Nissan Versa Sedan. Instruction - part 746

B1350 FRONT DOOR SATELLITE SENSORS

SRC-79

< DTC/CIRCUIT DIAGNOSIS >

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1.

CHECK SELF-DIAG RESULT

1. Turn ignition switch ON.

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

SRC-15, "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-79, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000009269180

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 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-45, "Intermittent Incident"

.

3.

WIRING HARNESS

Check the wiring harness for visible damage

NOTE

.

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-45, "Intermittent Incident"

.

5.

AIR BAG DIAGNOSIS SENSOR UNIT

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

SR-27, "Removal and Installation"

.

2. Turn ignition switch ON.

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

YES

>> GO TO 6.

SRC-80

< DTC/CIRCUIT DIAGNOSIS >

B1350 FRONT DOOR SATELLITE SENSORS

NO

>> Clear DTC. Inspection End.

6.

FRONT DOOR SATELLITE SENSOR

Replace the front door satellite sensor LH and RH.  Refer to 

SR-24, "Removal and Installation"

.

>> GO TO 7

7.

RELATED HARNESS

Replace the related harness.

>> END

B1XXX AIR BAG DIAGNOSIS SENSOR UNIT

SRC-81

< DTC/CIRCUIT DIAGNOSIS >

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B1XXX AIR BAG DIAGNOSIS SENSOR UNIT

Description

INFOID:0000000009269181

DTC B1XXX AIR BAG DIAGNOSIS SENSOR UNIT

The air bag diagnosis sensor unit will run self diagnostics when the ignition switch is turned ON. It has the

potential to set many diagnostic trouble codes which will conform to the B1XXX format, but will not match any

other SRS diagnostic trouble codes. Refer to 

SRC-15, "CONSULT Function (AIR BAG)"

.

PART LOCATION

Refer to 

SRC-4, "Component Parts Location"

.

DTC Logic

INFOID:0000000009269182

DTC DETECTION LOGIC 

With CONSULT

Without 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-82, "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-82, "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-15, "Trouble Diagnosis without CONSULT"

.

CONSULT name

DTC

DTC detecting condition

Repair order

CONTROL UNIT

B1XXX

Air bag diagnosis sensor unit is malfunc-
tioning.

1.

Visually check the wiring harness connection.

2.

Replace the harness if it has visible damage.

3.

Replace the air bag diagnosis sensor unit.

4.

Replace the related harness.

WHIA0198E

SRC-82

< DTC/CIRCUIT DIAGNOSIS >

B1XXX AIR BAG DIAGNOSIS SENSOR UNIT

NOTE:

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

YES

>> Refer to 

SRC-82, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000009269183

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 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-45, "Intermittent Incident"

.

3.

WIRING HARNESS

Check the wiring harness for visible damage

NOTE

.

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-45, "Intermittent Incident"

.

5.

AIR BAG DIAGNOSIS SENSOR UNIT

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

SR-27, "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.

RELATED HARNESS

Replace the related harness.