Jaguar XJ (X350). Manual — part 1345

-> No

GO to Pinpoint Test G239843t30.

G239843t30 : CHECK THE SCP + FOR SHORT CIRCUIT TO IGNITION +

1. Turn the ignition switch to the ON position. 2. Measure the voltage across pins 02 (Y) and 09 (GO)

of the DLC.

•

Is the voltage greater than 3 volts?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. Test the system for

normal operation.

-> No

GO to Pinpoint Test G239843t31.

G239843t31 : CHECK THE SCP + FOR SHORT CIRCUIT TO GROUND

1. Measure the resistance between pins 02 (Y) and 05 (BK) of the DLC.

•

Is the resistance less than 90 ohms?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. Test the system for

normal operation.

-> No

GO to Pinpoint Test G239843t32.

G239843t32 : CHECK THE SCP - FOR SHORT CIRCUIT TO BATTERY

1. Measure the voltage across pins 10 (U) and 16 (NW) of the DLC.

•

Is the voltage greater than 3 volts?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. Test the system for

normal operation.

-> No

GO to Pinpoint Test G239843t33.

G239843t33 : CHECK THE SCP - FOR SHORT CIRCUIT TO IGNITION +

1. Turn the ignition switch to the ON position. 2. Measure the voltage across pins 10 (U) and 09 (GO)

of the DLC.

•

Is the voltage greater than 3 volts?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. Test the system for

normal operation.

-> No

GO to Pinpoint Test G239843t34.

G239843t34 : CHECK THE SCP - FOR SHORT CIRCUIT TO GROUND

1. Measure the resistance between pins 10 (U) and 05 (BK) of the DLC.

•

Is the resistance less than 10,000 ohms?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. Test the system for

normal operation.

-> No

GO to Pinpoint Test G239843t35.

G239843t35 : CHECK FOR SHORT CIRCUIT BETWEEN SCP + AND SCP -

1. Measure the resistance between pins 10 (U) and 02 (BK) of the DLC.

•

Is the resistance less than 10,000 ohms?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. Test the system for

normal operation.

-> No

Check for DTCs indicating a faulty module or circuit. Refer to the DTC index.

PINPOINT TEST G239843p4 : CHECK
THE ISO NETWORK CIRCUIT

G239843t36 : CHECK THE TCM ISO CIRCUIT FOR SHORT TO BATTERY +

1. Measure the voltage between pin 11 of the DLC (O) and GROUND.

www.

•

Is the voltage greater than 3 volts?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. Test the system for

normal operation.

-> No

GO to Pinpoint Test G239843t37.

G239843t37 : CHECK THE TCM ISO CIRCUIT FOR SHORT TO IGNITION +

1. Turn the ignition switch to the ON position. 2. Measure the voltage between pin 11 of the DLC (O)

and GROUND.

•

Is the voltage greater than 3 volts?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. Test the system for

normal operation.

-> No

GO to Pinpoint Test G239843t38.

G239843t38 : CHECK THE TCM ISO CIRCUIT FOR SHORT TO GROUND

1. Measure the resistance between pin 11 of the DLC (O) and GROUND.

•

Is the resistance less than 10,000 ohms?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. Test the system for

normal operation.

-> No

GO to Pinpoint Test G239843t39.

G239843t39 : CHECK THE TCM ISO CIRCUIT FOR HIGH RESISTANCE

1. Disconnect the battery negative terminal. 2. Disconnect the TCM electrical connector, GB02. 3.

Measure the resistance between GB02, pin 03 (O) and pin 11 of the DLC (O).

•

Is the resistance greater than 5 ohms?

-> Yes

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

system for normal operation.

-> No

GO to Pinpoint Test G239843t40.

G239843t40 : CHECK THE ISO CIRCUIT FOR SHORT TO BATTERY +

1. Reconnect the TCM electrical connector, GB02. 2. Reconnect the battery negative terminal. 3.

Measure the voltage between pin 07 of the DLC (W) and GROUND.

•

Is the voltage greater than 3 volts?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. Test the system for

normal operation.

-> No

GO to Pinpoint Test G239843t41.

G239843t41 : CHECK THE ISO CIRCUIT FOR SHORT TO IGNITION +

1. Turn the ignition switch to the ON position. 2. Measure the voltage between pin 07 of the DLC (W)

and GROUND.

•

Is the voltage greater than 3 volts?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. Test the system for

normal operation.

-> No

GO to Pinpoint Test G239843t42.

G239843t42 : CHECK THE ISO CIRCUIT FOR SHORT TO GROUND

1. Measure the resistance between pin 07 of the DLC (W) and GROUND.

•

Is the resistance less than 10,000 ohms?

-> Yes

REPAIR the short circuit. For additional information, refer to the wiring diagrams. Test the system for

normal operation.

-> No

GO to Pinpoint Test G239843t43.

www.