Nissan Tiida C11. Manual - part 1206

SRC-52

< COMPONENT DIAGNOSIS >

B1XXX AIR BAG DIAGNOSIS SENSOR UNIT

1.

IGNITION SWITCH

Turn ignition switch ON.

>> GO TO 2

2.

IGNITION SWITCH

After air bag warning lamp lights for 7 seconds, turn ignition switch OFF within 1 second.

>> GO TO 3

3.

WAIT TIME

Wait more than 3 seconds.

>> GO TO 4

4.

REPEAT STEPS

Repeat steps 1 to 3 twice.

>> GO TO 5

5.

IGNITION SWITCH

Turn ignition switch ON.

>> GO TO 6

6.

DIAGNOSTIC MODE

SRS system is now in diagnostic mode and AIR BAG warning lamp flashes. Refer to 

SRC-13, "Trouble Diag-

nosis without CONSULT-III"

.

>> END

Diagnosis Procedure (Component diagnosis)

INFOID:0000000001396400

Recheck SRS after each replacement.

1.

HARNESS CONNECTOR

Is there any visible damage to the connector?
YES or NO

YES

>> Replace the harness.

NO

>> GO TO 2

2.

WIRING HARNESS

Is there any visible damage to the harness?

YES or NO

YES

>> Replace the harness.

NO

>> GO TO 3

3.

AIR BAG DIAGNOSIS SENSOR UNIT

Replace the air bag diagnosis sensor unit.  Refer to 

SR-15, "Removal and Installation"

.

>> GO TO 4

4.

RELATED HARNESS

Replace the related harness.

B1XXX AIR BAG DIAGNOSIS SENSOR UNIT

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< COMPONENT DIAGNOSIS >

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< COMPONENT DIAGNOSIS >

B1209 – B1210 COLLISION DETECTION

B1209 – B1210 COLLISION DETECTION

Description

INFOID:0000000001396407

DTC B1209 - B1210 COLLISION DETECTION

The air bag diagnosis sensor unit will set this DTC if it has detected a collision which has resulted in a frontal
or side deployment of one or more air bags or pre-tensioners.  If this DTC is detected after a SRS repair, the
air bag diagnosis sensor unit has not yet been replaced.  This DTC can not be erased.

PART LOCATION

Refer to 

SRC-7, "SRS Component Parts Location"

.

DTC Logic

INFOID:0000000001396408

DTC DETECTION LOGIC 

With CONSULT-lll

DTC CONFIRMATION PROCEDURE (With CONSULT-lll)

1.

IGNITION SWITCH

Turn ignition switch ON.

>> GO TO 2

2.

CONSULT-III

Select "DIAG MODE".

>> GO TO 3

3.

DTC

If DTC is detected. Refer to 

SRC-54, "Diagnosis Procedure (Component diagnosis)"

.

>> END

Diagnosis Procedure (Component diagnosis)

INFOID:0000000001396409

Refer to 

SR-23, "For Frontal Collision"

 or 

SR-24, "For Side and Rollover Collision"

.

CONSULT-III name

DTC

DTC detecting condition

Repair order

FRONTAL COLLISION 

DETECTION

B1209

Driver and/or front passenger air bag mod-
ules are deployed.

Refer to 

SR-23, "For Frontal Collision"

.

SIDE COLLISION DE-

TECTION

B1210

Side and/or curtain air bag modules are 
deployed.

Refer to 

SR-24, "For Side and Rollover Collision"

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SEAT BELT WARNING LAMP CONTROL UNIT

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< COMPONENT DIAGNOSIS >

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SEAT BELT WARNING LAMP CONTROL UNIT

Power Supply and Ground Circuit Check for Seat Belt Warning Lamp Control Unit

INFOID:0000000001724689

1.

CHECK FUSES

Check for blown fuses.

Are any fuses blown?

YES

>> Install new fuse.  Eliminate cause of malfunction if fuse blows again.

NO

>> GO TO 2

2.

POWER SUPPLY CIRCUIT CHECK

1.

Disconnect the seat belt warning lamp control unit connectors
B50 and B51.

2.

Check voltage between seat belt warning lamp control unit har-
ness connectors B50, B51 terminals 1, 17 and ground.

Are the inspection results normal?

YES

>> GO TO 3

NO

>> Check harness for open between seat belt warning lamp control unit and fuse.

3.

GROUND CIRCUIT CHECK

1.

Turn ignition switch OFF.

2.

Check continuity between seat belt warning lamp control unit
harness connector B50 terminal 16 and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Check harness for ground.

Seat Belt Buckle Switch Circuit Check

INFOID:0000000001726677

1.

CHECK SEAT BELT BUCKLE SWITCH SIGNAL

1.

Turn ignition switch ON.

2.

Fasten both seat belts.

Unit

Power source

Fuse

Location

Seat belt warning lamp control 

unit

Battery 14

Fuse block (J/B)

Ignition switch ON or START 

2

Terminals

Ignition switch position

(+)

(–)

OFF

ON

Connector

Terminal

A: B50

1

Ground

Battery 
voltage

B: B51

17

—

Battery 
voltage

AWHIA0021ZZ

Terminals

Continuity

(+)

(–)

Connector

Terminal

B50

16

Ground

Yes

AWHIA0022ZZ