Nissan Qashqai (2007-2010). Manual — part 1823

LAN

TCM BRANCH LINE CIRCUIT

LAN-1317

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 90)]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

TCM BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000001058895

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

-

Harness connector F121

-

Harness connector E7

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 TCM.

2.

Check the resistance between the TCM harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the TCM branch line.

3.

CHECK POWER SUPPLY AND GROUND CIRCUIT

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

TM-265, "Diagnosis Procedure"

.

Is the inspection result normal?

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

TM-325, "Exploded View"

.

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

>> Repair the power supply and the ground circuit.

TCM harness connector

Resistance (

)

Connector No.

Terminal No.

F25

32

31

Approx. 54 – 66

LAN-1318

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 90)]

4WD BRANCH LINE CIRCUIT

4WD BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000001058896

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 4WD control unit connector for damage, bend and loose con-
nection (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 4WD control unit.

2.

Check the resistance between the 4WD control unit harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the 4WD control unit branch line.

3.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the 4WD control unit. Refer to

DLN-26, "Diagnosis Proce-

dure"

.

Is the inspection result normal?

YES (Present error)>>•Replace the 4WD control unit. Refer to the following.

- RHD models:

DLN-56, "RHD : Exploded View"

- LHD models:

DLN-56, "LHD : Exploded View"

YES (Past error)>>Error was detected in the 4WD control unit branch line.
NG

>> Repair the power supply and the ground circuit.

4WD control unit harness connector

Resistance (

)

Connector No.

Terminal No.

M69

8

16

Approx. 54 – 66

LAN

BCM BRANCH LINE CIRCUIT

LAN-1319

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 90)]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

BCM BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000001058897

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 BCM 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 BCM.

2.

Check the resistance between the BCM harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the BCM branch line.

3.

CHECK POWER SUPPLY AND GROUND CIRCUIT

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

BCS-34, "Diagnosis Procedure"

.

Is the inspection result normal?

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

BCS-64, "Exploded View"

.

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

>> Repair the power supply and the ground circuit.

BCM harness connector

Resistance (

)

Connector No.

Terminal No.

M65

19

20

Approx. 54 – 66

LAN-1320

< COMPONENT DIAGNOSIS >

[CAN SYSTEM (TYPE 90)]

M&A BRANCH LINE CIRCUIT

M&A BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000001058898

INSPECTION PROCEDURE

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 combination meter 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 combination meter.

2.

Check the resistance between the combination meter harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 3.

NO

>> Repair the combination meter branch line.

3.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the combination meter. Refer to

MWI-28, "COMBINATION

METER : Diagnosis Procedure"

.

Is the inspection result normal?

YES (Present error)>>Replace the combination meter. Refer to

MWI-72, "Exploded View"

.

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

>> Repair the power supply and the ground circuit.

Combination meter harness connector

Resistance (

)

Connector No.

Terminal No.

M34

21

22

Approx. 54 – 66

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Текст

Политика конфиденциальности