Jaguar XJ (X350). Manual — part 979

circuit to ground

CKP sensor circuit: short

circuit to power

CKP sensor failure

ECM failure

P033700

Crankshaft position (CKP)

sensor circuit low input

CKP sensor gap

incorrect/ foreign
matter on sensor
face /damaged teeth
on rotor

CKP sensor circuit: high

resistance

CKP sensor circuit: short

circuit to ground

CKP sensor failure

ECM failure

For CKP sensor tests, GO to

Pinpoint Test G549822p14.

Refer to the warranty policy

and procedures manual if an

ECM is suspect.

P034100

Camshaft position (CMP)

sensor circuit

range/performance

CMP sensor gap

incorrect/ foreign
matter on sensor
face /damaged rotor

CMP sensor circuit: high

resistance

CMP sensor circuit: short

circuit to ground

CMP sensor circuit: short

circuit to power

CMP sensor failure

ECM failure

For CMP sensor tests, GO to

Pinpoint Test G549822p15.

Refer to the warranty policy

and procedures manual if an

ECM is suspect.

P034200

Camshaft position (CMP)

sensor circuit low input

CMP sensor gap

incorrect/ foreign
matter on sensor
face /damaged rotor

CMP sensor circuit: high

resistance

CMP sensor circuit: short

For CMP sensor tests, GO to

Pinpoint Test G549822p15.

Refer to the warranty policy

and procedures manual if an

ECM is suspect.

circuit to ground

CMP sensor failure

ECM failure

P038000

Glow plug control module

on, glow plugs not powered

Glow plug control circuit:

high resistance

Glow plug control circuit:

short circuit to
ground

Glow plug monitor

circuit: high
resistance

Glow plug monitor

circuit: short circuit
to ground

Glow plug failure

Glow plug control

module failure

For glow plug system circuit

tests,

Glow Plug System

P038200

Glow plug control module

off, glow plugs powered

Glow plug control circuit:

short circuit to
power

Glow plug monitor

circuit: short circuit
to power

Glow plug failure

Glow plug control

module failure

For glow plug system circuit

tests,

Glow Plug System

P038300

Glow plug control module -

control circuit low

Glow plug control

module, control
circuit: high
resistance

Glow plug control

module, control
circuit: short circuit
to ground

Glow plug control

module failure

For glow plug system circuit

tests,

Glow Plug System

www.

P038400

Glow plug control module -

control circuit high

Glow plug control

module, control
circuit: short circuit
to power

Glow plug control

module failure

For glow plug system circuit

tests,

Glow Plug System

P040100

Exhaust gas recirculation

(EGR) insufficient flow

detected

EGR valve incorrectly

fitted or loose

EGR pipe blocked

EGR valve stuck closed,

blocked

EGR coolers blocked

EGR valve failure

MAF sensor fault

For EGR system,

Engine Emission Control For

MAF sensor circuit tests, GO to

Pinpoint Test G549822p10.

and GO to Pinpoint Test

G549822p11.

P040200

Exhaust gas recirculation

(EGR) excessive flow

detected

EGR valve incorrectly

fitted or loose

EGR pipe blocked

EGR valve stuck closed,

blocked

EGR coolers blocked

EGR valve failure

MAF sensor fault

For EGR system,

Engine Emission Control For

MAF sensor circuit tests, GO to

Pinpoint Test G549822p10.

and GO to Pinpoint Test

G549822p11.

P040300

Exhaust gas recirculation

(EGR) valve H-bridges (right

hand bank)

EGR valve circuit(s): high

resistance

EGR valve circuit(s):

short circuit to
ground

EGR valve circuit(s):

short circuit to
power

EGR valve failure

ECM failure

For right hand bank EGR valve

and circuit tests,

Engine Emission Control Refer

to the warranty policy and

procedure manual if an ECM is

suspect.

P040400 Exhaust gas recirculation

(EGR) control circuit

IAT sensor fault

For IAT sensor circuit tests, GO

to Pinpoint Test G549822p9.

range/performance (right

hand bank)

MAP sensor fault

MAF sensor fault

EGR valve stuck closed,

blocked

EGR valve circuit(s): high

resistance

EGR valve circuit(s):

short circuit to
ground

EGR valve circuit(s):

short circuit to
power

EGR valve failure

For MAP sensor circuit tests,

GO to Pinpoint Test

G549822p12.

For MAF sensor circuit tests,

GO to Pinpoint Test

G549822p10.

and GO to Pinpoint Test

G549822p11.

For right hand bank EGR valve

and circuit tests,

Engine Emission Control

P040500

Exhaust gas recirculation

(EGR) valve circuit low (right

hand bank)

EGR valve circuit(s): high

resistance

EGR valve circuit(s):

short circuit to
ground

EGR valve failure

For right hand bank EGR valve

and circuit tests,

Engine Emission Control

P040600

Exhaust gas recirculation

(EGR) valve circuit high

(right hand bank)

EGR valve circuit(s):

short circuit to
power

EGR valve failure

For right hand bank EGR valve

and circuit tests,

Engine Emission Control

P040700

Exhaust gas recirculation

(EGR) - intake air shut off

throttle circuit low

Intake air shut off

throttle circuit(s):
high resistance

Intake air shut off

throttle circuit(s):
short circuit to
ground

Intake air shut off

throttle failure

For intake air shut off throttle

and circuit tests,

Engine Emission Control

P040800

Exhaust gas recirculation

(EGR) - intake air shut off

throttle circuit high

Intake air shut off

throttle circuit(s):
short circuit to
power

Intake air shut off

For intake air shut off throttle

and circuit tests,

Engine Emission Control

www.