Infiniti EX35. Manual - part 629

 

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Infiniti EX35. Manual - part 629

 

 

EC-258

< COMPONENT DIAGNOSIS >

[VQ35HR]

P0340, P0345 CMP SENSOR (PHASE)

Diagnosis Procedure

INFOID:0000000003133417

1.

CHECK STARTING SYSTEM

Turn ignition switch to START position.

Does the engine turn over? Does the starter motor operate?

YES

>> GO TO 2.

NO

>> Check starting system. (Refer to 

STR-2, "Work Flow"

.)

2.

CHECK GROUND CONNECTION

1.

Turn ignition switch OFF.

2.

Check ground connection M95. Refer to Ground Inspection in 

GI-41, "Circuit Inspection"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace ground connection.

3.

CHECK CAMSHAFT POSITION (CMP) SENSOR (PHASE) POWER SUPPLY CIRCUIT-I

1.

Disconnect camshaft position (CMP) sensor (PHASE) harness connector.

2.

Turn ignition switch ON.

3.

Check the voltage between CMP sensor (PHASE) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 9.

NO-1

>> P0340: Repair open circuit or short to ground or short to power in harness or connectors.

NO-2

>> P0345: GO TO 4.

4.

CHECK CAMSHAFT POSITION (CMP) SENSOR (PHASE) POWER SUPPLY CIRCUIT-II

1.

Turn ignition switch OFF.

2.

Disconnect ECM harness connector.

3.

Check the continuity between CMP sensor (PHASE) harness connector and ECM harness connector.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair open circuit.

5.

CHECK CAMSHAFT POSITION (CMP) SENSOR (PHASE) POWER SUPPLY CIRCUIT-III

Check harness for short to power and short to ground, between the following terminals.

DTC

CMP sensor (PHASE)

Ground

Voltage (V)

Bank

Connector

Terminal

P0340

1

F5

1

Ground

Approx. 5

P0345

2

F18

1

CMP sensor (PHASE)

ECM

Continuity

Bank

Connector

Terminal

Connector

Terminal

2

F18

1

F102

64

Existed

ECM

Sensor

Connector

Terminal

Name

Connector

Terminal

F101

46

CKP sensor (POS)

F2

1

F102

64

CMP sensor (PHASE) (bank 2)

F18

1

EVT control position sensor (bank 2)

F19

1

Battery current sensor

E21

1

P0340, P0345 CMP SENSOR (PHASE)

EC-259

< COMPONENT DIAGNOSIS >

[VQ35HR]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair short to ground or short to power in harness or connectors.

6.

CHECK COMPONENTS

Check the following.
• Crankshaft position sensor (POS) (Refer to 

EC-255, "Component Inspection"

.)

• Exhaust valve timing control position sensor (bank 2) (Refer to 

EC-348, "Component Inspection"

.)

• Battery current sensor (Refer to 

EC-379, "Component Inspection"

.)

• EVAP control system pressure sensor (Refer to 

EC-296, "Component Inspection"

.)

• Refrigerant pressure sensor (Refer to 

HAC-88, "Diagnosis Procedure"

.)

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Replace malfunctioning component.

7.

CHECK APP SENSOR

Refer to 

EC-423, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 15.

NO

>> GO TO 8.

8.

REPLACE ACCELERATOR PEDAL ASSEMBLY

1.

Replace accelerator pedal assembly.

2.

Go to 

EC-423, "Special Repair Requirement"

.

>> INSPECTION END

9.

CHECK CMP SENSOR (PHASE) GROUND CIRCUIT FOR OPEN AND SHORT

1.

Turn ignition switch OFF.

2.

Disconnect ECM harness connector.

3.

Check the continuity between CMP sensor (PHASE) harness connector and ECM harness connector.

4.

Also check harness for short to ground and short to power.

Is the inspection result normal?

YES

>> GO TO 11.

NO

>> GO TO 10.

10.

DETECT MALFUNCTIONING PART

Check the following.
• Harness connectors F107, F106
• Harness for open or short between CMP sensor (PHASE) and ECM

>> Repair open circuit or short to ground or short to power in harness or connectors.

11.

CHECK CMP SENSOR (PHASE) INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT

M107

103

APP sensor

E112

6

107

EVAP control system pressure sensor

B252

3

111

Refrigerant pressure sensor

E77

3

ECM

Sensor

Connector

Terminal

Name

Connector

Terminal

DTC

CMP sensor (PHASE)

ECM

Continuity

Bank

Connector

Terminal

Connector

Terminal

P0340

1

F5

2

F102

96

Existed

P0345

2

F18

2

92

EC-260

< COMPONENT DIAGNOSIS >

[VQ35HR]

P0340, P0345 CMP SENSOR (PHASE)

1.

Check the continuity between CMP sensor (PHASE) harness connector and ECM harness connector.

2.

Also check harness for short to ground and short to power.

Is the inspection result normal?

YES

>> GO TO 13.

NO

>> GO TO 12.

12.

DETECT MALFUNCTIONING PART

Check the following.
• Harness connectors F107, F106
• Harness for open or short between CMP sensor (PHASE) and ECM

>> Repair open circuit or short to ground or short to power in harness or connectors.

13.

CHECK CAMSHAFT POSITION SENSOR (PHASE)

Refer to 

EC-260, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 14.

NO

>> Replace malfunctioning camshaft position sensor (PHASE).

14.

CHECK CAMSHAFT (INT)

Check the following.
• Accumulation of debris to the signal plate of camshaft rear end
• Chipping signal plate of camshaft rear end
Is the inspection result normal?

YES

>> GO TO 15.

NO

>> Remove debris and clean the signal plate of camshaft

rear end or replace camshaft.

15.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-38, "Intermittent Incident"

.

>> INSPECTION END

Component Inspection

INFOID:0000000003133418

1.

CHECK CAMSHAFT POSITION SENSOR (PHASE)-I

1.

Turn ignition switch OFF.

2.

Loosen the fixing bolt of the sensor.

3.

Disconnect camshaft position sensor (PHASE) harness connector.

4.

Remove the sensor.

DTC

CMP sensor (PHASE)

ECM

Continuity

Bank

Connector

Terminal

Connector

Terminal

P0340

1

F5

3

F102

59

Existed

P0345

2

F18

3

63

JMBIA0058ZZ

P0340, P0345 CMP SENSOR (PHASE)

EC-261

< COMPONENT DIAGNOSIS >

[VQ35HR]

C

D

E

F

G

H

I

J

K

L

M

A

EC

N

P

O

5.

Visually check the sensor for chipping.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace malfunctioning camshaft position sensor

(PHASE).

2.

CHECK CAMSHAFT POSITION SENSOR (PHASE)-II

Check resistance camshaft position sensor (PHASE) terminals as follows.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace malfunctioning camshaft position sensor (PHASE).

JMBIA0065ZZ

Terminals (Polarity)

Resistance

1 (+) - 2 (-)

Except 0 or 

 

 [at 25

°

C (77

°

F)]

1 (+) - 3 (-)

2 (+) - 3 (-)

 

 

 

 

 

 

 

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