Jaguar X-Type Sedan and Estate (Wagon). Manual - part 96

1
2

1
2
3
4

1
2

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.

GO to A4

A4: CHECK THE RIGHT-HAND FRONT WSS POWER CIRCUIT FOR HIGH RESISTANCE

Disconnect the wheel speed sensor.
Measure the resistance between RF01, pin 01 (R) and JB45/JB185, pin 15 (NR).

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.

GO to A5

A5: CHECK THE RIGHT-HAND FRONT WSS POWER CIRCUIT FOR SHORT CIRCUIT TO BATTERY

Measure the voltage between RF01, pin 01 (R) 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.

GO to A6

A6: CHECK THE RIGHT-HAND FRONT WSS POWER CIRCUIT FOR SHORT CIRCUIT TO GROUND

Measure the resistance between RF01, pin 01 (R) 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.

INSTALL a new WSS,
REFER to:

Front Wheel Speed Sensor

(206-09 Anti-Lock Control - Stability Assist, Removal and Installation).

CLEAR the DTC, test the system for normal operation. If the DTC is repeated, please check part is not on any form
of prior authorisation before replacement.

PINPOINT TEST B : DTC C1155, C1233; LEFT-HAND FRONT WHEEL SPEED SENSOR (WSS) CIRCUIT FAILURE

CAUTION: To protect against over-voltage and static discharge, the contacts of the wheel speed sensor must not be touched by hand.

• NOTE: W here the Jaguar approved diagnostic system is available, use datalogger to monitor the wheel speed sensor values when driving
in the straight-ahead position (all sensors should have the same value).

TEST

CONDITIONS

DETAILS/RESULTS/ACTIONS

B1: CHECK THE LEFT-HAND FRONT WSS SENSOR CIRCUIT FOR HIGH RESISTANCE

Make sure the ignition switch is in the OFF position.
Disconnect the ABS/DSC module electrical connector, JB45/JB185.
Disconnect the wheel speed sensor electrical connector, LF01.
Measure the resistance between LF01, pin 02 (W) and JB45/JB185, pin 12 (W ).

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.

GO to B2

B2: CHECK THE LEFT-HAND FRONT WSS SENSOR CIRCUIT FOR SHORT CIRCUIT TO BATTERY

Measure the voltage between LF01, pin 02 (W) 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.

GO to B3

B3: CHECK THE LEFT-HAND FRONT WSS SENSOR CIRCUIT FOR SHORT CIRCUIT TO GROUND

Measure the resistance between LF01, pin 02 (W) 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.

GO to B4

B4: CHECK THE LEFT-HAND FRONT WSS POWER CIRCUIT FOR HIGH RESISTANCE

Disconnect the wheel speed sensor.
Measure the resistance between LF01, pin 01 (N) and JB45/JB185, pin 28 (N).

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.

GO to B5

B5: CHECK THE LEFT-HAND FRONT WSS POWER CIRCUIT FOR SHORT CIRCUIT TO BATTERY

Measure the voltage between LF01, pin 01 (N) 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.

GO to B6

B6: CHECK THE LEFT-HAND FRONT WSS POWER CIRCUIT FOR SHORT CIRCUIT TO GROUND

1
2
3
4

1
2

1
2
3
4

Measure the resistance between LF01, pin 01 (N) 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.

INSTALL a new WSS,
REFER to:

Front Wheel Speed Sensor

(206-09 Anti-Lock Control - Stability Assist, Removal and Installation).

CLEAR the DTC, test the system for normal operation. If the DTC is repeated, please check part is not on any form
of prior authorisation before replacement.

PINPOINT TEST C : DTC C1165, C1235; RIGHT-HAND REAR WHEEL SPEED SENSOR (WSS) CIRCUIT FAILURE

CAUTION: To protect against over-voltage and static discharge, the contacts of the wheel speed sensor must not be touched by hand.

TEST

CONDITIONS

DETAILS/RESULTS/ACTIONS

C1: CHECK THE RIGHT-HAND REAR WSS SENSOR CIRCUIT FOR HIGH RESISTANCE

Make sure the ignition switch is in the OFF position.
Disconnect the ABS/DSC module electrical connector, JB45/JB185.
Disconnect the wheel speed sensor electrical connector, CA60.
Measure the resistance between CA60, pin 02 (WG) and JB45/JB185, pin 31 (W 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.

GO to C2

C2: CHECK THE RIGHT-HAND REAR WSS SENSOR CIRCUIT FOR SHORT CIRCUIT TO BATTERY

Measure the voltage between CA60, pin 02 (WG) 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.

GO to C3

C3: CHECK THE RIGHT-HAND REAR WSS SENSOR CIRCUIT FOR SHORT CIRCUIT TO GROUND

Measure the resistance between CA60, pin 02 (WG) 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.

