Nissan Quest E52. Manual - part 855

 

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Nissan Quest E52. Manual - part 855

 

 

LAN-134

< DTC/CIRCUIT DIAGNOSIS >

[CAN SYSTEM (TYPE 4)]

MAIN LINE BETWEEN DLC AND A-BAG CIRCUIT

MAIN LINE BETWEEN DLC AND A-BAG CIRCUIT

Diagnosis Procedure

INFOID:0000000009978962

1.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Turn the ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Disconnect the following harness connectors.

With automatic slide door

-

Harness connector M79

-

Harness connector B225

Without automatic slide door

-

Harness connector M11

-

Harness connector E105

4.

Check the continuity between the data link connector and the harness connector.

-

With automatic slide door

-

Without automatic slide door

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 data link connector and the air bag diag-

nosis sensor unit. 

NO

>> Repair the main line between the data link connector and the air bag diagnosis sensor unit.

Data link connector

Harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

M4

6

M79

9

Existed

14

10

Existed

Data link connector

Harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

M4

6

M11

41

Existed

14

40

Existed

LAN

MAIN LINE BETWEEN A-BAG AND ASD-R CIRCUIT

LAN-135

< DTC/CIRCUIT DIAGNOSIS >

[CAN SYSTEM (TYPE 4)]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

MAIN LINE BETWEEN A-BAG AND ASD-R CIRCUIT

Diagnosis Procedure

INFOID:0000000009978963

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 M79

-

Harness connector B225

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 M79 and B225.

2.

Check the continuity between the data link connector and the harness connector.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair the main line between the air bag diagnosis sensor unit and the harness connector M79.

3.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the connector of sliding door control unit RH.

2.

Check the continuity between the harness connector and the sliding door control unit RH harness connec-
tor.

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 air bag diagnosis sensor unit and the

sliding door control unit RH. 

NO

>> Repair the main line between the harness connector B225 and the sliding door control unit RH.

Data link connector

Harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

M4

6

M79

9

Existed

14

10

Existed

Harness connector

Sliding door control unit RH harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

B225

9

B247

10

Existed

10

9

Existed

LAN-136

< DTC/CIRCUIT DIAGNOSIS >

[CAN SYSTEM (TYPE 4)]

MAIN LINE BETWEEN ASD-R AND ASD-L CIRCUIT

MAIN LINE BETWEEN ASD-R AND ASD-L CIRCUIT

Diagnosis Procedure

INFOID:0000000009978964

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 B228

-

Harness connector B19

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.

-

Sliding door control unit RH

-

Harness connectors B228 and B19

2.

Check the continuity between the sliding door control unit RH harness connector and the harness connec-
tor.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair the main line between the sliding door control unit RH and the harness connector B228.

3.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the connector of sliding door control unit LH.

2.

Check the continuity between the harness connector and the sliding door control unit LH harness connec-
tor.

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 sliding door control unit RH and the slid-

ing door control unit LH. 

NO

>> Repair the main line between the harness connector B19 and sliding door control unit LH.

Sliding door control unit RH harness connector

Harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

B247

10

B228

2

Existed

9

1

Existed

Harness connector

Sliding door control unit LH harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

B19

2

B45

10

Existed

1

9

Existed

LAN

ECM BRANCH LINE CIRCUIT

LAN-137

< DTC/CIRCUIT DIAGNOSIS >

[CAN SYSTEM (TYPE 4)]

C

D

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G

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ECM BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000009978965

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-163, "Diagnosis Procedure"

.

Is the inspection result normal?

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

EC-460, "Removal and Installation"

.

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.

E16

114

113

Approx. 108 – 132

 

 

 

 

 

 

 

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