Jaguar XJ (X350). Manual - part 893
G258127p23.
Engine surges
Fuel pump
Fuel lines
MAF sensor
Harness
Throttle sensors
Throttle motor
Ignition system
Check fuel pressure. For fuel
line information,
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:
G00442->G45703 For MAF
sensor, throttle sensor, and
throttle motor relay tests,
Electronic Engine Controls - VIN
Range: G00442->G45703 For
ignition system,
Engine Ignition - VIN Range:
G00442->G45703
Engine
detonates/knocks
KS/circuit malfunction
Fuel pump
Fuel lines
Fuel pressure sensor
MAF sensor
HO2 sensors
Air leakage
Sticking VCT hub
BARO sensor malfunction
For KS circuit tests, GO to
Pinpoint Test G258127p15.
and GO to Pinpoint Test
G258127p16.
Check fuel pressure. For fuel
line information,
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:
G00442->G45703 For fuel
pressure sensor,
Fuel Charging and Controls -
VIN Range: G00442->G45703
Fuel Charging and Controls -
VIN Range: G45704->G99999
For MAF sensor tests, GO to
Pinpoint Test G258127p1.
Check for DTCs relating to HO2
sensors. Refer to the DTC index
for pinpoint tests for DTC set.
For intake system,
Intake Air Distribution and
Filtering - VIN Range: G00442-
>G45703 Check DTCs for VCT
range/performance fault. For
VCT information,
Engine For BARO sensor,