Jaguar XJ (X350). Manual — part 648

-> Yes

REPAIR the high resistance circuit. For additional information, refer to the wiring diagrams. CLEAR the

DTC and test the system for normal operation.

-> No

GO to Pinpoint Test G240048t30.

G240048t30 : CHECK THE THROTTLE ACTUATOR CONTROL MOTOR
NEGATIVE CIRCUIT FOR HIGH RESISTANCE

1. Measure the resistance between:

Throttle body connector PI26, harness side ECM connector PI300, harness side

Pin 02

Pin 74

Is the resistance greater than 5 ohms?

-> Yes

REPAIR the high resistance circuit. For additional information, refer to the wiring diagrams. CLEAR the

DTC and test the system for normal operation.

-> No

INSTALL a new throttle body assembly

Throttle Body - Vehicles With: Supercharger, VIN Range: G45704->G99999 (19.70.04) CLEAR the DTC

and test the system for normal operation.

Removal and installation

Fuel Injection Supply Manifold (19.60.13)

Removal

1

.

WARNING: Do not smoke or carry lighted tobacco or open flame of any type when

working on or near any fuel related components. Highly flammable vapors are always

present and may ignite. Failure to follow these instructions can result in personal injury.

WARNING: Do not carry or operate cellular phones when working on or near any

fuel related components. Highly flammable vapors are always present and may ignite.

Failure to follow these instructions may result in personal injury.

Remove the fuel injection supply manifold.

For additional information, refer to

2 . Remove the fuel pressure sensor.

Remove the securing bolts.

Remove and discard the O-ring seals.

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Installation

1

.

WARNING: Do not smoke or carry lighted tobacco or open flame of any type when

working on or near any fuel related components. Highly flammable vapors are always

present and may ignite. Failure to follow these instructions can result in personal injury.

WARNING: Do not carry or operate cellular phones when working on or near any

fuel related components. Highly flammable vapors are always present and may ignite.

Failure to follow these instructions may result in personal injury.

To install, reverse removal procedure.

Install new fuel pressure sensor O-ring seals. Lubricate the O-ring seals with

clean engine oil to aid installation.

Tighten to 5 Nm.

Fuel Injectors (18.10.02)

Removal

Vehicles with supercharger

1 . Remove the charge air coolers. <<303-12B>>

Vehicles without supercharger

2 . Remove the engine cover.

3 . NOTE:

Right-hand shown, left-hand similar.

Remove the engine cover bracket.

All vehicles

4 . Disconnect the fuel line. <<310-00>>

5 . Disconnect the fuel pressure sensor.

1) Disconnect the electrical connector.

2) Detach the vacuum hose.

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