Nissan Sentra. Instruction — part 796
DIAGNOSIS SENSOR UNIT
SRC-19
< ECU DIAGNOSIS INFORMATION >
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ECU DIAGNOSIS INFORMATION
DIAGNOSIS SENSOR UNIT
DTC Index
INFOID:0000000009757939
DIAGNOSTIC CODE CHART
NOTE:
Follow the procedures in numerical order when repairing malfunctioning parts. Confirm whether malfunction is
eliminated using air bag warning lamp or CONSULT each time repair is finished. If malfunction is still
observed, proceed to the next step. When malfunction is eliminated, further repair work is not required.
DTC
CONSULT name
DTC detecting condition
Repair order
U1000
CAN COMMUNICATION FAILURE
CAN system communication failure.
.
U1010
CAN COMMUNICATION FAILURE
[CONTROL UNIT]
CAN system (control unit) failure.
.
B0001
DRIVER AIRBAG MODULE CIRCUIT
[OPEN]
Driver air bag module circuit (DR1) is open
(including the spiral cable).
Refer to
.
DRIVER AIRBAG MODULE CIRCUIT
[VB-SHORT]
Driver air bag module circuit (DR1) is short-
ed to a power supply circuit
(including the spiral cable).
DRIVER AIRBAG MODULE CIRCUIT
[GND-SHORT]
Driver air bag module circuit (DR1) is short-
ed to ground
(including the spiral cable).
DRIVER AIRBAG MODULE CIRCUIT
[SHORT]
Driver air bag module circuits (DR1) are
shorted to each other
(including the spiral cable).
B0002
DRIVER AIRBAG MODULE 2ND CIRCUIT
[OPEN]
Driver air bag module circuit (DR2) is open
(including the spiral cable).
DRIVER AIRBAG MODULE 2ND CIRCUIT
[VB-SHORT]
Driver air bag module circuit (DR2) is short-
ed to a power supply circuit
(including the spiral cable).
DRIVER AIRBAG MODULE 2ND CIRCUIT
[GND-SHORT]
Driver air bag module circuit (DR2) is short-
ed to ground
(including the spiral cable).
DRIVER AIRBAG MODULE 2ND CIRCUIT
[SHORT]
Driver air bag module circuits (DR2) are
shorted to each other
(including the spiral cable).
B0010
ASSIST AIRBAG MODULE CIRCUIT
[OPEN]
Front passenger air bag module circuit
(AS1) is open.
Refer to
.
ASSIST AIRBAG MODULE CIRCUIT
[VB-SHORT]
Front passenger air bag module circuit
(AS1) is shorted to a power supply circuit.
ASSIST AIRBAG MODULE CIRCUIT
[GND-SHORT]
Front passenger air bag module circuit
(AS1) is shorted to ground.
ASSIST AIRBAG MODULE CIRCUIT
[SHORT]
Front passenger air bag module circuits
(AS1) are shorted to each other.
B0011
ASSIST AIRBAG MODULE 2ND CIRCUIT
[OPEN]
Front passenger air bag module circuit
(AS2) is open.
ASSIST AIRBAG MODULE 2ND CIRCUIT
[VB-SHORT]
Front passenger air bag module circuit
(AS2) is shorted to a power supply circuit.
ASSIST AIRBAG MODULE 2ND CIRCUIT
[GND-SHORT]
Front passenger air bag module circuit
(AS2) is shorted to ground.
ASSIST AIRBAG MODULE 2ND CIRCUIT
[SHORT]
Front passenger air bag module circuits
(AS2) are shorted to each other.
SRC-20
< ECU DIAGNOSIS INFORMATION >
DIAGNOSIS SENSOR UNIT
B0020
SIDE AIRBAG MODULE LH CIRCUIT
[OPEN]
Front LH side air bag module circuit is open. Refer to
SIDE AIRBAG MODULE LH CIRCUIT
[VB-SHORT]
Front LH side air bag module circuit is short-
ed to a power supply circuit.
SIDE AIRBAG MODULE LH CIRCUIT
[GND-SHORT]
Front LH side air bag module circuit is short-
ed to ground.
SIDE AIRBAG MODULE LH CIRCUIT
[SHORT]
Front LH side air bag module circuits are
shorted to each other.
B0021
CURTAIN AIRBAG MODULE LH CIRCUIT
[OPEN]
LH side curtain air bag module circuit is
open.
Refer to
CURTAIN AIRBAG MODULE LH CIRCUIT
[VB-SHORT]
LH side curtain air bag module circuit is
shorted to a power supply circuit.
CURTAIN AIRBAG MODULE LH CIRCUIT
[GND-SHORT]
LH side curtain air bag module circuit is
shorted to ground.
