Nissan Murano. Instruction — part 1294

SRC-24

< DTC/CIRCUIT DIAGNOSIS >

[FOR USA AND CANADA]

B0001 DRIVER AIR BAG MODULE

YES

>> GO TO 2.

NO

>> Replace harness connector.

2.

CHECK WIRING HARNESS

Check the wiring harness externals.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace wiring harness.

3.

CHECK DTC

Perform each inspection according to the displayed DTC.

Which DTC is displayed?

[OPEN] >> GO TO 4.
[VB-SHORT] >> GO TO 8.
[GND-SHORT]>> GO TO 5.
[SHORT] >> GO TO 6.

4.

CHECK SPIRAL CABLE CIRCUIT 1

1.

Turn ignition switch OFF.

2.

Disconnect driver air bag module harness connector and combination switch (spiral cable) harness con-
nector.

3.

Check continuity between driver air bag module harness connector and combination switch (spiral cable)
harness connector.

Is the inspection result normal?

YES

>> GO TO 9.

NO

>> Replace combination switch (spiral cable). Refer to

SR-15, "Removal and Installation"

.

5.

CHECK SPIRAL CABLE CIRCUIT 2

1.

Turn ignition switch OFF.

2.

Disconnect driver air bag module harness connector and combination switch (spiral cable) harness con-
nector.

3.

Check continuity between driver air bag module harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 9.

NO

>> Replace combination switch (spiral cable). Refer to

SR-15, "Removal and Installation"

.

6.

CHECK SPIRAL CABLE CIRCUIT 3

1.

Turn ignition switch OFF.

2.

Disconnect driver air bag module harness connector and combination switch (spiral cable) harness con-
nector.

3.

Check continuity between combination switch (spiral cable) terminals.

Driver air bag module

Combination switch (spiral cable)

Continuity

Connector

Terminal

Connector

Terminal

M350

10

M32

28

Existed

11

30

M351

9

12

29

Driver side air bag module

Ground

Continuity

Connector

Terminal

M350

10

Not existed

11

M351

9

12

B0001 DRIVER AIR BAG MODULE

SRC-25

< DTC/CIRCUIT DIAGNOSIS >

[FOR USA AND CANADA]

C

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SRC

N

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Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Replace combination switch (spiral cable). Refer to

SR-15, "Removal and Installation"

.

7.

CHECK SPIRAL CABLE CIRCUIT 4

Check continuity between combination switch (spiral cable) terminals.

Is the inspection result normal?

YES

>> GO TO 9.

NO

>> Replace combination switch (spiral cable). Refer to

SR-15, "Removal and Installation"

.

8.

REPLACE COMBINATION SWITCH (SPIRAL CABLE)

1.

Replace combination switch (spiral cable). Refer to

SR-15, "Removal and Installation"

.

2.

Perform DTC confirmation procedure. Refer to

SRC-23, "DTC Logic"

.

Is DTC detected?

YES

>> GO TO 9.

NO

>> INSPECTION END

9.

REPLACE DRIVER AIR BAG MODULE

1.

Replace driver air bag module. Refer to

SR-12, "Removal and Installation"

.

2.

Perform DTC confirmation procedure. Refer to

SRC-23, "DTC Logic"

.

Is DTC detected?

YES

>> GO TO 10.

NO

>> INSPECTION END

10.

REPLACE AIR BAG DIAGNOSIS SENSOR UNIT

1.

Replace air bag diagnosis sensor unit. Refer to

SR-26, "Removal and Installation"

.

2.

Perform DTC confirmation procedure. Refer to

SRC-23, "DTC Logic"

.

Is DTC detected?

YES

>> GO TO 1.

NO

>> INSPECTION END

Combination switch (spiral cable)

Continuity

Connector

Terminal

M350

10

11

Not existed

M351

9

12

Combination switch (spiral cable)

Continuity

Connector

Terminal

M32

28

30

Not existed

29

SRC-26

< DTC/CIRCUIT DIAGNOSIS >

[FOR USA AND CANADA]

B0002 DRIVER AIR BAG MODULE

B0002 DRIVER AIR BAG MODULE

DTC Logic

INFOID:0000000009718487

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-26, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000009718488

WARNING:

DTC

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

Possible cause

B0002

DRIVER AIRBAG MOD-
ULE 2
[Driver Frontal Stage 2 De-
ployment Control (Sub-
fault)]

[OPEN]

Driver air bag module circuit is
open
(including the spiral cable)

• Connection malfunction

or open circuit of har-
ness and connector

• Internal malfunction of

driver air bag module

• Internal malfunction of

air bag diagnosis sensor
unit

[VB-SHORT]

Driver air bag module circuit is
shorted to power supply circuit
(including the spiral cable)

• Connection malfunction

or short circuit to power
supply of harness and
connector

• Internal malfunction of

driver air bag module

• Internal malfunction of

air bag diagnosis sensor
unit

[GND-SHORT]

Driver air bag module circuit is
shorted to ground
(including the spiral cable)

• Connection malfunction

or short circuit to ground
of harness and connec-
tor

• Internal malfunction of

driver air bag module

• Internal malfunction of

air bag diagnosis sensor
unit

[SHORT]

Driver air bag module circuits are
shorted to each other
(including the spiral cable)

• Connection malfunction

or short circuit of har-
ness and connector

• Internal malfunction of

driver air bag module

• Internal malfunction of

air bag diagnosis sensor
unit

B0002 DRIVER AIR BAG MODULE

SRC-27

< DTC/CIRCUIT DIAGNOSIS >

[FOR USA AND CANADA]

C

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SRC

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• Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait at least 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 connector.

2.

CHECK WIRING HARNESS

Check the wiring harness externals.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace wiring harness.

3.

CHECK DTC

Perform each inspection according to the displayed DTC.

Which DTC is displayed?

[OPEN] >> GO TO 4.
[VB-SHORT] >> GO TO 8.
[GND-SHORT]>> GO TO 5.
[SHORT] >> GO TO 6.

4.

CHECK SPIRAL CABLE CIRCUIT 1

1.

Turn ignition switch OFF.

2.

Disconnect driver air bag module harness connector and combination switch (spiral cable) harness con-
nector.

3.

Check continuity between driver air bag module harness connector and combination switch (spiral cable)
harness connector.

Is the inspection result normal?

YES

>> GO TO 9.

NO

>> Replace combination switch (spiral cable). Refer to

SR-15, "Removal and Installation"

.

5.

CHECK SPIRAL CABLE CIRCUIT 2

1.

Turn ignition switch OFF.

2.

Disconnect driver air bag module harness connector and combination switch (spiral cable) harness con-
nector.

3.

Check continuity between driver air bag module harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 9.

Driver air bag module

Combination switch (spiral cable)

Continuity

Connector

Terminal

Connector

Terminal

M350

10

M32

28

Existed

11

30

M351

9

12

29

Driver side air bag module

Ground

Continuity

Connector

Terminal

M350

10

Not existed

11

M351

9

12