Nissan Pathfinder. Manual - part 1084

DIAGNOSIS SENSOR UNIT

SRC-21

< ECU DIAGNOSIS INFORMATION >

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OCCUPANT DETECTION SENSOR UNIT

[UNIT FAIL]

B00A0

The OCS control unit is malfunctioning.

Refer to 

SRC-81, "Diag-

nosis Procedure"

.

OCCUPANT DETECTION SENSOR UNIT

[NO DATA]

OCCUPANT DETECTION SENSOR UNIT

[UNDEFINED]

OCCUPANT DETECTION SENSOR UNIT

[RESET FAIL]

OCCUPANT DETECTION SENSOR UNIT

[COMM FAIL]

Communication between the OCS control 
unit and the air bag diagnosis sensor unit is 
interrupted.

OCCUPANT DETECTION SENSOR

[UNIT FAIL]

The OCS sensor is malfunctioning.

OCCUPANT DETECTION SENSOR

[POWER FAIL]

The OCS sensor circuit is malfunctioning.

PASSENGER AIRBAG INDICATOR CIRCUIT

[FAIL]

B00D5

Front passenger air bag OFF indicator is mal-
functioning.

Refer to 

SRC-83, "Diag-

nosis Procedure"

.

PASSENGER AIRBAG INDICATOR CIRCUIT

[OPEN]

Front passenger air bag OFF indicator circuit 
is open.

PASSENGER AIRBAG INDICATOR CIRCUIT

[VB-SHORT]

Front passenger air bag OFF indicator is 
shorted to a power supply circuit.

PASSENGER AIRBAG INDICATOR CIRCUIT

[GND-SHORT]

Front passenger air bag OFF indicator is 
shorted to ground.

SEAT BELT BUCKLE SW LH CIRCUIT 

[OPEN]

B1428

LH seat belt buckle switch circuit is open.

Refer to 

SRC-85, "Diag-

nosis Procedure"

.

SEAT BELT BUCKLE SW LH CIRCUIT 

[VB-SHORT]

LH seat belt buckle switch circuit is shorted to 
a power supply circuit.

SEAT BELT BUCKLE SW LH CIRCUIT 

[GND-SHORT]

LH seat belt buckle switch circuit is shorted to 
ground.

SEAT BELT BUCKLE SW LH CIRCUIT 

[UNDEFINED]

LH seat belt buckle switch circuit malfunction.

SEAT BELT BUCKLE SW RH CIRCUIT 

[OPEN]

B1429

RH seat belt buckle switch circuit is open.

Refer to 

SRC-87, "Diag-

nosis Procedure"

.

SEAT BELT BUCKLE SW RH CIRCUIT 

[VB-SHORT]

RH seat belt buckle switch circuit is shorted to 
a power supply circuit.

SEAT BELT BUCKLE SW RH CIRCUIT 

[GND-SHORT]

RH seat belt buckle switch circuit is shorted to 
ground.

SEAT BELT BUCKLE SW RH CIRCUIT 

[UNDEFINED]

RH seat belt buckle switch circuit malfunction.

FRONT PRE-TEN LH CIRCUIT 

[OPEN]

B1430

LH seat belt pre-tensioner circuit is open.

Refer to 

SRC-89, "Diag-

nosis Procedure"

.

FRONT PRE-TEN LH CIRCUIT 

[VB-SHORT]

LH seat belt pre-tensioner circuit is shorted to 
a power supply circuit.

FRONT PRE-TEN LH CIRCUIT 

[GND-SHORT]

LH seat belt pre-tensioner circuit is shorted to 
ground.

FRONT PRE-TEN LH CIRCUIT 

[SHORT]

LH seat belt pre-tensioner circuits are shorted 
to each other.

CONSULT name

DTC

DTC detecting condition

Repair order

SRC-22

< ECU DIAGNOSIS INFORMATION >

DIAGNOSIS SENSOR UNIT

Flash Code Index

INFOID:0000000009763661

WARNING LAMP FLASH CODE CHART

How to read flash codes

1. Put the vehicle in Diagnosis Mode. Refer to 

SRC-16, "Trouble Diagnosis without CONSULT"

.

2. All codes are proceded by a seven second “holding” flash.
3. Identify how many primary flashes are displayed as well as the length of each primary flash.
4. Refer to the tables and examples below to determine which SRS subsystem the code belongs to.

FRONT PRE-TEN RH CIRCUIT 

[OPEN]

B1431

RH seat belt pre-tensioner circuit is open.

Refer to 

SRC-91, "Diag-

nosis Procedure"

.

FRONT PRE-TEN RH CIRCUIT 

[VB-SHORT]

RH seat belt pre-tensioner circuit is shorted to 
a power supply circuit.

FRONT PRE-TEN RH CIRCUIT 

[GND-SHORT]

RH seat belt pre-tensioner circuit is shorted to 
ground.

FRONT PRE-TEN RH CIRCUIT 

[SHORT]

RH seat belt pre-tensioner circuits are short-
ed to each other.

FRONT PRE-TEN2 LH CIRCUIT 

[OPEN]

B1432

LH lap pre-tensioner circuit is open.

Refer to 

SRC-93, "Diag-

nosis Procedure"

.

FRONT PRE-TEN2 LH CIRCUIT 

[VB-SHORT]

LH lap pre-tensioner circuit is shorted to a 
power supply circuit. 

FRONT PRE-TEN2 LH CIRCUIT 

[GND-SHORT]

LH lap pre-tensioner circuit is shorted to 
ground.

