Infiniti EX35. Manual - part 1029

 

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Infiniti EX35. Manual - part 1029

 

 

LAN

MAIN LINE BETWEEN ADP AND ABS CIRCUIT

LAN-175

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 7)]

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:0000000003515708

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

36

34

Existed

37

35

Existed

Harness connector

Harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

M7

36

M6

82

Existed

37

81

Existed

Harness connector

ABS actuator and electric unit (control unit)

harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

E106

82

E41

35

Existed

81

14

Existed

LAN-176

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 7)]

MAIN LINE BETWEEN ADP AND ABS CIRCUIT

NO

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

(control unit).

LAN

ECM BRANCH LINE CIRCUIT

LAN-177

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 7)]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

ECM BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000003515710

1.

CHECK CONNECTOR

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check the terminals and connectors of the ECM for damage, bend and loose connection (unit side and
connector side).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect the connector of ECM.

2.

Check the resistance between the ECM harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the ECM branch line.

3.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the ECM. Refer to 

EC-133, "Diagnosis Procedure"

.

Is the inspection result normal?

YES (Present error)>>Replace the ECM. Refer to 

EC-15, "ADDITIONAL SERVICE WHEN REPLACING

CONTROL UNIT : Special Repair Requirement"

.

YES (Past error)>>Error was detected in the ECM branch line.
NO

>> Repair the power supply and the ground circuit.

ECM harness connector

Resistance (

)

Connector No.

Terminal No.

M107

114

113

Approx. 108 – 132

LAN-178

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 7)]

A-BAG BRANCH LINE CIRCUIT

A-BAG BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000003515712

1.

CHECK AIR BAG DIAGNOSIS SENSOR UNIT

Check the air bag diagnosis sensor unit. Refer to 

SRC-5, "Work Flow"

.

Is the inspection result normal?

YES

>> Replace the main harness.

NO

>> Replace parts whose air bag system has a malfunction.

 

 

 

 

 

 

 

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