Jaguar XJ (X350). Manual — part 869

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 G531330t56.

G531330t56 : CHECK KS GROUND CIRCUIT FOR HIGH RESISTANCE

1. Measure the resistance between:

KS connector PI60, harness side ECM connector PI300, harness side

Pin 02

Pin 19

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 KS.

Knock Sensor (KS) RH (18.30.93) CLEAR the DTC and test the system for normal operation.

PINPOINT TEST G531330p16 : LEFT-
HAND KNOCK SENSOR (KS) CIRCUIT

G531330t59 : CHECK KS SENSING CIRCUIT FOR SHORT CIRCUIT TO GROUND

1. Disconnect the KS electrical connector, PI61. 2. Measure the resistance between:

KS connector PI61, 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 G531330t58.

G531330t58 : CHECK KS SENSING CIRCUIT FOR SHORT CIRCUIT TO POWER

1. Measure the resistance between:

KS connector PI61, 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 G531330t57.

G531330t57 : CHECK KS SENSING CIRCUIT FOR HIGH RESISTANCE

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

KS connector PI61, harness side ECM connector PI300, harness side

Pin 01

Pin 43

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 G531330t60.

www.

G531330t60 : CHECK KS GROUND CIRCUIT FOR HIGH RESISTANCE

1. Measure the resistance between:

KS connector PI61, harness side ECM connector PI300, harness side

Pin 02

Pin 20

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 KS.

Knock Sensor (KS) LH (18.30.92) CLEAR the DTC and test the system for normal operation.

PINPOINT TEST G531330p17 :
CRANKSHAFT POSITION (CKP)
SENSOR CIRCUIT

G531330t61 : CHECK THE CKP SENSOR FOR CORRECT INSTALLATION

1. Check the CKP sensor for correct installation.

Is the CKP sensor correctly installed?

-> Yes

GO to Pinpoint Test G531330t62.

-> No

INSTALL the CKP sensor correctly.

Crankshaft Position (CKP) Sensor (18.30.12) Reconnect the sensor. CLEAR the DTCs and test the

system for normal operation.

G531330t62 : CHECK THE CKP SENSOR FOR DEBRIS

1. Remove the CKP sensor and inspect for debris.

Is the CKP sensor free of debris?

-> Yes

GO to Pinpoint Test G531330t65.

-> No

CLEAN the sensor and wheel. INSTALL the sensor.

Crankshaft Position (CKP) Sensor (18.30.12) Reconnect the sensor. CLEAR the DTCs and test the

system for normal operation.

G531330t65 : CHECK THE CKP SENSOR SENSING CIRCUIT FOR SHORT
CIRCUIT TO GROUND

1. Disconnect the CKP sensor electrical connector, PI21. 2. Measure the resistance between:

CKP sensor connector PI21, 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 G531330t64.

G531330t64 : CHECK THE CKP SENSOR SENSING CIRCUIT FOR SHORT
CIRCUIT TO POWER

1. Measure the resistance between:

CKP sensor connector PI21, 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 G531330t63.

www.