Nissan Quest E52. Instruction — part 1132

B1033, B1034 CRASH ZONE SENSOR

SRC-57

< DTC/CIRCUIT DIAGNOSIS >

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B1033, B1034 CRASH ZONE SENSOR

DTC Logic

INFOID:0000000009649873

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

CHECK SELF-DIAG RESULT

With CONSULT

1.

Turn ignition switch ON.

2.

Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT.

Without CONSULT

1.

Turn ignition switch ON.

2.

Check the air bag warning lamp status. Refer to

SRC-15, "On Board Diagnosis Function"

.

NOTE:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.

Is malfunctioning part detected?

YES

>> Refer to

SRC-57, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000009649874

WARNING:

• Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait 3 minutes

or more. (To discharge backup capacitor.)

• Never use unspecified tester or other measuring device.

1.

CHECK HARNESS CONNECTOR

Check the harness connector.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace harness connectors.

2.

CHECK WIRING HARNESS

Check the wiring harness externals.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace wiring harness.

3.

REPLACE CRASH ZONE SENSOR

1.

Replace crash zone sensor. Refer to

SR-23, "Removal and Installation"

.

2.

Perform DTC confirmation procedure. Refer to

SRC-57, "DTC Logic"

.

Is DTC detected?

YES

>> GO TO 4.

NO

>> INSPECTION END

4.

REPLACE AIR BAG DIAGNOSIS SENSOR UNIT

1.

Replace air bag diagnosis sensor unit. Refer to

SR-29, "Removal and Installation"

.

2.

Perform DTC confirmation procedure. Refer to

SRC-57, "DTC Logic"

.

Is DTC detected?

YES

>> GO TO 1.

DTC

Display contents of

CONSULT

DTC detecting condition

Possible cause

B1033
B1034

CRASH ZONE SEN
[UNIT FAIL]

Crash zone sensor is malfunctioning

• Disconnection of wiring harness
• Malfunction in crash zone sensor
• Malfunction in air bag diagnosis sensor unit

SRC-58

< DTC/CIRCUIT DIAGNOSIS >

B1033, B1034 CRASH ZONE SENSOR

NO

>> INSPECTION END

B1035 CRASH ZONE SENSOR

SRC-59

< DTC/CIRCUIT DIAGNOSIS >

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B1035 CRASH ZONE SENSOR

DTC Logic

INFOID:0000000009649875

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

CHECK SELF-DIAG RESULT

With CONSULT

1.

Turn ignition switch ON.

2.

Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT.

Without CONSULT

1.

Turn ignition switch ON.

2.

Check the air bag warning lamp status. Refer to

SRC-15, "On Board Diagnosis Function"

.

NOTE:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.

Is malfunctioning part detected?

YES

>> Refer to

SRC-59, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000009649876

WARNING:

• Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait 3 minutes

or more. (To discharge backup capacitor.)

• Never use unspecified tester or other measuring device.

1.

CHECK HARNESS CONNECTOR

Check the harness connector.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace harness connectors.

2.

CHECK WIRING HARNESS

Check the wiring harness externals.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace wiring harness.

3.

REPLACE CRASH ZONE SENSOR

1.

Replace crash zone sensor. Refer to

SR-23, "Removal and Installation"

.

2.

Perform DTC confirmation procedure. Refer to

SRC-59, "DTC Logic"

.

Is DTC detected?

YES

>> GO TO 4.

NO

>> INSPECTION END

4.

REPLACE AIR BAG DIAGNOSIS SENSOR UNIT

1.

Replace air bag diagnosis sensor unit. Refer to

SR-29, "Removal and Installation"

.

2.

Perform DTC confirmation procedure. Refer to

SRC-59, "DTC Logic"

.

Is DTC detected?

YES

>> GO TO 1.

DTC

Display contents of

CONSULT

DTC detecting condition

Possible cause

B1035

CRASH ZONE SEN
[COMM FAIL]

Crash zone sensor is malfunctioning or out of
the specified specification

• Disconnection of wiring harness
• Malfunction in crash zone sensor
• Malfunction in air bag diagnosis sensor unit

SRC-60

< DTC/CIRCUIT DIAGNOSIS >

B1035 CRASH ZONE SENSOR

NO

>> INSPECTION END