Jaguar XJ (X350). Service manual — part 246

-> No

INSTALL a new pressure sensor. CLEAR the DTC. TEST the system for normal operation. If the DTC is

repeated, contact dealer technical support for advice on possible ABS/DSC module failure.

PINPOINT TEST G307559p9 : C2736,
B2736, B2739; PEDAL TRAVEL SENSOR
CIRCUIT FAILURE

G307559t53 : CHECK THE PEDAL TRAVEL SENSOR SUPPLY VOLTAGE

1. Disconnect the brake pedal travel sensor electrical connector EC10. 2. Turn the ignition switch to

the ON position. 3. Measure the voltage between EC10, pin 01 (G) and GROUND.

•

Is the voltage less than 10 volts?

-> Yes

GO to Pinpoint Test

G307559t54

.

-> No

GO to Pinpoint Test

G307559t56

.

G307559t54 : CHECK THE PEDAL TRAVEL SENSOR SUPPLY CIRCUIT FOR
HIGH RESISTANCE

1. Turn the ignition switch to the OFF position. 2. Disconnect the ABS/DSC module electrical

connector EC30. 3. Measure the resistance between EC10, pin 01 (G) and EC30, pin 26 (G).

•

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

G307559t55

.

G307559t55 : CHECK THE PEDAL TRAVEL SENSOR SUPPLY CIRCUIT FOR
SHORT TO GROUND

1. Measure the resistance between EC10, pin 01 (G) 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

Contact dealer technical support for advice on possible ABS/DSC module failure.

G307559t56 : CHECK THE PEDAL TRAVEL SENSOR GROUND CIRCUIT FOR
HIGH RESISTANCE

1. Measure the resistance between EC10, pin 02 (B) and EC30, pin 24 (B).

•

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

G307559t57

.

G307559t57 : CHECK THE PEDAL TRAVEL SENSOR GROUND SUPPLY
CIRCUIT

1. Turn the ignition switch to the OFF position. 2. Reconnect the ABS/DSC module electrical

connector EC30. 3. Turn the ignition switch to the ON position. 4. Measure the resistance between

EC10, pin 02 (B) and GROUND.

•

Is the resistance greater than 5 ohms?

-> Yes

Contact dealer technical support for advice on possible ABS/DSC module failure.

-> No

GO to Pinpoint Test

G307559t58

.

G307559t58 : CHECK THE PEDAL TRAVEL SENSOR GROUND CIRCUIT FOR
SHORT TO B+

1. Measure the voltage between EC10, pin 02 (B) 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.

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-> No

GO to Pinpoint Test

G307559t59

.

G307559t59 : CHECK THE PEDAL TRAVEL SENSOR SIGNAL CIRCUIT FOR
HIGH RESISTANCE

1. Turn the ignition switch to the OFF position. 2. Disconnect the ABS/DSC module electrical

connector EC30. 3. Measure the resistance between EC10, pin 03 (U) and EC30, pin 40 (U).

•

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

G307559t60

.

G307559t60 : CHECK THE PEDAL TRAVEL SENSOR SIGNAL CIRCUIT FOR
SHORT TO GROUND

1. Measure the resistance between EC10, pin 03 (U) 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

G307559t61

.

G307559t61 : CHECK THE PEDAL TRAVEL SENSOR SIGNAL SIGNAL CIRCUIT
FOR SHORT TO B+

1. Measure the voltage between EC10, pin 03 (U) 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

Contact dealer technical support for advice on possible active booster failure.

<<206-07>>

CLEAR the

DTC. TEST the system for normal operation. If the DTC is repeated, contact dealer technical support

for advice on possible ABS/DSC module failure.

PINPOINT TEST G307559p12 : C1446;
BRAKE LIGHT SWITCH CIRCUIT
FAILURE

G307559t62 : CHECK THE BRAKE LIGHT SWITCH OUTPUT VOLTAGE

1. Turn the ignition switch to the OFF position. 2. Disconnect the rear electronic module (REM)

electrical connector CR13. 3. Turn the ignition switch to the ON position. 4. Depress the brake pedal.

5. Measure the voltage between CR13, pin 13 (GO) and GROUND.

•

Is the voltage less than 10 volts?

-> Yes

GO to Pinpoint Test

G307559t63

.

-> No

INSTALL a new rear electronic module (REM). CLEAR the DTC. TEST the system for normal operation.

G307559t63 : CHECK THE BRAKE LIGHT SWITCH SUPPLY VOLTAGE

1. Disconnect the brake light switch electrical connector CR78. 2. Measure the voltage between

CR78, pin 01 (NG) and GROUND.

•

Is the voltage less than 10 volts?

-> Yes

REPAIR the circuit between the battery and the brake light switch electrical connector CR78, pin 01

(NG). This circuit includes the primary junction box ( fuse 44). For additional information, refer to the

wiring diagrams. CLEAR the DTC. TEST the system for normal operation.

-> No

GO to Pinpoint Test

G307559t64

.

G307559t64 : CHECK THE CONTINUITY OF THE BRAKE LIGHT SWITCH
OUTPUT CIRCUIT

1. Measure the resistance between CR78, pin 02 (GO), and CR13, pin 13 (GO).

•

Is the resistance greater than 5 ohms?

-> Yes

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

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