FRONT PRE-TEN2 LH CIRCUIT 

[SHORT]

LH lap pre-tensioner circuits are shorted to 
each other. 

FRONT PRE-TEN2 RH CIRCUIT 

[OPEN]

B1433

RH lap pre-tensioner circuit is open. 

Refer to 

SRC-95, "Diag-

nosis Procedure"

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FRONT PRE-TEN2 RH CIRCUIT 

[VB-SHORT]

RH lap pre-tensioner circuit is shorted to a 
power supply circuit.

FRONT PRE-TEN2 RH CIRCUIT 

[GND-SHORT]

RH lap pre-tensioner circuit is shorted to 
ground.

FRONT PRE-TEN2 RH CIRCUIT 

[SHORT]

RH lap pre-tensioner circuits are shorted to 
each other.

ACTIVE VENT CIRCUIT 

[OPEN]

B1436

 Active vent circuit is open.

Refer to 

SRC-97, "Diag-

nosis Procedure"

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ACTIVE VENT CIRCUIT 

[VB-SHORT]

Active vent circuit is shorted to a power sup-
ply circuit.

ACTIVE VENT CIRCUIT 

[GND-SHORT]

Active vent circuit is shorted to ground.

ACTIVE VENT CIRCUIT 

[SHORT]

Active vent circuits are shorted to each other.

IGN VOLTAGE

[LOW]

B142A

Ignition voltage to the air bag diagnosis sen-
sor unit is low.

Refer to 

SRC-99, "Diag-

nosis Procedure"

.

IGN VOLTAGE

[HIGH]

Ignition voltage to the air bag diagnosis sen-
sor unit is high.

FRONTAL COLLISION DETECTION

B1421

Frontal collision detected. Driver and/or front 
passenger air bag modules are deployed.

Refer to 

SR-5, "For 

Frontal Collision"

.

SIDE COLLISION DETECTION

B1422

Side collision detected. Curtain air bag mod-
ule and seat belt pre-tensioner are deployed.

Refer to 

SR-7, "For Side 

and Rollover Collision"

.

CONTROL UNIT

[UNIT FAIL]

B14XX

Air bag diagnosis sensor unit is malfunction-
ing.

Refer to 

SRC-102, "Di-

agnosis Procedure"

.

CONSULT name

DTC

DTC detecting condition

Repair order

DIAGNOSIS SENSOR UNIT

SRC-23

< ECU DIAGNOSIS INFORMATION >

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5. Count the short secondary flashes that follow the primary flashes.
6. Match the correct flashing pattern to the malfunctioning component and perform the Diagnosis Procedure.

Refer to the illustrations below for an example of each flashing pattern.

Front subsystem

Side subsystem

Air bag subsystem

AWHIA0430GB

Flashes

(Primary)

Flash Length

(seconds)

Flashes

(Secondary)

Malfunctioning Component or Circuit

Reference

2

1.5

1

Driver air bag module

SRC-46, "Diagnosis Proce-

dure"

2

Passenger air bag module

SRC-49, "Diagnosis Proce-

dure"

3

Front LH seat belt pre-tensioner

SRC-89, "Diagnosis Proce-

dure"

4

Front RH seat belt pre-tensioner

SRC-91, "Diagnosis Proce-

dure"

5

Front LH lap pre-tensioner 

SRC-93, "Diagnosis Proce-

dure"

6

Front RH lap pre-tensioner

SRC-95, "Diagnosis Proce-

dure"

AWHIA0431GB

Flashes

(Primary)

Flash Length

(seconds)

Flashes

(Secondary)

Malfunctioning Component or Circuit

Reference

3

1.5

1

Front LH side air bag module

SRC-51, "Diagnosis Proce-

dure"

2

Front RH side air bag module

SRC-53, "Diagnosis Proce-

dure"

3

LH side curtain air bag module

SRC-55, "Diagnosis Proce-

dure"

4

RH side curtain air bag module

SRC-57, "Diagnosis Proce-

dure"

SRC-24

< ECU DIAGNOSIS INFORMATION >

DIAGNOSIS SENSOR UNIT

Sensor subsystem

AWHIA0432GB

Flashes

(Primary)

Flash Length

(seconds)

Flashes

(Secondary)

Malfunctioning Component or Circuit

Reference

1

3

1

Collision detection

SRC-101, "Diagnosis Proce-

dure"

2

Air bag diagnosis sensor unit

SRC-102, "Diagnosis Proce-

dure"

3

Passenger air bag OFF indicator

SRC-83, "Diagnosis Proce-

dure"

4

Occupant classification system

SRC-81, "Diagnosis Proce-

dure"

AWHIA0433GB

Flashes

(Primary)

Flash Length

(seconds)

Flashes

(Secondary)

Malfunctioning Component or Circuit

Reference

2

3

1

Crash zone sensor

SRC-60, "Diagnosis Proce-

dure"

2

Front side air bag satellite sensor LH

SRC-63, "Diagnosis Proce-

dure"

3

Front side air bag satellite sensor RH

SRC-66, "Diagnosis Proce-

dure"

4

Rear side air bag satellite sensor LH

SRC-68, "Diagnosis Proce-

dure"

5

Rear side air bag satellite sensor RH

SRC-72, "Diagnosis Proce-

dure"

6

Front door satellite sensor LH

SRC-74, "Diagnosis Proce-

dure"

7

Front door satellite sensor RH

SRC-77, "Diagnosis Proce-

dure"

8

Seat belt buckle switch LH

SRC-85, "Diagnosis Proce-

dure"

9

Seat belt buckle switch RH

SRC-87, "Diagnosis Proce-

dure"