Nissan Qashqai J11. Manual - part 1877

LAN

HVAC BRANCH LINE CIRCUIT

LAN-101

< DTC/CIRCUIT DIAGNOSIS >

[CAN]

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2.

Disconnect the connector of A/C auto amp.

3.

Check the resistance between the A/C auto amp. harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 6.

NO

>> Repair the A/C auto amp. branch line.

6.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the A/C auto amp. Refer to 

HAC-108, "A/C AUTO AMP. :

Diagnosis Procedure"

.

Is the inspection result normal?

YES (Present error)>>Replace the A/C auto amp. Refer to 

HAC-129, "Removal and Installation"

.

YES (Past error)>>Error was detected in the A/C auto amp. branch line.
NO

>> Repair the power supply and the ground circuit.

A/C auto amp. harness connector

Resistance (

Ω

)

Connector No.

Terminal No.

M140

51

71

Approx. 54 – 66

LAN-102

< DTC/CIRCUIT DIAGNOSIS >

[CAN]

LANE BRANCH LINE CIRCUIT

LANE BRANCH LINE CIRCUIT

Diagnosis Procedure

INFOID:0000000010339751

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).

-

Front camera unit

-

BCM

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the connector of BCM.

2.

Check the continuity between the BCM harness connector terminals.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Check the harness and repair the root cause (CAN communication circuit 2 side).

3.

CHECK HARNESS FOR OPEN CIRCUIT

1.

Connect the connector of BCM.

2.

Disconnect the connector of front camera unit.

3.

Check the resistance between the front camera unit harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 4.

NO

>> Repair the front camera unit branch line.

4.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the front camera unit. Refer to 

DAS-201, "FRONT CAMERA

UNIT : Diagnosis Procedure"

.

Is the inspection result normal?

YES (Present error)>>Replace the front camera unit. Refer to 

DAS-213, "Removal and Installation"

.

YES (Past error)>>Error was detected in the front camera unit branch line.
NO

>> Repair the power supply and the ground circuit.

BCM harness connector

Continuity

Connector No.

Terminal No.

M70

46

48

Existed

45

49

Existed

Front camera unit harness connector

Resistance (

Ω

)

Connector No.

Terminal No.

R1

2

3

Approx. 54 – 66

LAN

LASER BRANCH LINE CIRCUIT (CAN COMMUNICATION CIRCUIT 2)

LAN-103

< DTC/CIRCUIT DIAGNOSIS >

[CAN]

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LASER BRANCH LINE CIRCUIT (CAN COMMUNICATION CIRCUIT 2)

Diagnosis Procedure

INFOID:0000000010339748

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).

-

Distance sensor

-

Harness connector E16

-

Harness connector M32

-

BCM

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the connector of BCM.

2.

Check the continuity between the BCM harness connector terminals.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Check the harness and repair the root cause (CAN communication circuit 2 side).

3.

CHECK HARNESS FOR OPEN CIRCUIT

1.

Connect the connector of BCM.

2.

Disconnect the connector of distance sensor.

3.

Check the resistance between the distance sensor harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 4.

NO

>> Repair the distance sensor branch line.

4.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the distance sensor. Refer to 

DAS-200, "DISTANCE SEN-

SOR : Diagnosis Procedure"

.

Is the inspection result normal?

YES (Present error)>>Replace the distance sensor. Refer to 

DAS-215, "Removal and Installation"

.

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

>> Repair the power supply and the ground circuit.

BCM harness connector

Continuity

Connector No.

Terminal No.

M70

46

48

Existed

45

49

Existed

Distance sensor harness connector

Resistance (

Ω

)

Connector No.

Terminal No.

E15

2

3

Approx. 54 – 66

LAN-104

< DTC/CIRCUIT DIAGNOSIS >

[CAN]

LASER BRANCH LINE CIRCUIT (CHASSIS COMMUNICATION CIRCUIT)

LASER BRANCH LINE CIRCUIT (CHASSIS COMMUNICATION CIRCUIT)

Diagnosis Procedure

INFOID:0000000010376824

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).

-

Distance sensor

-

Harness connector E16

-

Harness connector M32

-

Chassis control module

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair the terminal and connector.

2.

CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

1.

Disconnect the connector of chassis control module.

2.

Check the continuity between the chassis control module harness connector terminals.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Check the harness and repair the root cause (chassis communication circuit side).

3.

CHECK HARNESS FOR OPEN CIRCUIT

1.

Connect the connector of chassis control module.

2.

Disconnect the connector of distance sensor.

3.

Check the resistance between the distance sensor harness connector terminals.

Is the measurement value within the specification?

YES

>> GO TO 4.

NO

>> Repair the distance sensor branch line.

4.

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the distance sensor. Refer to 

DAS-200, "DISTANCE SEN-

SOR : Diagnosis Procedure"

.

Is the inspection result normal?

YES (Present error)>>Replace the distance sensor. Refer to 

DAS-215, "Removal and Installation"

.

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

>> Repair the power supply and the ground circuit.

Chassis control module harness connector

Continuity

Connector No.

Terminal No.

M43

11

19

Existed

8

7

Existed

Distance sensor harness connector

Resistance (

Ω

)

Connector No.

Terminal No.

E15

5

6

Approx. 54 – 66