CURTAIN AIRBAG MODULE LH CIRCUIT
[SHORT]
LH side curtain air bag module circuits are
shorted to each other.
B0028
SIDE AIRBAG MODULE RH CIRCUIT
[OPEN]
Front RH side air bag module circuit is open. Refer to
SIDE AIRBAG MODULE RH CIRCUIT
[VB-SHORT]
Front RH side air bag module circuit is short-
ed to a power supply circuit.
SIDE AIRBAG MODULE RH CIRCUIT
[GND-SHORT]
Front RH side air bag module circuit is short-
ed to ground.
SIDE AIRBAG MODULE RH CIRCUIT
[SHORT]
Front RH side air bag module circuits are
shorted to each other.
B0029
CURTAIN AIRBAG MODULE RH CIRCUIT
[OPEN]
RH side curtain air bag module circuit is
open.
Refer to
CURTAIN AIRBAG MODULE RH CIRCUIT
[VB-SHORT]
RH side curtain air bag module circuit is
shorted to a power supply circuit.
CURTAIN AIRBAG MODULE RH CIRCUIT
[GND-SHORT]
RH side curtain air bag module circuit is
shorted to ground.
CURTAIN AIRBAG MODULE RH CIRCUIT
[SHORT]
RH side curtain air bag module circuits are
shorted to each other.
B0091
B-PILLAR SATELLITE SENSOR LH
[SENSOR FAIL]
Front side air bag satellite sensor LH has
malfunctioned.
Refer to
B-PILLAR SATELLITE SENSOR LH
[COMM FAIL]
Front side air bag satellite sensor LH com-
munication error.
B-PILLAR SATELLITE SENSOR LH
[DISCONNECT]
Front side air bag satellite sensor LH is dis-
connected.
B-PILLAR SATELLITE SENSOR LH
[UNMATCH]
Front side air bag satellite sensor LH is out
of specification.
B-PILLAR SATELLITE SENSOR LH
[GND-SHORT]
Front side air bag satellite sensor LH circuit
is shorted to ground.
B0092
C-PILLAR SATELLITE SENSOR LH
[SENSOR FAIL]
Rear side air bag satellite sensor LH has
malfunctioned.
Refer to
C-PILLAR SATELLITE SENSOR LH
[COMM FAIL]
Rear side air bag satellite sensor LH com-
munication error.
C-PILLAR SATELLITE SENSOR LH
[DISCONNECT]
Rear side air bag satellite sensor LH is dis-
connected.
C-PILLAR SATELLITE SENSOR LH
[UNMATCH]
Rear side air bag satellite sensor LH is out
of specification.
C-PILLAR SATELLITE SENSOR LH
[GND-SHORT]
Rear side air bag satellite sensor LH circuit
is shorted to ground.
DTC
CONSULT name
DTC detecting condition
Repair order
DIAGNOSIS SENSOR UNIT
SRC-21
< ECU DIAGNOSIS INFORMATION >
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B0093
DOOR SATELLITE SENSOR LH
[SENSOR FAIL]
Front door satellite sensor LH has malfunc-
tioned.
Refer to
.
DOOR SATELLITE SENSOR LH
[COMM FAIL]
Front door satellite sensor LH communica-
tion error.
DOOR SATELLITE SENSOR LH
[DISCONNECT]
Front door satellite sensor LH is disconnect-
ed.
DOOR SATELLITE SENSOR LH
[UNMATCH]
Front door satellite sensor LH is out of spec-
ification.
DOOR SATELLITE SENSOR LH
[GND-SHORT]
Front door satellite sensor LH circuit is
shorted to ground.
B0094
CRASH ZONE SENSOR
[SENSOR FAIL]
Crash zone sensor has malfunctioned.
Refer to
.
CRASH ZONE SENSOR
[COMM FAIL]
Crash zone sensor communication error.
CRASH ZONE SENSOR
[DISCONNECT]
Crash zone sensor is disconnected.
CRASH ZONE SENSOR
[UNMATCH]
Crash zone sensor is out of specification.
CRASH ZONE SENSOR
[GND-SHORT]
Crash zone sensor circuit is shorted to
ground.
B0096
B-PILLAR SATELLITE SENSOR RH
[SENSOR FAIL]
Front side air bag satellite sensor RH has
malfunctioned.
Refer to
.
B-PILLAR SATELLITE SENSOR RH
[COMM FAIL]
Front side air bag satellite sensor RH com-
munication error.
B-PILLAR SATELLITE SENSOR RH
[DISCONNECT]
Front side air bag satellite sensor RH is dis-
connected.
B-PILLAR SATELLITE SENSOR RH
[UNMATCH]
Front side air bag satellite sensor RH is out
of specification.
