sensor circuit: short

circuit to ground

EOT sensor circuit: short

circuit to power

EOT sensor failure

ECM failure

For EOT sensor circuit tests, GO

to Pinpoint Test G549822p3.

U000100

High speed CAN

communication bus

CAN Mute

For network tests,

U007300 Control module

communication bus off -

CAN Link circuit

malfunction

For network tests,

CAN bus off

U010100

Lost communication with

TCM - CAN timeout

CAN Link ECM/TCM CAN

timeout

For network tests,

U010300

Lost communication with

gear shift control module

CAN Link ECM/gear shift

network malfunction

For network tests,

U010400

Lost communication with

speed control module - CAN

timeout

CAN Link ECM/Speed

control module CAN
timeout

For network tests,

U011700

Lost communication with

inertia switch

CAN Link ECM/restraints

control module
(RCM) network
malfunction

For network tests,

U012100

Lost communication with

anti-lock brake system

(ABS) control module

CAN Link ECM/ABS

module network
malfunction

For network tests,

U012200

Lost communication with

stability assist module - CAN

timeout

ECM/ASU compressor

CAN timeout

For network tests,

U015500

Lost communication with

instrument panel cluster

(IPC) control module

CAN Link ECM/INSTCM

network malfunction

For network tests,

U016400

Lost communication with

heating ventilation and air

conditioning (HVAC) control

module

CAN Link ECM/HEVAC

network malfunction

For network tests,

U016600

Lost communication with

auxiliary heater control

module (where fitted)

Fuel fired heater

fitted/not configured

Configure the system using the

Jaguar approved diagnostic

system.

U016700

Lost communication with

vehicle immobilizer control

module

CAN timeout

For network tests,

U032600

Software incompatibility

with vehicle immobilizer

control module

Challenge does not

match

For network tests,

www.