GO to C4

C4: CHECK THE RIGHT-HAND REAR WSS POWER CIRCUIT FOR HIGH RESISTANCE

Disconnect the wheel speed sensor.
Measure the resistance between CA60, pin 01 (NG) and JB45/JB185, pin 30 (NG).

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.

GO to C5

C5: CHECK THE RIGHT-HAND REAR WSS POWER CIRCUIT FOR SHORT CIRCUIT TO BATTERY

Measure the voltage between CA60, pin 01 (NG) 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.

GO to C6

C6: CHECK THE RIGHT-HAND REAR WSS POWER CIRCUIT FOR SHORT CIRCUIT TO GROUND

Measure the resistance between CA60, pin 01 (NG) 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.

INSTALL a new WSS,
REFER to:

Rear W heel Speed Sensor

(206-09 Anti-Lock Control - Stability Assist, Removal and Installation).

CLEAR the DTC, test the system for normal operation. If the DTC is repeated, please check part is not on any form
of prior authorisation before replacement.

PINPOINT TEST D : DTC C1175, C1236; LEFT-HAND REAR WHEEL SPEED SENSOR (WSS) CIRCUIT FAILURE

CAUTION: To protect against over-voltage and static discharge, the contacts of the wheel speed sensor must not be touched by hand.

TEST

CONDITIONS

DETAILS/RESULTS/ACTIONS

D1: CHECK THE LEFT-HAND REAR WSS SENSOR CIRCUIT FOR HIGH RESISTANCE

Make sure the ignition switch is in the OFF position.
Disconnect the ABS/DSC module electrical connector, JB45/JB185.
Disconnect the wheel speed sensor electrical connector, CA55.
Measure the resistance between CA55, pin 02 (WU) and JB45/JB185, pin 14 (W U).

1
2

1
2
3
4

1
2
3

1
2

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.

GO to D2

D2: CHECK THE LEFT-HAND REAR WSS SENSOR CIRCUIT FOR SHORT CIRCUIT TO BATTERY

Measure the voltage between CA55, pin 02 (WU) 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.

GO to D3

D3: CHECK THE LEFT-HAND REAR WSS SENSOR CIRCUIT FOR SHORT CIRCUIT TO GROUND

Measure the resistance between CA55, pin 02 (WU) 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.

GO to D4

D4: CHECK THE LEFT-HAND REAR WSS POWER CIRCUIT FOR HIGH RESISTANCE

Disconnect the wheel speed sensor.
Measure the resistance between CA55, pin 01 (GB) and JB45/JB185, pin 13 (GB).

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.

GO to D5

D5: CHECK THE LEFT-HAND REAR WSS POWER CIRCUIT FOR SHORT CIRCUIT TO BATTERY

Measure the voltage between CA55, pin 01 (GB) 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.

GO to D6

D6: CHECK THE LEFT-HAND REAR WSS POWER CIRCUIT FOR SHORT CIRCUIT TO GROUND

Measure the resistance between CA55, pin 01 (GB) 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.

INSTALL a new WSS,
REFER to:

Rear W heel Speed Sensor

(206-09 Anti-Lock Control - Stability Assist, Removal and Installation).

CLEAR the DTC, test the system for normal operation. If the DTC is repeated, please check part is not on any form
of prior authorisation before replacement.

PINPOINT TEST E : C1278; STEERING ANGLE SENSOR PLAUSIBILITY ERROR

• NOTE: Calibrate the steering angle sensor, using the Jaguar approved diagnostic system where available. Calibration should be carried
out at each removal of the subframe, steering rack, etc.
• NOTE: W here the Jaguar approved diagnostic system is available, use datalogger to monitor the steering angle sensor values when
driving in the straight-ahead position.

TEST

CONDITIONS

DETAILS/RESULTS/ACTIONS

E1: CHECK THE POWER SUPPLY TO THE STEERING ANGLE SENSOR

Turn the ignition switch to the OFF position.
Disconnect the steering angle sensor electrical connector, IP19.
Turn the ignition switch to the ON position.
Measure the voltage between IP19, pin 02 (GW) and GROUND.

Is the voltage less than 5 volts?
Yes

GO to E2

GO to E3

E2: CHECK THE STEERING ANGLE SENSOR POWER SUPPLY CIRCUIT FOR HIGH RESISTANCE

Turn the ignition switch to the OFF position.
Disconnect the DSC module electrical connector, JB185.
Measure the resistance between IP19, pin 02 (GW) and JB185, pin 39 (GW ).

Is the resistance greater than 5 ohms?
Yes

REPAIR the high resistance circuit. This circuit includes harness splice, IPS6. For additional information, refer to the
wiring diagrams. CLEAR the DTC, test the system for normal operation.

