Infiniti FX35, FX50 (S51). Manual - part 1280

 

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Infiniti FX35, FX50 (S51). Manual - part 1280

 

 

LAN-62

< DTC/CIRCUIT DIAGNOSIS >

[CAN]

MAIN LINE BETWEEN ADP AND CGW CIRCUIT

MAIN LINE BETWEEN ADP AND CGW CIRCUIT

Diagnosis Procedure

INFOID:0000000005241898

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

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

-

Harness connector B1

-

Harness connector M7

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the harness connectors B1 and M7.

2.

Check the continuity between the harness connector terminals.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair the main line between the driver seat control unit and the harness connector B1.

3.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the connector of CAN gateway.

2.

Check the continuity between the harness connector M7 and the CAN gateway harness connector.

Is the inspection result normal?

YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the driver seat control unit and the CAN

gateway. 

NO

>> Repair the main line between the harness connector M7 and the CAN gateway.

Connector No.

Terminal No.

Continuity

B1

82

80

Existed

83

81

Existed

Harness connector

CAN gateway harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

M7

82

M125

1

Existed

83

7

Existed

LAN

MAIN LINE BETWEEN CGW AND ABS CIRCUIT

LAN-63

< DTC/CIRCUIT DIAGNOSIS >

[CAN]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

MAIN LINE BETWEEN CGW AND ABS CIRCUIT

Diagnosis Procedure

INFOID:0000000005241899

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

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

-

Harness connector M6

-

Harness connector E106

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the following harness connectors.

-

CAN gateway

-

Harness connectors M6 and E106

2.

Check the continuity between the CAN gateway harness connector and the harness connector.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair the main line between the CAN gateway and the harness connector M6.

3.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the connector of ABS actuator and electric unit (control unit).

2.

Check the continuity between the harness connector and the ABS actuator and electric unit (control unit)
harness connector.

Is the inspection result normal?

YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the CAN gateway and the ABS actuator and

electric unit (control unit). 

NO

>> Repair the main line between the harness connector E106 and the ABS actuator and electric unit

(control unit).

CAN gateway harness connector

Harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

M125

1

M6

47

Existed

7

48

Existed

Harness connector

ABS actuator and electric unit (control unit)

harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

E106

47

E41

35

Existed

48

14

Existed

LAN-64

< DTC/CIRCUIT DIAGNOSIS >

[CAN]

MAIN LINE BETWEEN M&A AND ABS CIRCUIT

MAIN LINE BETWEEN M&A AND ABS CIRCUIT

Diagnosis Procedure

INFOID:0000000005241900

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

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

-

Harness connector M6

-

Harness connector E106

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the following harness connectors.

-

Unified meter and A/C amp.

-

Harness connectors M6 and E106

2.

Check the continuity between the unified meter and A/C amp. harness connector and the harness con-
nector.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair the main line between the unified meter and A/C amp. and the harness connector M6.

3.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the connector of ABS actuator and electric unit (control unit).

2.

Check the continuity between the harness connector and the ABS actuator and electric unit (control unit)
harness connector.

Is the inspection result normal?

YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the unified meter and A/C amp. and the ABS

actuator and electric unit (control unit). 

NO

>> Repair the main line between the harness connector E106 and the ABS actuator and electric unit

(control unit).

Unified meter and A/C amp. harness connector

Harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

M67

56

M6

47

Existed

72

48

Existed

Harness connector

ABS actuator and electric unit (control unit)

harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

E106

47

E41

35

Existed

48

14

Existed

LAN

MAIN LINE BETWEEN ADP AND ABS CIRCUIT

LAN-65

< DTC/CIRCUIT DIAGNOSIS >

[CAN]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

MAIN LINE BETWEEN ADP AND ABS CIRCUIT

Diagnosis Procedure

INFOID:0000000005241901

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

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

-

Harness connector B1

-

Harness connector M7

-

Harness connector M6

-

Harness connector E106

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the harness connectors B1 and M7.

2.

Check the continuity between the harness connector terminals.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair the main line between the driver seat control unit and the harness connector B1.

3.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the harness connectors M6 and E106.

2.

Check the continuity between the harness connectors.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair the main line between the harness connectors M7 and M6.

4.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the connector of ABS actuator and electric unit (control unit).

2.

Check the continuity between the harness connector and the ABS actuator and electric unit (control unit)
harness connector.

Is the inspection result normal?

YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the main line between the driver seat control unit and the ABS actu-

ator and electric unit (control unit). 

Connector No.

Terminal No.

Continuity

B1

82

80

Existed

83

81

Existed

Harness connector

Harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

M7

82

M6

47

Existed

83

48

Existed

Harness connector

ABS actuator and electric unit (control unit)

harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

E106

47

E41

35

Existed

48

14

Existed

 

 

 

 

 

 

 

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