2014 NISSAN TEANA ignition

SRC-52
< DTC/CIRCUIT DIAGNOSIS >
B0020 SIDE AIRBAG MODULE LH
YES >> Refer to SRC-52, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009781058
NOTE:
Follow the procedures in numerical order when repairi ng malfunctioning parts. Confirm whether malfunction is
eliminated using air bag warning lamp each time repair is finished. If malfunction is still observed, proceed to
the next step. When malfunction is eliminated, further repair work is not required.
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 ins pected 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-43, "Intermittent Incident"
.
3.WIRING HARNESS
Check the wiring harness for visible damage
NOTE.
NOTE:
The entire wiring harness should be in spected 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-43, "Intermittent Incident"
.
5.AIR BAG DIAGNOSIS SENSOR UNIT
1. Replace the air bag diagnosis sensor unit. 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.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

B0020 SIDE AIRBAG MODULE LHSRC-53
< DTC/CIRCUIT DIAGNOSIS >
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6.SIDE AIR BAG MODULE LH
1. Replace the side air bag module LH. Refer to SR-21, "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.
7.RELATED HARNESS
Replace the related harness.
>>END
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

SRC-54
< DTC/CIRCUIT DIAGNOSIS >
B0028 SIDE AIRBAG MODULE RH
B0028 SIDE AIRBAG MODULE RH
DescriptionINFOID:0000000009460750
DTC B0028 FRONT RH SIDE AIR BAG MODULE
The front RH side air bag module 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 front RH side air bag module.
PA R T L O C AT I O N
Refer to SRC-5, "Component Parts Location".
DTC LogicINFOID:0000000009460751
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-55, "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-55, "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?
CONSULT name DTC DTC detecting condition Repair order
SIDE AIRBAG MODULE RH CIRCUIT [OPEN]
B0028Front RH side air bag module circuit is
open. Refer to
SRC-55, "Diagnosis Procedure"
.
SIDE AIRBAG MODULE RH CIRCUIT [VB-SHORT] Front RH side air bag module circuit is
shorted to a power supply circuit.
SIDE AIRBAG MODULE RH CIRCUIT [GND-SHORT] Front RH side air bag module circuit is
shorted to ground.
SIDE AIRBAG MODULE RH CIRCUIT [SHORT] Front RH side air bag module circuits
are shorted to each other.
Flashes
(Primary) Flash Length
(seconds) Flashes
(Secondary) Malfunctioning Component or Circuit Reference
3 1.5 2 Front RH side air bag module SRC-55, "Diagnosis Procedure"
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

B0028 SIDE AIRBAG MODULE RHSRC-55
< DTC/CIRCUIT DIAGNOSIS >
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YES >> Refer to SRC-55, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009460752
NOTE:
Follow the procedures in numerical order when repairi ng malfunctioning parts. Confirm whether malfunction is
eliminated using air bag warning lamp each time repair is finished. If malfunction is still observed, proceed to
the next step. When malfunction is eliminated, further repair work is not required.
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-43, "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-43, "Intermittent Incident"
.
5.AIR BAG DIAGNOSIS SENSOR UNIT
1. Replace the air bag diagnosis sensor unit. 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.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

SRC-56
< DTC/CIRCUIT DIAGNOSIS >
B0028 SIDE AIRBAG MODULE RH
6.SIDE AIR BAG MODULE RH
1. Replace the side air bag module RH. Refer to SR-21, "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.
7.RELATED HARNESS
Replace the related harness.
>>END
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

B0021 SIDE CURTAIN AIR BAG MODULE LHSRC-57
< DTC/CIRCUIT DIAGNOSIS >
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B0021 SIDE CURTAIN AIR BAG MODULE LH
DescriptionINFOID:0000000009460753
DTC B0021 LH SIDE CURTAIN AIR BAG MODULE
The LH side curtain air bag module 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 LH side curtain air bag module.
PA R T L O C AT I O N
Refer to SRC-5, "Component Parts Location".
DTC LogicINFOID:0000000009460754
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-58, "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-58, "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?
CONSULT name DTC DTC detecting condition Repair order
CURTAIN AIRBAG MODULE LH CIRCUIT [OPEN]
B0021LH side curtain air bag module circuit
is open. Refer to
SRC-58, "Diagnosis Proce-
dure".
CURTAIN AIRBAG MODULE LH CIRCUIT [VB-SHORT] LH side curtain air bag module circuit
is shorted to a power supply circuit.
CURTAIN AIRBAG MODULE LH CIRCUIT [GND-SHORT] LH side curtain air bag module circuit
is shorted to ground.
CURTAIN AIRBAG MODULE LH CIRCUIT [SHORT] LH side curtain air bag module circuits
are shorted to each other.
Flashes
(Primary) Flash Length
(seconds) Flashes
(Secondary) Malfunctioning Component or Circuit Reference
3 1.5 3 LH side curtain air bag module SRC-58, "Diagnosis Procedure"
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

SRC-58
< DTC/CIRCUIT DIAGNOSIS >
B0021 SIDE CURTAIN AIR BAG MODULE LH
YES >> Refer to SRC-58, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis ProcedureINFOID:0000000009460755
NOTE:
Follow the procedures in numerical order when repairi ng malfunctioning parts. Confirm whether malfunction is
eliminated using air bag warning lamp each time repair is finished. If malfunction is still observed, proceed to
the next step. When malfunction is eliminated, further repair work is not required.
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 ins pected 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-43, "Intermittent Incident"
.
3.WIRING HARNESS
Check the wiring harness for visible damage
NOTE.
NOTE:
The entire wiring harness should be in spected 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-43, "Intermittent Incident"
.
5.AIR BAG DIAGNOSIS SENSOR UNIT
1. Replace the air bag diagnosis sensor unit. 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.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

B0021 SIDE CURTAIN AIR BAG MODULE LHSRC-59
< DTC/CIRCUIT DIAGNOSIS >
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6.SIDE CURTAIN AIR BAG MODULE LH
1. Replace the side curtain air bag module LH. Refer to SR-19, "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.
7.RELATED HARNESS
Replace the related harness.
>>END
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM