Jaguar XJ (X350). Manual — part 927

invalid

P011200

Intake air temperature (IAT)

sensor circuit low input

IAT sensor disconnected

IAT sensor to ECM wiring:

high resistance

IAT sensor failure

For IAT sensor circuit

tests, GO to Pinpoint

Test G531332p2.

P011300

Intake air temperature (IAT)

sensor circuit high input

IAT sensor to ECM wiring:

short circuit to ground

IAT sensor to ECM sensing

circuit: short circuit to
battery

IAT sensor failure

For IAT sensor circuit

tests, GO to Pinpoint

Test G531332p2.

P011623

Engine coolant temperature

(ECT) sensor circuit

range/performance - signal

stuck low

Low coolant level

ECT sensor to ECM sensing

circuit: intermittent high
resistance

Engine thermostat failure

ECT sensor failure

Check the coolant level,

etc. For ECT sensor

circuit tests, GO to

Pinpoint Test

G531332p3.

P011624

Engine coolant temperature

(ECT) sensor circuit

range/performance - signal

stuck high

Low coolant level

ECT sensor to ECM sensing

circuit: intermittent high
resistance

Engine coolant thermostat

failure

ECT sensor failure

Check the coolant level,

etc. For ECT sensor

circuit tests, GO to

Pinpoint Test

G531332p3.

P011629

Engine coolant temperature

(ECT) sensor circuit

range/performance - signal

invalid

Low coolant level

ECT sensor to ECM sensing

circuit: intermittent high
resistance

Engine coolant thermostat

failure

ECT sensor failure

Check the coolant level,

etc. For ECT sensor

circuit tests, GO to

Pinpoint Test

G531332p3.

P011700

Engine coolant temperature

(ECT) sensor circuit low input

ECT sensor disconnected

ECT sensor to ECM sensing

circuit: high resistance,

For ECT sensor circuit

tests, GO to Pinpoint

Test G531332p3.

open circuit, short circuit
to battery

ECT sensor failure

P011800

Engine coolant temperature

(ECT) sensor 1 circuit high

input

Engine overheat

condition/cooling fan
failure

ECT sensor to ECM wiring:

short circuit to ground

ECT sensor failure

For cooling fan circuit

tests, GO to Pinpoint

Test G531332p19.

For ECT sensor circuit

tests, GO to Pinpoint

Test G531332p3.

P012100

Throttle position (TP) sensor

circuit range/performance,

circuit 1 and 2

TP sensor to ECM wiring: high

resistance

TP sensor to ECM sensing

circuits: (TP 1 or TP 2)
short circuit to battery

TP sensor failure

For throttle position

sensor circuit 1 tests, GO

to Pinpoint Test

G531332p4.

For throttle position

sensor circuit 2 tests, GO

to Pinpoint Test

G531332p5.

P012200

Throttle position (TP) sensor

circuit 1 low input

TP sensor to ECM sensing

circuit 1: short circuit to
ground, high resistance

TP sensor failure

For throttle position

sensor circuit 1 tests, GO

to Pinpoint Test

G531332p4.

P012300

Throttle position (TP) sensor

circuit 1 low input

TP sensor to ECM sensing

circuit (TP1): short circuit
to high voltage

TP sensor failure

For throttle position

sensor circuit 1 tests, GO

to Pinpoint Test

G531332p4.

P012500

Insufficient coolant temp for

closed loop fuel control

Low coolant level

ECT sensor to ECM sensing

circuit: intermittent high
resistance

Engine thermostat failure

ECT sensor failure

Check the coolant level,

etc. For ECT sensor

circuit tests, GO to

Pinpoint Test

G531332p3.

P012800

Coolant thermostat (coolant

temp below thermostat

regulating temperature)

Contaminated coolant

Engine coolant thermostat

failure

ECT sensor failure ECT sensor

DTC may also be flagged

Check the coolant level,

etc. Check the

thermostat condition and

function. Check for ECT

sensor DTCs.

www.

P01311A

H02 sensor circuit low

voltage (right hand bank)

H02S disconnected

H02S to ECM variable current

circuit fault

ECM to HO2S constant

current circuit fault

H02S failure

For right hand bank HO2

sensor circuit tests, GO

to Pinpoint Test

G531332p6.

P01321B

H02 sensor circuit high

voltage (right hand bank)

H02S disconnected

H02S to ECM variable current

circuit fault

ECM to HO2S constant

current circuit fault

H02S failure

For right hand bank HO2

sensor circuit tests, GO

to Pinpoint Test

G531332p6.

P013300

HO2 sensor circuit slow

response (right hand bank)

HO2S to ECM wiring shield

high resistance

Exhaust leak

Fuel control system fault

HO2 sensor failure

For right hand bank HO2

sensor circuit tests, GO

to Pinpoint Test

G531332p6.

P013400

HO2 sensor circuit no activity

detected (right hand bank)

HO2S slow activation

For right hand bank HO2

sensor circuit tests, GO

to Pinpoint Test

G531332p6.

P013700

Catalyst monitor circuit low

voltage (right hand bank)

Catalyst monitor sensor

disconnected

Catalyst monitor sensor to

ECM wiring: high
resistance

Catalyst monitor sensor:

short circuit to ground

Catalyst monitor sensor

failure

For right hand bank

catalyst monitor circuit

tests, GO to Pinpoint

Test G531332p8.

P013800

Catalyst monitor circuit high

voltage (right hand bank)

Catalyst monitor sensor

sensing circuit: short
circuit to power

Catalyst monitor sensor

ground braided shield:

For right hand bank

catalyst monitor circuit

tests, GO to Pinpoint

Test G531332p8.

high resistance

Catalyst monitor sensor

failure

P013900

Catalyst monitor sensor

circuit slow response (right

hand bank)

Catalyst monitor sensor slow

response

For right hand bank

catalyst monitor circuit

tests, GO to Pinpoint

Test G531332p8.

P014000

Catalyst monitor circuit no

activity detected (right hand

bank)

Catalyst monitor

disconnected

Catalyst monitor mechanical

damage

Catalyst monitor to ECM

wiring: high resistance

Catalyst monitor sensing

circuit: short circuit to
power

Catalyst monitor: short circuit

to ground

Catalyst monitor ground (BRD

braided shield) high
resistance

For right hand bank

catalyst monitor circuit

tests, GO to Pinpoint

Test G531332p8.

P014100

Catalyst monitor heater

circuit (right hand bank)

Catalyst monitor sensor

heater control circuit:
high resistance

Catalyst monitor sensor

heater failure

For right hand bank

catalyst monitor circuit

tests, GO to Pinpoint

Test G531332p8.

P01511A

H02 sensor circuit low

voltage (left hand bank) -

circuit resistance below

threshold

HO2 sensing circuit: short

circuit to ground, short
circuit to high voltage,
high resistance

HO2S failure

For left hand bank HO2S

circuit tests, GO to

Pinpoint Test

G531332p10.

P01521B

H02 sensor circuit low

voltage (left hand bank) -

circuit resistance above

threshold

H02S sensing circuit: short

circuit to ground, short
circuit to high voltage,
high resistance

H02S failure

For left hand bank HO2S

circuit tests, GO to

Pinpoint Test

G531332p10.

P015300 H02S circuit slow response

H02S to ECM wiring shield

For left hand bank HO2S

circuit tests, GO to

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