Nissan Sentra. Manual - part 807

B0091 FRONT SIDE AIR BAG SATELLITE SENSOR LH

SRC-63

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

I

J

K

L

M

A

B

SRC

N

O

P

B0091 FRONT SIDE AIR BAG SATELLITE SENSOR LH

Description

INFOID:0000000009757973

DTC B0091 FRONT SATELLITE SENSOR LH

The front side air bag satellite sensor LH is wired to the air bag diagnosis sensor unit. The air bag diagnosis

sensor unit will monitor the front side air bag satellite sensor LH for internal failures and its circuits for commu-

nication errors.

PART LOCATION

Refer to 

SRC-5, "Component Parts Location"

.

DTC Logic

INFOID:0000000009757974

DTC DETECTION LOGIC 

With CONSULT

DTC CONFIRMATION PROCEDURE (With CONSULT)

1.

CHECK SELF-DIAG RESULT

1. Turn ignition switch ON.

2. Check for DTC using CONSULT.
Is the DTC detected?

YES (Current DTC)>>Refer to 

SRC-64, "Diagnosis Procedure"

.

YES (Past DTC)>>GO TO 2.

NO

>> Inspection End.

2.

ERASE SELF-DIAG RESULT

Erase the DTC using CONSULT.
Can the DTC be erased?

YES

>> Inspection End.

NO

>> Refer to 

SRC-64, "Diagnosis Procedure"

.

DTC CONFIRMATION PROCEDURE (Without CONSULT)

1.

CHECK SELF-DIAG RESULT

1. Turn ignition switch ON.

2. Check the air bag warning lamp status. Refer to 

SRC-17, "Trouble Diagnosis without CONSULT"

.

NOTE:

SRS will not enter diagnosis mode if no malfunction is detected in user mode.
Is the DTC detected?

YES

>> Refer to 

SRC-64, "Diagnosis Procedure"

.

NO

>> Inspection End.

CONSULT name

DTC

DTC detecting condition

Repair order

B-PILLAR SATELLITE SENSOR LH

[SENSOR FAIL]

B0091

Front side air bag satellite sensor LH 
has malfunctioned.

Refer to 

SRC-64, "Diagnosis Procedure"

.

B-PILLAR SATELLITE SENSOR LH

[COMM FAIL]

Front side air bag satellite sensor LH 
communication error.

B-PILLAR SATELLITE SENSOR LH

[DISCONNECT]

Front side air bag satellite sensor LH is 
disconnected.

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 cir-
cuit is shorted to ground.

SRC-64

< DTC/CIRCUIT DIAGNOSIS >

B0091 FRONT SIDE AIR BAG SATELLITE SENSOR LH

Diagnosis Procedure

INFOID:0000000009757975

1.

HARNESS CONNECTOR

Visually inspect all applicable harness connectors for the following:

• Visible damage to connector or terminal

• Loose terminal

• Poor connection

NOTE:

All harness connectors should be inspected from the air bag diagnosis sensor unit to the end component

(including any in-line connectors).

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Perform one of the following repairs:

• Visible damage: Replace the harness.

• Loose terminal: Secure the terminal.

• Poor connection: Secure the connection.

2.

CONFIRM DTC

1. Reconnect all harness connectors.

2. Turn ignition switch ON.

3. Check for DTC using CONSULT.
Is DTC still current?

YES

>> GO TO 3.

NO

>> Refer to 

GI-39, "Intermittent Incident"

.

3.

WIRING HARNESS

Check the wiring harness for visible damage.

NOTE:

The entire wiring harness should be inspected from the air bag diagnosis sensor unit to the end component

(including any in-line connectors).
Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace the harness.

4.

CONFIRM DTC

1. Reconnect all harness connectors.

2. Turn ignition switch ON.

3. Check for DTC using CONSULT.
Is DTC still current?

YES

>> GO TO 5.

NO

>> Refer to 

GI-39, "Intermittent Incident"

.

5.

FRONT SIDE AIR BAG SATELLITE SENSOR LH

1. Replace the front side air bag satellite sensor LH. Refer to 

SR-26, "Removal and Installation"

.

2. Turn ignition switch ON.

3. Check for DTC using CONSULT.
Is DTC still current?

YES

>> GO TO 6.

NO

>> Clear DTC. Inspection End.

6.

AIR BAG DIAGNOSIS SENSOR UNIT

1. Replace the air bag diagnosis sensor unit. Refer to 

SR-28, "Removal and Installation"

.

2. Turn ignition switch ON.

3. Check for DTC using CONSULT.
Is DTC still current?

YES

>> GO TO 7.

NO

>> Clear DTC. Inspection End.

B0091 FRONT SIDE AIR BAG SATELLITE SENSOR LH

SRC-65

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

I

J

K

L

M

A

B

SRC

N

O

P

7.

RELATED HARNESS

Replace the related harness.

>> END

SRC-66

< DTC/CIRCUIT DIAGNOSIS >

B0092 REAR SIDE AIR BAG SATELLITE SENSOR LH

B0092 REAR SIDE AIR BAG SATELLITE SENSOR LH

Description

INFOID:0000000009757976

DTC B0092 REAR SATELLITE SENSOR LH

The rear side air bag satellite sensor LH is wired to the air bag diagnosis sensor unit. The air bag diagnosis

sensor unit will monitor the rear side air bag satellite sensor LH for internal failures and its circuits for commu-

nication errors.

PART LOCATION

Refer to 

SRC-5, "Component Parts Location"

.

DTC Logic

INFOID:0000000009757977

DTC DETECTION LOGIC

With CONSULT

DTC CONFIRMATION PROCEDURE (With CONSULT)

1.

CHECK SELF-DIAG RESULT

1. Turn ignition switch ON.

2. Check for DTC using CONSULT.
Is the DTC detected?

YES (Current DTC)>>Refer to 

SRC-67, "Diagnosis Procedure"

.

YES (Past DTC)>>GO TO 2.

NO

>> Inspection End.

2.

ERASE SELF-DIAG RESULT

Erase the DTC using CONSULT.
Can the DTC be erased?

YES

>> Inspection End.

NO

>> Refer to 

SRC-67, "Diagnosis Procedure"

.

DTC CONFIRMATION PROCEDURE (Without CONSULT)

1.

CHECK SELF-DIAG RESULT

1. Turn ignition switch ON.

2. Check the air bag warning lamp status. Refer to 

SRC-17, "Trouble Diagnosis without CONSULT"

.

NOTE:

SRS will not enter diagnosis mode if no malfunction is detected in user mode.
Is the DTC detected?

YES

>> Refer to 

SRC-67, "Diagnosis Procedure"

.

NO

>> Inspection End.

CONSULT name

DTC

DTC detecting condition

Repair order

C-PILLAR SATELLITE SENSOR LH

[SENSOR FAIL]

B0092

Rear side air bag satellite sensor LH has 
malfunctioned.

Refer to 

SRC-67, "Diagnosis Procedure"

.

C-PILLAR SATELLITE SENSOR LH

[COMM FAIL]

Rear side air bag satellite sensor LH 
communication error.

C-PILLAR SATELLITE SENSOR LH

[DISCONNECT]

Rear side air bag satellite sensor LH is 
disconnected.

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 cir-
cuit is shorted to ground.