B1344
Description
DTC B1343 - B1349 FRONT DOOR SATELLITE SENSOR LH
The front door satellite sensor LH is wired to the air bag diagnosis sensor unit. The air bag diagnosis sensor unit will monitor the front door satellite sensor LH for internal failures and its circuits for communication errors.
PART LOCATION
Refer to "Component Parts Location" Locations.
DTC Logic
DTC DETECTION LOGIC
With CONSULT
Without CONSULT
DTC CONFIRMATION PROCEDURE (With CONSULT)
1. INSPECTION START
Turn ignition switch ON.
- GO TO 2.
2. CHECK SELF-DIAG RESULT
Check for the DTC on CONSULT.
Is the DTC detected?
YES- Refer to "Diagnosis Procedure" .
NO- Inspection End.
DTC CONFIRMATION PROCEDURE (Without CONSULT)
NOTE:
Revision: March 20122013 Infiniti JX
SRS will not enter diagnosis mode if no malfunction is detected in user mode.
1. IGNITION SWITCH
Turn ignition switch ON.
- GO TO 2
2. IGNITION SWITCH
After air bag warning lamp lights for 7 seconds, turn ignition switch OFF within 1 second.
- GO TO 3
3. WAIT TIME
Wait more than 3 seconds.
- GO TO 4
4. REPEAT STEPS
Repeat steps 1 to 3 twice.
- GO TO 5
5. IGNITION SWITCH
Turn ignition switch ON.
- GO TO 6
6. DIAGNOSTIC MODE
SRS system is now in diagnostic mode and AIR BAG warning lamp flashes. Refer to "Flash Code Index" Manufacturer Code Charts.
-END
Diagnosis Procedure
Recheck SRS after each replacement.
1. HARNESS CONNECTOR
Is there any visible damage to the connector?
YES or NO
YES- Replace the harness.
NO- GO TO 2
2. WIRING HARNESS
Is there any visible damage to the harness?
YES or NO
YES- Replace the harness.
NO- GO TO 3
3. FRONT DOOR SATELLITE SENSOR LH
Replace the front door satellite sensor LH. Refer to "Removal and Installation" Removal and Installation.
- GO TO 4
4. AIR BAG DIAGNOSIS SENSOR UNIT
Replace the air bag diagnosis sensor unit. Refer to "Removal and Installation" Removal and Installation.
Revision: March 20122013 Infiniti JX
- GO TO 5
5. RELATED HARNESS
Replace the related harness.
-END
Revision: March 20122013 Infiniti JX