Jaguar XJ (X350). Manual — part 647

GO to Pinpoint Test G240048t21.

G240048t21 : CHECK THE THROTTLE ACTUATOR CONTROL MOTOR
NEGATIVE CIRCUIT FOR SHORT CIRCUIT TO GROUND

1. Measure the resistance between:

Throttle body connector PI26, harness side

Battery

Pin 06

Negative terminal

Is the resistance less than 10,000 ohms?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC and

test the system for normal operation.

-> No

GO to Pinpoint Test G240048t22.

G240048t22 : CHECK THE THROTTLE ACTUATOR CONTROL MOTOR
NEGATIVE CIRCUIT FOR SHORT CIRCUIT TO POWER

1. Measure the resistance between:

Throttle body connector PI26, harness side

Battery

Pin 06

Positive terminal

Is the resistance less than 10,000 ohms?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC and

test the system for normal operation.

-> No

GO to Pinpoint Test G240048t23.

G240048t23 : CHECK THE THROTTLE ACTUATOR CONTROL MOTOR SUPPLY
CIRCUIT FOR HIGH RESISTANCE

1. Disconnect the ECM electrical connector, PI300. 2. Measure the resistance between:

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

Pin 05

Pin 75

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

GO to Pinpoint Test G240048t24.

G240048t24 : 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 06

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 Without: Supercharger, VIN Range: G45704->G99999 (19.70.04) CLEAR the

DTC and test the system for normal operation.

PINPOINT TEST G240048p5 :
THROTTLE BODY MOTOR CIRCUIT
(VEHICLES WITH SUPERCHARGER)

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G240048t25 : CHECK THE THROTTLE ACTUATOR CONTROL MOTOR SUPPLY
CIRCUIT FOR SHORT CIRCUIT TO GROUND

1. Disconnect the throttle body electrical connector, PI26. 2. Measure the resistance between:

Throttle body connector PI26, harness side

Battery

Pin 01

Negative terminal

Is the resistance less than 10,000 ohms?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC and

test the system for normal operation.

-> No

GO to Pinpoint Test G240048t26.

G240048t26 : CHECK THE THROTTLE ACTUATOR CONTROL MOTOR SUPPLY
CIRCUIT FOR SHORT CIRCUIT TO POWER

1. Measure the resistance between:

Throttle body connector PI26, harness side

Battery

Pin 01

Positive terminal

Is the resistance less than 10,000 ohms?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC and

test the system for normal operation.

-> No

GO to Pinpoint Test G240048t27.

G240048t27 : CHECK THE THROTTLE ACTUATOR CONTROL MOTOR
NEGATIVE CIRCUIT FOR SHORT CIRCUIT TO GROUND

1. Measure the resistance between:

Throttle body connector PI26, harness side

Battery

Pin 02

Negative terminal

Is the resistance less than 10,000 ohms?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC and

test the system for normal operation.

-> No

GO to Pinpoint Test G240048t28.

G240048t28 : CHECK THE THROTTLE ACTUATOR CONTROL MOTOR
NEGATIVE CIRCUIT FOR SHORT CIRCUIT TO POWER

1. Measure the resistance between:

Throttle body connector PI26, harness side

Battery

Pin 02

Positive terminal

Is the resistance less than 10,000 ohms?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC and

test the system for normal operation.

-> No

GO to Pinpoint Test G240048t29.

G240048t29 : CHECK THE THROTTLE ACTUATOR CONTROL MOTOR SUPPLY
CIRCUIT FOR HIGH RESISTANCE

1. Disconnect the ECM electrical connector, PI300. 2. Measure the resistance between:

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

Pin 01

Pin 75

Is the resistance greater than 5 ohms?

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