Nissan X-Trail 32. Manual - part 1974

SRC-64

< DTC/CIRCUIT DIAGNOSIS >

B00DF AIR BAG CUTOFF SWITCH

B00DF AIR BAG CUTOFF SWITCH

DTC Description

INFOID:0000000010842525

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors (Air bag cutoff switch circuit is open or shorted)
• Internal malfunction of air bag cutoff switch
• Internal malfunction of air bag diagnosis sensor unit

FAIL-SAFE

—

DTC CONFIRMATION PROCEDURE

1.

CHECK SELF-DIAGNOSTIC RESULT

 With CONSULT

1.

Turn ignition switch ON.

2.

Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT.

Is malfunctioning part detected?

YES

>> Refer to 

SRC-64, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010842526

WARNING:

• Before servicing, turn ignition switch OFF, disconnect both battery terminals and wait at least 3 min-

utes. (To discharge backup capacitor.)

• Never use unspecified tester or other measuring device. 

1.

CHECK HARNESS CONNECTOR

Check the harness connector for disconnection, looseness or damage.

Is the inspection result normal?

YES

>> GO TO 2.

NO–1 >> Damage: Replace malfunctioning harness and connector.
NO–2 >> Disconnection or looseness: Securely lock the connector.

2.

CHECK WIRING HARNESS

Check the wiring harness externals.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace malfunctioning harness and connector.

3.

CHECK AIR BAG CUTOFF SWITCH

1.

Replace air bag cutoff switch. Refer to 

SR-35, "Removal and Installation"

.

2.

Perform DTC confirmation procedure. Refer to 

SRC-64, "DTC Description"

.

Is DTC detected?

YES

>> GO TO 4.

NO

>> INSPECTION END

4.

REPLACE AIR BAG DIAGNOSIS SENSOR UNIT

DTC

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

B00DF–52

PASS A/B DEACT SW
[Passenger Restraints Disable Switch (Sub-
fault)]

Air bag cutoff switch circuit is open or shorted to ground or the circuits 
are shorted each other.

B00DF AIR BAG CUTOFF SWITCH

SRC-65

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

I

J

K

L

M

A

B

SRC

N

O

P

1.

Replace air bag diagnosis sensor unit. Refer to 

SR-38, "Removal and Installation"

.

2.

Perform DTC confirmation procedure. Refer to 

SRC-64, "DTC Description"

.

Is DTC detected?

YES

>> GO TO 1.

NO

>> INSPECTION END

SRC-66

< DTC/CIRCUIT DIAGNOSIS >

B1400, B1401, B1402, B1403, B1404, B1405 AIR BAG DIAGNOSIS SENSOR 

UNIT

B1400, B1401, B1402, B1403, B1404, B1405 AIR BAG DIAGNOSIS SEN-
SOR UNIT

DTC Description

INFOID:0000000010688489

DTC DETECTION LOGIC

POSSIBLE CAUSE

Malfunction in air bag diagnosis sensor unit

FAIL-SAFE

—

DTC CONFIRMATION PROCEDURE

1.

CHECK SELF-DIAG RESULT

 With CONSULT

1.

Turn ignition switch ON.

2.

Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT.

Is malfunctioning part detected?

YES

>> Refer to 

SRC-66, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010688490

WARNING:

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

minutes or more. (To discharge backup capacitor.)

• Never use unspecified tester or other measuring device. 

1.

CHECK HARNESS CONNECTOR

Check the harness connector for disconnection, looseness or damage.

Is the inspection result normal?

YES

>> GO TO 2.

NO–1 >> Damage: Replace malfunctioning harness and connector.
NO–2 >> Disconnection or looseness: Securely lock the connector.

2.

CHECK WIRING HARNESS

Check the wiring harness externals.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace malfunctioning harness and connector.

DTC

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

B1400–00

CONTROL UNIT 
(airbag control unit)

Air bag diagnosis sensor unit is malfunctioning

B1401–00

CONTROL UNIT 
(airbag control unit internal trouble, sensor2)

B1402–00

CONTROL UNIT 
(airbag control unit internal trouble, sensor3)

B1403–00

CONTROL UNIT 
(airbag control unit internal trouble, sensor4)

B1404–00

CONTROL UNIT 
(airbag control unit internal trouble, sensor5)

B1405–00

CONTROL UNIT 
(airbag control unit internal trouble, sensor6)

B1400, B1401, B1402, B1403, B1404, B1405 AIR BAG DIAGNOSIS SENSOR 

UNIT

SRC-67

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

I

J

K

L

M

A

B

SRC

N

O

P

3.

REPLACE AIR BAG DIAGNOSIS SENSOR UNIT

1.

Replace air bag diagnosis sensor unit. Refer to 

SR-38, "Removal and Installation"

.

2.

Perform DTC confirmation procedure. Refer to 

SRC-66, "DTC Description"

.

Is DTC detected?

YES

>> GO TO 1.

NO

>> INSPECTION END