Nissan Pathfinder. Manual — part 1084
DIAGNOSIS SENSOR UNIT
SRC-21
< ECU DIAGNOSIS INFORMATION >
C
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A
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SRC
N
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OCCUPANT DETECTION SENSOR UNIT
[UNIT FAIL]
B00A0
The OCS control unit is malfunctioning.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
SIDE COLLISION DETECTION
B1422
Side collision detected. Curtain air bag mod-
ule and seat belt pre-tensioner are deployed.
Refer to
CONTROL UNIT
[UNIT FAIL]
B14XX
Air bag diagnosis sensor unit is malfunction-
ing.
CONSULT name
DTC
DTC detecting condition
Repair order
DIAGNOSIS SENSOR UNIT
SRC-23
< ECU DIAGNOSIS INFORMATION >
C
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SRC
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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
2
Passenger air bag module
3
Front LH seat belt pre-tensioner
4
Front RH seat belt pre-tensioner
5
Front LH lap pre-tensioner
6
Front RH lap pre-tensioner
AWHIA0431GB
Flashes
(Primary)
Flash Length
(seconds)
Flashes
(Secondary)
Malfunctioning Component or Circuit
Reference
3
1.5
1
Front LH side air bag module
2
Front RH side air bag module
3
LH side curtain air bag module
4
RH side curtain air bag module
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
2
Air bag diagnosis sensor unit
3
Passenger air bag OFF indicator
4
Occupant classification system
AWHIA0433GB
Flashes
(Primary)
Flash Length
(seconds)
Flashes
(Secondary)
Malfunctioning Component or Circuit
Reference
2
3
1
Crash zone sensor
2
Front side air bag satellite sensor LH
3
Front side air bag satellite sensor RH
4
Rear side air bag satellite sensor LH
5
Rear side air bag satellite sensor RH
6
Front door satellite sensor LH
7
Front door satellite sensor RH
8
Seat belt buckle switch LH
9
Seat belt buckle switch RH
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