REPAIR the circuit between the steering angle sensor and battery. This circuit includes the primary distribution box
(fuse 96), the ignition switch and the DSC control module. For additional information, refer to the wiring diagrams.
Please check part is not on any form of prior authorisation before replacement.

E3: CHECK THE GROUND TO THE STEERING ANGLE SENSOR

Turn the ignition switch to the OFF position.
Measure the resistance between IP19, pin 01 (B) and GROUND.

1
2

1
2
3
4

1
2
3

1
2

1
2
3
4

1
2

Is the resistance greater than 5 ohms?
Yes

GO to E4

For CAN circuit tests,
REFER to:

Communications Network - VIN Range: E96603->J28492

(418-00 Module Communications Network,

Diagnosis and Testing).

E4: CHECK THE STEERING ANGLE SENSOR GROUND CIRCUIT FOR HIGH RESISTANCE

Disconnect the DSC control module electrical connector, JB185.
Measure the resistance between IP19, pin 01 (B) and JB185, pin 21 (B).

Is the resistance greater than 5 ohms?
Yes

REPAIR the high resistance circuit. This circuit includes harness splice, IPS7. For additional information, refer to the
wiring diagrams, test the system for normal operation.

For CAN circuit tests,
REFER to:

Communications Network - VIN Range: E96603->J28492

(418-00 Module Communications Network,

Diagnosis and Testing).

PINPOINT TEST F : C1279; YAW RATE SENSOR CIRCUIT FAULT

TEST

CONDITIONS

DETAILS/RESULTS/ACTIONS

F1: CHECK THE POWER SUPPLY TO THE YAW RATE SENSOR

Turn the ignition switch to the OFF position.
Disconnect the yaw rate sensor electrical connector, IP20.
Turn the ignition switch to the ON position.
Measure the voltage between IP20, pin 04 (GW ) and GROUND.

Is the voltage less than 5 volts?
Yes

GO to F2

GO to F3

F2: CHECK THE YAW RATE SENSOR POWER SUPPLY CIRCUIT FOR HIGH RESISTANCE

Turn the ignition switch to the OFF position.
Disconnect the DSC control module electrical connector, JB185.
Measure the resistance between IP20, pin 04 (GW ) and JB185, pin 39 (GW ).

Is the resistance greater than 5 ohms?
Yes

REPAIR the high resistance circuit. This circuit includes harness splice, IPS6. For additional information, refer to the
wiring diagrams. CLEAR the DTC, test the system for normal operation.

REPAIR the circuit between the yaw rate sensor and battery. This circuit includes the primary distribution box (fuse
96), the ignition switch and the DSC control module. For additional information, refer to the wiring diagrams. Please
check part is not on any form of prior authorisation before replacement.

F3: CHECK THE GROUND TO THE YAW RATE SENSOR

Measure the resistance between IP20, pin 01 (B) and GROUND.

Is the resistance greater than 5 ohms?
Yes

GO to F4

For CAN circuit tests,
REFER to:

Communications Network - VIN Range: E96603->J28492

(418-00 Module Communications Network,

Diagnosis and Testing).

F4: CHECK THE YAW RATE SENSOR GROUND CIRCUIT FOR HIGH RESISTANCE

Disconnect the DSC control module electrical connector, JB185.
Measure the resistance between IP20, pin 01 (B) and JB185, pin 21 (B).

Is the resistance greater than 5 ohms?
Yes

REPAIR the high resistance circuit. This circuit includes harness splice, IPS7. For additional information, refer to the
wiring diagrams, test the system for normal operation.

For CAN circuit tests,
REFER to:

Communications Network - VIN Range: E96603->J28492

(418-00 Module Communications Network,

Diagnosis and Testing).
Please check part is not on any form of prior authorisation before replacement.

PINPOINT TEST G : C1288; BRAKE PRESSURE SENSOR CIRCUIT FAULT

CAUTION: To protect against over-voltage and static discharge, the contacts of the brake pressure sensor must not be touched by

hand.
• NOTE: The maximum permitted voltage at the sensor contacts is 5.25 volts.

TEST

CONDITIONS

DETAILS/RESULTS/ACTIONS

G1: CHECK THE POWER SUPPLY TO THE BRAKE PRESSURE SENSOR

Turn the ignition switch to the OFF position.
Disconnect the brake pressure sensor electrical connector, JB89.
Turn the ignition switch to the ON position.
Measure the voltage between JB89, pin 03 (GB) and GROUND.

Is the voltage less than 4.5 volts?
Yes

GO to G2

GO to G3

G2: CHECK THE BRAKE PRESSURE SENSOR POWER SUPPLY CIRCUIT FOR HIGH RESISTANCE

Turn the ignition switch to the OFF position.
Disconnect the DSC module electrical connector, JB185.

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