Nissan Qashqai J11. Manual - part 1038

SRC-90

< DTC/CIRCUIT DIAGNOSIS >

B1433 LAP PRE-TENSIONER

• Before servicing, turn ignition switch OFF, disconnect battery negative terminal and wait at least 3

minutes. (To discharge backup capacitor.)

• Never use unspecified tester or other measuring device.

1.

CHECK HARNESS CONNECTOR

Check the harness connector.
Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace harness connector.

2.

CHECK WIRING HARNESS

Check the wiring harness externals.

Is the inspection result normal?

YES

>> GO TO 3. 

NO

>> Replace wiring harness.

3.

REPLACE LAP PRE-TENSIONER RH

1.

Replace lap pre-tensioner RH. Refer to 

SB-7, "SEAT BELT RETRACTOR : Removal and Installation"

.

2.

Perform DTC confirmation procedure. Refer to 

SRC-89, "DTC Description"

.

Is DTC detected?

YES

>> GO TO 4. 

NO

>> INSPECTION END

4.

REPLACE AIR BAG DIAGNOSIS SENSOR UNIT 

1.

Replace air bag diagnosis sensor unit. Refer to 

SR-28, "Removal and Installation"

.

2.

Perform DTC confirmation procedure. Refer to 

SRC-89, "DTC Description"

.

Is DTC detected?

YES

>> GO TO 1. 

NO

>> INSPECTION END

SRS AIR BAG WARNING LAMP DOES NOT TURN OFF

SRC-91

< SYMPTOM DIAGNOSIS >

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SYMPTOM DIAGNOSIS

SRS AIR BAG WARNING LAMP DOES NOT TURN OFF

Diagnosis Procedure

INFOID:0000000010377880

1.

CHECK 12V BATTERY

Check 12V battery. Refer to 

PG-136, "FOR MAINTENANCE REQUIRED BATTERY MODELS : How to Han-

dle Battery"

 (For maintenance required battery) or 

PG-142, "FOR MAINTENANCE FREE BATTERY MODELS

: How to Handle Battery"

 (For maintenance free battery).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace the malfunctioning parts. 

2.

CHECK DTC WITH AIR BAG DIAGNOSIS SENSOR UNIT

Check that DTC is not detected with air bag diagnosis sensor unit.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Refer to 

SRC-19, "DTC Index"

.

3.

CHECK COMBINATION METER POWER SUPPLY AND GROUND CIRCUIT

Check combination meter unit power supply and ground circuit. Refer to 

MWI-61, "COMBINATION METER :

Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace the malfunctioning parts. 

4.

REPLACE AIR BAG DIAGNOSIS SENSOR UNIT

1.

Replace air bag diagnosis sensor unit. Refer to 

SR-28, "Removal and Installation"

.

2.

Check air bag warning lamp operation.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> GO TO 5.

5.

REPLACE COMBINATION METER

1.

Replace combination meter. Refer to 

MWI-80, "Removal and Installation"

.

2.

Check air bag warning lamp operation.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Check intermittent incident. Refer to 

GI-41, "Intermittent Incident"

.

SRC-92

< SYMPTOM DIAGNOSIS >

SRS AIR BAG WARNING LAMP DOES NOT TURN ON

SRS AIR BAG WARNING LAMP DOES NOT TURN ON

Diagnosis Procedure

INFOID:0000000010377881

1.

CHECK DTC WITH AIR BAG DIAGNOSIS SENSOR UNIT AND COMBINATION METER

Check that DTC is not detected with air bag diagnosis sensor unit and combination meter.
Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Refer to 

SRC-19, "DTC Index"

 (air bag diagnosis sensor unit) and 

MWI-39, "DTC Index"

 (combi-

nation meter).

2.

CHECK COMBINATION METER POWER SUPPLY AND GROUND CIRCUIT

Check combination meter unit power supply and ground circuit. Refer to 

MWI-61, "COMBINATION METER :

Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace the malfunctioning parts. 

3.

CHECK AIR BAG FUSE

Check 10 A fuse [No. 2, located in fuse block (J/B)].

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace the fuse.

4.

CHECK HARNESS CONNECTOR

Check the harness connector.
Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace harness connectors.

5.

CHECK WIRING HARNESS

Check the wiring harness externals.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Replace wiring harness.

6.

REPLACE AIR BAG DIAGNOSIS SENSOR UNIT

1.

Replace air bag diagnosis sensor unit. Refer to 

SR-28, "Removal and Installation"

.

2.

Check air bag warning lamp operation.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> GO TO 7.

7.

REPLACE COMBINATION METER

1.

Replace combination meter. Refer to 

MWI-80, "Removal and Installation"

.

2.

Check air bag warning lamp operation.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Check intermittent incident. Refer to 

GI-41, "Intermittent Incident"

.

VTL-1

VENTILATION, HEATER & AIR CONDITIONER

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CONTENTS

VENTILATION SYSTEM

PRECAUTION ...............................................

3

PRECAUTIONS ...................................................

3

Precaution for Supplemental Restraint System 
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ...................................................................

3

Precautions Necessary for Steering Wheel Rota-
tion After Battery Disconnection  ................................

3

Precautions for Removing Battery Terminal  .............

4

PREPARATION ............................................

6

PREPARATION ...................................................

6

Commercial Service Tool  ..........................................

6

SYSTEM DESCRIPTION  ..............................

7

VENTILATION SYSTEM  .....................................

7

System Description  ...................................................

7

REMOVAL AND INSTALLATION ................

9

DUCT AND GRILLE ............................................

9

Exploded View  ..........................................................

9

CENTER VENTILATOR GRILLE  ..............................

11

CENTER VENTILATOR GRILLE : Removal and 
Installation ...............................................................

11

SIDE VENTILATOR GRILLE .....................................

12

SIDE VENTILATOR GRILLE : Removal and In-
stallation ..................................................................

12

CENTER VENTILATOR DUCT ..................................

13

CENTER VENTILATOR DUCT : Removal and In-
stallation ..................................................................

13

CENTER DEFROSTER NOZZLE  ..............................

14

CENTER DEFROSTER NOZZLE : Removal and 
Installation ...............................................................

14

SIDE DEFROSTER NOZZLE  ....................................

14

SIDE DEFROSTER NOZZLE : Removal and In-
stallation ..................................................................

14

SIDE DEFROSTER GRILLE ......................................

15

SIDE DEFROSTER GRILLE : Removal and In-
stallation ..................................................................

15

FOOT DUCT ...............................................................

15

FOOT DUCT : Removal and Installation .................

15

REAR FLOOR DUCT 1 ..............................................

15

REAR FLOOR DUCT 1 : Removal and Installation 

....

15

REAR FLOOR DUCT 2 ..............................................

16

REAR FLOOR DUCT 2 : Removal and Installation 

....

16

REAR VENTILATOR DUCT 1  ...................................

16

REAR VENTILATOR DUCT 1 : Removal and In-
stallation ..................................................................

16

REAR VENTILATOR DUCT 2  ...................................

16

REAR VENTILATOR DUCT 2 : Removal and In-
stallation ..................................................................

16

REAR VENTILATOR GRILLE  ...................................

16

REAR VENTILATOR GRILLE : Removal and In-
stallation ..................................................................

16

BLOWER MOTOR  ............................................

18

Exploded View .........................................................

18

Removal and Installation  .........................................

18

AIR CONDITIONER FILTER .............................

19

Exploded View .........................................................

19

Removal and Installation  .........................................

19

Replacement ...........................................................

19

SERVICE DATA AND SPECIFICATIONS 
(SDS) ............................................................

20