Jaguar XJ (X350). Manual — part 1572

1. Measure the resistance between SP30, pin 07 (BO) and GROUND.

•

Is the resistance less than 10,000 ohms?

-> Yes
REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR
the DTC. TEST the system for normal operation.

-> No
GO to Pinpoint Test G1043827t29.

G1043827t29 : CHECK THE ROOF REAR OUTER
TRANSDUCER CAN - CIRCUIT FOR SHORT TO
POWER

1. Measure the voltage between SP30, pin 07 (BO) and GROUND.

•

Is the voltage greater than 3 volts?

-> Yes
REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR
the DTC. TEST the system for normal operation.

-> No
GO to Pinpoint Test G1043827t30.

G1043827t30 : CHECK THE ROOF REAR OUTER
TRANSDUCER CAN + CIRCUIT FOR HIGH
RESISTANCE

1. Measure the resistance between SP30, pin 08 (GU) and RF18, pin 02 (GU).

•

Is the resistance greater than 5 ohms?

-> Yes
REPAIR the high resistance circuit. For additional information, refer to the wiring diagrams.
CLEAR the DTC. TEST the system for normal operation.

-> No
GO to Pinpoint Test G1043827t31.

G1043827t31 : CHECK THE ROOF REAR OUTER
TRANSDUCER CAN + CIRCUIT FOR SHORT TO
GROUND

1. Measure the resistance between SP30, pin 08 (GU) and GROUND.

•

Is the resistance less than 10,000 ohms?

-> Yes
REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR
the DTC. TEST the system for normal operation.

-> No
GO to Pinpoint Test G1043827t32.

G1043827t32 : CHECK THE ROOF REAR OUTER
TRANSDUCER CAN + CIRCUIT FOR SHORT TO
POWER

1. Measure the voltage between SP30, pin 08 (GU) and GROUND.

•

Is the voltage greater than 3 volts?

-> Yes
REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR
the DTC. TEST the system for normal operation.

-> No
GO to Pinpoint Test G1043827t33.

G1043827t33 : CHECK THE ROOF REAR CENTER
TRANSDUCER CIRCUIT FOR SHORT CIRCUIT

1. Disconnect the roof rear center transducer electrical connector, RF16. 2. Measure the
resistance between SP30, pin 01 (BG) and SP30, pin 02 (OG).

•

Is the resistance less than 10,000 ohms?

-> Yes
REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR
the DTC. TEST the system for normal operation.

-> No

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GO to Pinpoint Test G1043827t34.

G1043827t34 : CHECK THE ROOF REAR CENTER
TRANSDUCER CAN - CIRCUIT FOR HIGH
RESISTANCE

1. Measure the resistance between SP30, pin 01 (BG) and RF16, pin 01 (BG).

•

Is the resistance greater than 5 ohms?

-> Yes
REPAIR the high resistance circuit. For additional information, refer to the wiring diagrams.
CLEAR the DTC. TEST the system for normal operation.

-> No
GO to Pinpoint Test G1043827t35.

G1043827t35 : CHECK THE ROOF REAR CENTER
TRANSDUCER CAN - CIRCUIT FOR SHORT TO
GROUND

1. Measure the resistance between SP30, pin 01 (BG) and GROUND.

•

Is the resistance less than 10,000 ohms?

-> Yes
REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR
the DTC. TEST the system for normal operation.

-> No
GO to Pinpoint Test G1043827t36.

G1043827t36 : CHECK THE ROOF REAR CENTER
TRANSDUCER CAN - CIRCUIT FOR SHORT TO
POWER

1. Measure the voltage between SP30, pin 01 (BG) and GROUND.

•

Is the voltage greater than 3 volts?

-> Yes
REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR
the DTC. TEST the system for normal operation.

-> No
GO to Pinpoint Test G1043827t37.

G1043827t37 : CHECK THE ROOF REAR CENTER
TRANSDUCER CAN + CIRCUIT FOR HIGH
RESISTANCE

1. Measure the resistance between SP30, pin 01 (BG) and RF16, pin 01 (BG).

•

Is the resistance greater than 5 ohms?

-> Yes
REPAIR the high resistance circuit. For additional information, refer to the wiring diagrams.
CLEAR the DTC. TEST the system for normal operation.

-> No
GO to Pinpoint Test G1043827t38.

G1043827t38 : CHECK THE ROOF REAR CENTER
TRANSDUCER CAN + CIRCUIT FOR SHORT TO
GROUND

1. Measure the resistance between SP30, pin 01 (BG) and GROUND.

•

Is the resistance less than 10,000 ohms?

-> Yes
REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR
the DTC. TEST the system for normal operation.

-> No
GO to Pinpoint Test G1043827t39.

G1043827t39 : CHECK THE ROOF REAR CENTER
TRANSDUCER CAN + CIRCUIT FOR SHORT TO
POWER

1. Measure the voltage between SP30, pin 01 (BG) and GROUND.

•

Is the voltage greater than 3 volts?

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