Nissan Sentra manuals

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:

Instrument panel
Headlight/fog light (if so equipped)/turn signal switch Steering wheel switch for trip computer, audio control and Bluetooth® Hands-Free Phone System (if so equipped) Driver’s supplemental air bag/Horn Meters and gauges Cruise control main/set switches (if so equipped) ...

System description
COMPONENT PARTS Component Part Location ECM IPDM E/R BCM (view with combination meter removed) A/C auto amp. (view with A/C switch assembly removed) A/C switch assembly A/C Compressor Refrigerant pressure sensor (view with front bumper fascia removed) Fuse Block (J/ ...

Windshield wipers and washer
Operating the wiper lever Operating the lever operates the wipers or washer as follows. When intermittent windshield wiper operation is selected, the wiper interval can be also adjusted. *1 or *2 Intermittent windshield wiper operation The intermittent windshield wiper operat ...

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