B-PILLAR SATELLITE SENSOR RH
[GND-SHORT]
Front side air bag satellite sensor RH circuit
is shorted to ground.
B0097
C-PILLAR SATELLITE SENSOR RH
[SENSOR FAIL]
Rear side air bag satellite sensor RH has
malfunctioned.
Refer to
.
C-PILLAR SATELLITE SENSOR RH
[COMM FAIL]
Rear side air bag satellite sensor RH com-
munication error.
C-PILLAR SATELLITE SENSOR RH
[DISCONNECT]
Rear side air bag satellite sensor RH is dis-
connected.
C-PILLAR SATELLITE SENSOR RH
[UNMATCH]
Rear side air bag satellite sensor RH is out
of specification.
C-PILLAR SATELLITE SENSOR RH
[GND-SHORT]
Rear side air bag satellite sensor RH circuit
is shorted to ground.
B0098
DOOR SATELLITE SENSOR RH
[SENSOR FAIL]
Front door satellite sensor RH has malfunc-
tioned.
Refer to
.
DOOR SATELLITE SENSOR RH
[COMM FAIL]
Front door satellite sensor RH communica-
tion error.
DOOR SATELLITE SENSOR RH
[DISCONNECT]
Front door satellite sensor RH is discon-
nected.
DOOR SATELLITE SENSOR RH
[UNMATCH]
Front door satellite sensor RH is out of spec-
ification.
DOOR SATELLITE SENSOR RH
[GND-SHORT]
Front door satellite sensor RH circuit is
shorted to ground.
DTC
CONSULT name
DTC detecting condition
Repair order
SRC-22
< ECU DIAGNOSIS INFORMATION >
DIAGNOSIS SENSOR UNIT
B1421
FRONTAL COLLISION DETECTION
Frontal collision detected. Driver and/or
front passenger air bag modules are de-
ployed.
Refer to
.
B1422
SIDE COLLISION DETECTION
Side collision detected. Curtain air bag mod-
ule and seat belt pre-tensioner are de-
ployed.
B1425
REAR COLLISION DETECTION
Rear collision has been detected.
B1426
AIRBAG DISPOSAL COMPLETION
Collision has been detected. Air bag diagno-
sis sensor unit has not yet been replaced
following repairs.
B1428
SEAT BELT BUCKLE SW LH CIRCUIT
[OPEN]
LH seat belt buckle switch circuit is open.
Refer to
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 malfunc-
tion.
B1429
SEAT BELT BUCKLE SW RH CIRCUIT
[OPEN]
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 malfunc-
tion.
B1430
FRONT PRE-TEN LH CIRCUIT
[OPEN]
LH seat belt pre-tensioner circuit is open.
(shoulder belt)
Refer to
FRONT PRE-TEN LH CIRCUIT
[VB-SHORT]
LH seat belt pre-tensioner circuit is shorted
to a power supply circuit. (shoulder belt)
FRONT PRE-TEN LH CIRCUIT
[GND-SHORT]
LH seat belt pre-tensioner circuit is shorted
to ground. (shoulder belt)
FRONT PRE-TEN LH CIRCUIT
[SHORT]
LH seat belt pre-tensioner circuits are short-
ed to each other. (shoulder belt)
B1431
FRONT PRE-TEN RH CIRCUIT
[OPEN]
RH seat belt pre-tensioner circuit is open.
(shoulder belt)
Refer to
FRONT PRE-TEN RH CIRCUIT
[VB-SHORT]
RH seat belt pre-tensioner circuit is shorted
to a power supply circuit. (shoulder belt)
FRONT PRE-TEN RH CIRCUIT
[GND-SHORT]
RH seat belt pre-tensioner circuit is shorted
to ground. (shoulder belt)
FRONT PRE-TEN RH CIRCUIT
[SHORT]
RH seat belt pre-tensioner circuits are short-
ed to each other. (shoulder belt)
B1432
FRONT PRE-TEN2 LH CIRCUIT
[OPEN]
LH seat belt pre-tensioner circuit is open.
(lap belt)
Refer to
FRONT PRE-TEN2 LH CIRCUIT
[VB-SHORT]
LH seat belt pre-tensioner circuit is shorted
to a power supply circuit. (lap belt)
FRONT PRE-TEN2 LH CIRCUIT
[GND-SHORT]
LH seat belt pre-tensioner circuit is shorted
to ground. (lap belt)
FRONT PRE-TEN2 LH CIRCUIT
[SHORT]
LH seat belt pre-tensioner circuits are short-
ed to each other. (lap belt)
DTC
CONSULT name
DTC detecting condition
Repair order
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