Nissan Qashqai J11. Manual - part 1493

POWER SUPPLY AND GROUND CIRCUIT

SEC-271

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

POWER SUPPLY AND GROUND CIRCUIT

SIREN CONTROL UNIT

SIREN CONTROL UNIT : Diagnosis Procedure

INFOID:0000000010479798

1.

CHECK FUSE

Check that the following fuse is not blown.

Is the fuse fusing?

YES

>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect siren control unit connector.

3.

Check voltage between siren control unit harness connector and the ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

CHECK GROUND CIRCUIT

Check continuity between siren control unit harness connectors and the ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair or replace harness.

Signal name

Fuse

Battery power supply

20 (5 A)

(+)

(

−

)

Voltage

(Approx.)

Siren control unit

Connector

Terminal

Ground

B27

2

Battery voltage

Siren control unit

Ground

Continuity

Connector

Terminal

B27

5

Existed

SEC-272

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

SECURITY INDICATOR LAMP

SECURITY INDICATOR LAMP

Component Function Check

INFOID:0000000010827161

1.

CHECK FUNCTION

1.

Perform “THEFT IND” in “ACTIVE TEST” mode of “IMMU” of “BCM” using CONSULT.

2.

Check security indicator lamp operation.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Refer to 

SEC-169, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000010479799

1.

CHECK FUSE

1.

Turn power switch OFF.

2.

Check that the following fuse in the fuse block (J/B) is not blown.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace the blown fuse after repairing the cause of blowing.

2.

CHECK SECURITY INDICATOR LAMP POWER SUPPLY CIRCUIT

1.

Disconnect combination meter connector.

2.

Check voltage between combination meter harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

CHECK SECURITY INDICATOR LAMP SIGNAL

1.

Connect combination meter connector.

2.

Disconnect BCM connector.

3.

Check voltage between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 5.

4.

REPLACE BCM

Test item

Description

THEFT IND

ON

Security indicator lamp

Illuminates

OFF

Does not illuminate

Signal name

Fuse No.

Battery power supply

21 (10 A)

(+)

(–)

Voltage (V)

(Approx.)

Combination meter

Connector

Terminal

M52

45

Ground

Battery voltage

(+)

(–)

Voltage

BCM

Connector

Terminal

M70

75

Ground

9 - 16 V

SECURITY INDICATOR LAMP

SEC-273

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

Replace BCM. Refer to 

BCS-135, "Removal and Installation"

.

>> INSPECTION END

5.

CHECK SECURITY INDICATOR LAMP CIRCUIT

1.

Disconnect combination meter connector.

2.

Check continuity between combination meter harness connector and BCM harness connector.

3.

Check continuity between combination meter harness connector and ground.

Is the inspection result normal?

YES

>> Replace combination meter. Refer to 

MWI-86, "Removal and Installation"

.

NO

>> Repair or replace harness.

Combination meter

BCM

Continuity

Connector

Terminal

Connector

Terminal

M51

7

M70

75

Existed

Combination meter

Ground

Continuity

Connector

Terminal

M51

7

Not existed

SEC-274

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

HOOD SWITCH

HOOD SWITCH

Component Function Check

INFOID:0000000010479778

1.

CHECK FUNCTION

1.

Select “HOOD SW” in “Data Monitor” mode of “IPDM E/R” using CONSULT. 

2.

Check “HOOD SW” indication under the following condition.

Is the indication normal?

YES

>> Hood switch is OK.

NO

>> Refer to 

SEC-274, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000010479779

1.

CHECK HOOD SWITCH SIGNAL CIRCUIT 1

1.

Turn ignition switch OFF.

2.

Disconnect hood switch connector.

3.

Check voltage between hood switch harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK HOOD SWITCH SIGNAL CIRCUIT 2

1.

Disconnect IPDM E/R connector.

2.

Check continuity between IPDM E/R harness connector and hood switch harness connector.

3.

Check continuity between IPDM E/R harness connector and ground.

Is the inspection result normal?

YES

>> Replace IPDM E/R. Refer to 

PCS-68, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK HOOD SWITCH GROUND CIRCUIT

Check continuity between hood switch harness connector and ground.

Monitor item

Condition

Indication

HOOD SW

Hood

Open

ON

Close

OFF

(+)

(–)

Voltage

Hood switch

Connector

Terminal

E100

2

Ground

9 - 16 V

IPDM E/R

Hood switch

Continuity

Connector

Terminal

Connector

Terminal

E102

60

E100

1

Existed

IPDM E/R

Ground

Continuity 

Connector

Terminal

E102

60

Not existed

Hood switch

Ground

Continuity

Connector

Terminal

E100

2

Existed