Infiniti Q45. Manual - part 661

 

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Infiniti Q45. Manual - part 661

 

 

TROUBLE DIAGNOSIS FOR SYSTEM

LAN-93

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

TROUBLE DIAGNOSIS FOR SYSTEM

PFP:00000

Inspection Between TCM and VDC/TCS/ABS Control Unit Circuit

NKS002IP

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check following terminals and connectors for damage, bend and loose connection (connector side and
harness side).

–

Harness connector F34

–

Harness connector E34

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect A/T assembly connector and harness connector F34.

2.

Check continuity between A/T assembly harness connector and
harness connector.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness.

3. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect VDC/TCS/ABS control unit connector.

2.

Check continuity between harness connector and VDC/TCS/
ABS control unit harness connector. 

OK or NG

OK

>> Connect all the connectors and diagnose again. Refer to

LAN-19, "TROUBLE DIAGNOSES WORK FLOW"

 .

NG

>> Repair harness.

A/T assembly connector

Harness connector

Continuity

Connector

Terminal

Connector

Terminal

F26

3 

F34

3 Yes

8

8

Yes

PKIA9853E

Harness connector

VDC/TCS/ABS control unit 

connector

Continuity

Connector

Terminal

Connector

Terminal

E34

3 

E218

61

Yes

8

63

Yes

PKIA9854E

LAN-94

[CAN]

TROUBLE DIAGNOSIS FOR SYSTEM

Inspection Between TCM and ICC Sensor Circuit

NKS002DW

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check following terminals and connectors for damage, bend and loose connection (connector side and
harness side).

–

Harness connector F34

–

Harness connector E34

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect A/T assembly connector and harness connector F34.

2.

Check continuity between A/T assembly harness connector and
harness connector.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness.

3. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect ICC sensor connector.

2.

Check continuity between harness connector and ICC sensor
harness connector.

OK or NG

OK

>> Connect all the connectors and diagnose again. Refer to

LAN-19, "TROUBLE DIAGNOSES WORK FLOW"

 .

NG

>> Repair harness.

A/T assembly connector

Harness connector

Continuity

Connector

Terminal

Connector

Terminal

F26

3

F34

3

Yes

8

8

Yes

PKIA9853E

Harness connector

ICC sensor  connector

Continuity

Connector

Terminal

Connector

Terminal

E34

3

E52

3

Yes

8

6

Yes

PKIA9874E

TROUBLE DIAGNOSIS FOR SYSTEM

LAN-95

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Inspection Between ICC Sensor and VDC/TCS/ABS Control Unit Circuit

NKS002DX

1. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Disconnect following connectors.

–

ECM connector

–

ICC sensor connector

–

VDC/TCS/ABS control unit connector

4.

Check continuity between ICC sensor harness connector and
VDC/TCS/ABS control unit harness connector.

OK or NG

OK

>> Connect all the connectors and diagnose again. Refer to

LAN-19, "TROUBLE DIAGNOSES WORK FLOW"

 .

NG

>> Repair harness.

Inspection Between VDC/TCS/ABS Control Unit and Pre-Crash Seat Belt Con-
trol Unit Circuit

NKS002IQ

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check following terminals and connectors for damage, bend and loose connection (connector side and
harness side).

–

Harness connector E224

–

Harness connector B204

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect VDC/TCS/ABS control unit connector and harness connector E224.

2.

Check continuity between VDC/TCS/ABS control unit harness
connector  and harness connector.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness.

ICC sensor connector

VDC/TCS/ABS control unit 

connector

Continuity

Connector

Terminal

Connector

Terminal

E52

3

E218

61 Yes

6

63

Yes

PKIA9875E

VDC/TCS/ABS control unit con-

nector

Harness connector

Continuity

Connector

Terminal

Connector

Terminal

E218

61 

E224

5

Yes

63

12

Yes

PKIA9855E

LAN-96

[CAN]

TROUBLE DIAGNOSIS FOR SYSTEM

3. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect pre-crash seat belt control unit connector.

2.

Check continuity between harness connector and pre-crash
seat belt control unit harness connector.

OK or NG

OK

>> Connect all the connectors and diagnose again. Refer to

LAN-19, "TROUBLE DIAGNOSES WORK FLOW"

 .

NG

>> Repair harness.

Inspection Between VDC/TCS/ABS Control Unit and ICC Unit Circuit

NKS002DY

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check following terminals and connectors for damage, bend and loose connection (connector side and
harness side).

–

Harness connector E224

–

Harness connector B204

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect VDC/TCS/ABS control unit connector and harness connector E224.

2.

Check continuity between VDC/TCS/ABS control unit harness
connector  and harness connector.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness.

Harness connector

Pre-crash seat belt control unit

connector

Continuity

Connector

Terminal

Connector

Terminal

B204

5 

B318

24

Yes

12

22

Yes

PKIA9856E

VDC/TCS/ABS control unit con-

nector

Harness connector

Continuity

Connector

Terminal

Connector

Terminal

E218

61 

E224

5

Yes

63

12

Yes

PKIA9855E

 

 

 

 

 

 

 

Content   ..  659  660  661  662   ..