Jaguar XJ (X350). Manual — part 853
For MAF sensor circuit
tests, GO to Pinpoint Test
G531330p1.
Check the exhaust system
(before catalyst) for
condition and security,
P017200
System too rich (right hand
bank)
Restricted air filter
Leaking fuel injector(s)
Oil contaminated with fuel
(too many cold starts
with vehicle subsequently
not getting hot enough
for long enough)
MAF sensor fault (high intake
air flow)
For intake system
information,
Intake Air Distribution and
Filtering - VIN Range:
G45704->G99999 For fuel
injector information,
Fuel Injectors (18.10.02)
Check the oil condition, if
contamination is present,
renew the engine oil and
filter. For MAF sensor
circuit tests, GO to
Pinpoint Test G531330p1.
P017400
System too lean (left hand
bank)
Air intake leak between MAF
sensor and cylinder head
Fuel filter/system restriction
Fuel injector restriction
MAF sensor fault (low intake
air flow)
Exhaust leak (before catalyst)
For intake system
information,
Intake Air Distribution and
Filtering - VIN Range:
G45704->G99999 Check
the fuel pressure, check
the fuel lines,
Fuel Tank and Lines - 4.2L
NA V8 - AJV8/4.2L SC V8 -
AJV8/3.0L NA V6 -
AJ27/3.5L NA V8 - AJV8,
VIN Range: G45704-
>G99999 For fuel injector
information,
Fuel Injectors (18.10.02)
For MAF sensor circuit
tests, GO to Pinpoint Test
G531330p1.
Check the exhaust system
(before catalyst) for
condition and security,
P017500
System too rich (left hand
bank)
Restricted air filter
Leaking fuel injector(s)
Oil contaminated with fuel
(too many cold starts
with vehicle subsequently
not getting hot enough
for long enough)
MAF sensor fault (high intake
air flow)
For intake system
information,
Intake Air Distribution and
Filtering - VIN Range:
G45704->G99999 For fuel
injector information,
Fuel Injectors (18.10.02)
Check the oil condition, if
contamination is present,
renew the engine oil and
filter. For MAF sensor
circuit tests, GO to
Pinpoint Test G531330p1.
P018123
Engine fuel temperature
(EFT) sensor A circuit
range/performance - signal
stuck low
EFT sensor to ECM sensing
circuit: high resistance,
short circuit to ground,
short circuit to power
EFT sensor ground circuit:
high resistance
EFT sensor failure
For EFT sensor circuit
tests, GO to Pinpoint Test
G531330p34.
P018124
EFT sensor circuit
range/performance - signal
stuck high
EFT sensor to ECM sensing
circuit: high resistance,
short circuit to ground,
short circuit to power
EFT sensor ground circuit:
high resistance
EFT sensor failure
For EFT sensor circuit
tests, GO to Pinpoint Test
G531330p34.
P018129
EFT sensor A circuit
range/performance - signal
invalid
EFT sensor to ECM sensing
circuit: high resistance,
short circuit to ground,
short circuit to power
EFT sensor ground circuit:
high resistance
EFT sensor failure
For EFT sensor circuit
tests, GO to Pinpoint Test
G531330p34.
P018200 EFT sensor circuit low input
EFT sensor to ECM sensing
circuit: short circuit to
ground
EFT sensor to splice sensor
ground circuit: short
For EFT sensor circuit
tests, GO to Pinpoint Test
G531330p34.
www.
circuit
EFT sensor failure
P018300 EFT sensor circuit high input
EFT sensor disconnected
EFT sensor to ECM sensing
circuit: high resistance,
short circuit to power
EFT sensor to splice sensor
ground circuit: high
resistance
EFT sensor failure
For EFT sensor circuit
tests, GO to Pinpoint Test
G531330p34.
P019100
FRP sensor circuit
range/performance
FRP sensor range and
performance
For FRP sensor circuit
tests, GO to Pinpoint Test
G531330p21.
P019200 FRP sensor circuit low input
FRP sensor disconnected
FRP sensor to ECM sensing
circuit: high resistance or
short circuit to ground
FRP sensor to supply circuit:
high resistance
FRP sensor failure
For FRP sensor circuit
tests, GO to Pinpoint Test
G531330p21.
P019300 FRP sensor circuit high input
FRP sensor to ECM wiring
(supply, sense): short
circuit to each other
FRP sensor to ECM sense
circuit: short circuit to
power
FRP sensor ground circuit:
high resistance
FRP sensor failure
For FRP sensor circuit
tests, GO to Pinpoint Test
G531330p21.
P019623
Engine oil temperature
(EOT) sensor circuit
range/performance - signal
stuck low
EOT sensor to ECM sensing
circuit: intermittent high
resistance
EOT sensor failure
For EOT sensor circuit
tests, GO to Pinpoint Test
G531330p13.
P019624 EOT sensor circuit
range/performance - signal
EOT sensor to ECM sensing
circuit: intermittent high
For EOT sensor circuit
tests, GO to Pinpoint Test
stuck high
resistance
EOT sensor failure
G531330p13.
P019629
EOT sensor circuit
range/performance - signal
invalid
EOT sensor to ECM sensing
circuit: intermittent high
resistance
EOT sensor failure
For EOT sensor circuit
tests, GO to Pinpoint Test
G531330p13.
P019700 EOT sensor circuit low input
EOT sensor to ECM sensing
circuit: short circuit to
ground
EOT sensor failure
For EOT sensor circuit
tests, GO to Pinpoint Test
G531330p13.
P019800 EOT sensor circuit high input
EOT sensor disconnected
EOT sensor to ECM sensing
circuit: high resistance,
short circuit to power
EOT sensor failure
For EOT sensor circuit
tests, GO to Pinpoint Test
G531330p13.
P020100
Cylinder 1 injector
circuit/open
Injector disconnected
Injector harness wiring: high
resistance, short circuit to
ground
Injector failure
For injector circuit tests,
Fuel Charging and
Controls - VIN Range:
G45704->G99999
P020200
Cylinder 2 injector
circuit/open
Injector disconnected
Injector harness wiring: high
resistance, short circuit to
ground
Injector failure
For injector circuit tests,
Fuel Charging and
Controls - VIN Range:
G45704->G99999
P020300
Cylinder 3 injector
circuit/open
Injector disconnected
Injector harness wiring: high
resistance, short circuit to
ground
Injector failure
For injector circuit tests,
Fuel Charging and
Controls - VIN Range:
G45704->G99999
P020400
Cylinder 4 injector
circuit/open
Injector disconnected
Injector harness wiring: high
resistance, short circuit to
ground
Injector failure
For injector circuit tests,
Fuel Charging and
Controls - VIN Range:
G45704->G99999
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