Nissan Sentra. Manual — part 809

B0093 FRONT DOOR SATELLITE SENSOR LH

SRC-71

< DTC/CIRCUIT DIAGNOSIS >

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RELATED HARNESS

Replace the related harness.

>> END

SRC-72

< DTC/CIRCUIT DIAGNOSIS >

B0094 CRASH ZONE SENSOR

B0094 CRASH ZONE SENSOR

Description

INFOID:0000000009757982

DTC B0094 CRASH ZONE SENSOR

The crash zone sensor is wired to the air bag diagnosis sensor unit. The air bag diagnosis sensor unit will

monitor for opens and shorts in detected lines to the crash zone sensor.

PART LOCATION

Refer to

SRC-5, "Component Parts Location"

.

DTC Logic

INFOID:0000000009757983

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-73, "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-73, "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-73, "Diagnosis Procedure"

.

NO

>> Inspection End.

CONSULT name

DTC

DTC detecting condition

Repair order

CRASH ZONE SENSOR

[SENSOR FAIL]

B0094

Crash zone sensor has malfunctioned.

Refer to

SRC-73, "Diagnosis Procedure"

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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.

B0094 CRASH ZONE SENSOR

SRC-73

< DTC/CIRCUIT DIAGNOSIS >

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Diagnosis Procedure

INFOID:0000000009757984

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.

CRASH ZONE SENSOR

1. Replace the crash zone sensor. Refer to

SR-25, "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.

SRC-74

< DTC/CIRCUIT DIAGNOSIS >

B0094 CRASH ZONE SENSOR

7.

RELATED HARNESS

Replace the related harness.

>> END