Nissan Qashqai J11. Manual - part 1873

 

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Nissan Qashqai J11. Manual - part 1873

 

 

LAN

TCM BRANCH LINE CIRCUIT

LAN-85

< DTC/CIRCUIT DIAGNOSIS >

[CAN]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

TCM BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000010272944

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 (unit side and con-
nector side).

-

TCM

-

IPDM E/R

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect the following harness connectors.

-

TCM

-

IPDM E/R

2.

Check the continuity between the TCM harness connector and the IPDM E/R harness connector.

-

Except for MR engine models

-

MR engine models

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the branch line between the TCM harness connector and IPDM E/R harness connector

(F89).

3.

CHECK HARNESS FOR OPEN CIRCUIT

Check the resistance between the IPDM E/R terminals.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace the IPDM E/R. Refer to 

PCS-68, "Removal and Installation"

.

4.

CHECK HARNESS FOR OPEN CIRCUIT

Check the resistance between the IPDM E/R harness connector terminals.

TCM harness connector

IPDM E/R harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

F1

33

F89

71

Existed

23

72

Existed

TCM harness connector

IPDM E/R harness connector

Continuity

Connector No.

Terminal No.

Connector No.

Terminal No.

F2

33

F89

71

Existed

23

72

Existed

IPDM E/R

Continuity

Terminal No.

71

39

Existed

72

40

Existed

LAN-86

< DTC/CIRCUIT DIAGNOSIS >

[CAN]

TCM BRANCH LINE CIRCUIT

Is the measurement value within the specification?

YES

>> GO TO 5.

NO

>> Repair the TCM branch line.

5.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the TCM. Refer to the following.
• RE0F10D: 

TM-372, "Diagnosis Procedure"

• RE0F10G: 

TM-609, "Diagnosis Procedure"

• RE0F11A: 

TM-866, "Diagnosis Procedure"

Is the inspection result normal?

YES (Present error)>>Replace the TCM. Refer to the following.

• RE0F10D: 

TM-397, "Removal and Installation"

• RE0F10G: 

TM-632, "Removal and Installation"

• RE0F11A: 

TM-891, "Removal and Installation"

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

>> Repair the power supply and the ground circuit.

IPDM E/R harness connector

Resistance (

)

Connector No.

Terminal No.

E38

39

40

Approx. 54 – 66

LAN

DLC BRANCH LINE CIRCUIT

LAN-87

< DTC/CIRCUIT DIAGNOSIS >

[CAN]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

DLC BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000010272947

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 data link connector for damage, bend and loose connection
(connector side and harness side).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS FOR OPEN CIRCUIT

Check the resistance between the data link connector terminals.

Is the measurement value within the specification?

YES (Present error)>>Check CAN system type decision again.
YES (Past error)>>Error was detected in the data link connector branch line circuit.
NO

>> Repair the data link connector branch line.

Data link connector

Resistance (

)

Connector No.

Terminal No.

M21

6

14

Approx. 54 – 66

LAN-88

< DTC/CIRCUIT DIAGNOSIS >

[CAN]

EHS/PKB BRANCH LINE CIRCUIT

EHS/PKB BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000010339742

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 electric park brake control unit 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 electric park brake control unit.

2.

Check the resistance between the electric park brake control unit harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the electric park brake control unit branch line.

3.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the electric park brake control unit. Refer to 

PB-133, "Diag-

nosis Procedure"

.

Is the inspection result normal?

YES (Present error)>>Replace the electric park brake control unit. Refer to 

PB-141, "Removal and Installa-

tion"

.

YES (Past error)>>Error was detected in the electric park brake control unit branch line.
NO

>> Repair the power supply and the ground circuit.

Electric park brake control unit harness connector

Resistance (

)

Connector No.

Terminal No.

M29

16

17

Approx. 54 – 66

 

 

 

 

 

 

 

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