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Nissan Sentra Service Manual: SRS Air bag warning lamp does not turn OFF

Nissan Sentra Service Manual / Restraints / SRS airbag control system / Symptom diagnosis / SRS Air bag warning lamp does not turn OFF

Diagnosis Procedure

1.CHECK AIR BAG MODULE AND SEAT BELT PRE-TENSIONER

Check the deployment of air bag module.

Is air bag module deployed? YES >> Replace the malfunctioning parts.

NO >> GO TO 2.

2.CHECK AIR BAG FUSE

Check 10 A fuse [No.3, located in fuse block (J/B)].

Is the inspection result normal? YES >> GO TO 3.

NO >> Replace the fuse.

3.CHECK HARNESS CONNECTOR

Check the harness connector.

Is the inspection result normal? YES >> GO TO 4.

NO >> Replace harness connectors.

4.CHECK WIRING HARNESS

Check the wiring harness externals.

Is the inspection result normal? YES >> GO TO 5.

NO >> Replace wiring harness.

5.REPLACE AIR BAG DIAGNOSIS SENSOR UNIT

  1. Replace air bag diagnosis sensor unit. Refer to SR-28, "Removal and Installation".
  2. Check air bag warning lamp operation.

Is the inspection result normal? YES >> INSPECTION END

NO >> GO TO 6.

6.REPLACE COMBINATION METER

  1. Replace combination meter. Refer to MWI-77, "Removal and Installation".
  2. Check air bag warning lamp operation.

Is the inspection result normal? YES >> INSPECTION END

NO >> GO TO 1.

Symptom diagnosis
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SRS Air bag warning lamp does not turn ON
Diagnosis Procedure 1.CHECK COMBINATION METER POWER SUPPLY AND GROUND CIRCUIT Check combination meter unit power supply and ground circuit. Refer to MWI-52, "COMBINATION METER : Diagnosis Pr ...

Other materials:

Removal and installation
Power socket Removal and installation Front console power socket Removal Remove the cvt/mt shift selector finisher. Refer to ip-14, "exploded view". Remove cap from the front console power socket. Remove the screws (a) and the storage bin (1). Disconnect the harness ...

Removal and installation
Combination meter Exploded view Combination meter Front cover Removal and installation Removal Remove cluster lid a. Refer to ip-19, "removal and installation". Remove the screws from the combination meter. Remove the combination meter. Disconnect the comb ...

Door lock actuator
Driver side Driver side : component function check 1.CHECK FUNCTION Select DOOR LOCK of BCM using CONSULT. Select DOOR LOCK in ACTIVE TEST mode. Touch ALL LOCK or ALL UNLK to check that it works normally. Is the inspection result normal? YES >> Door lock actuator is OK. NO > ...

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