Nissan Sentra Service Manual: SRS Air bag warning lamp does not turn ON
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 Procedure".
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace the malfunctioning parts.
2.CHECK HARNESS CONNECTOR
Check the harness connector.
Is the inspection result normal? YES >> GO TO 3.
NO >> Replace harness connectors.
3.CHECK WIRING HARNESS
Check the wiring harness externals.
Is the inspection result normal? YES >> GO TO 4.
NO >> Replace wiring harness.
4.CHECK AIR BAG DIAGNOSIS SENSOR UNIT
Disconnect air bag diagnosis sensor unit connector and turn ignition switch ON.
Does air bag warning lamp turn ON? YES >> Replace air bag diagnosis sensor unit. Refer to SR-28, "Removal and Installation".
NO >> Replace combination meter. Refer to MWI-77, "Removal and Installation".
Seat belt warning systemSeat Belt Warning System Does Not Function 1.SEAT BELT WARNING LIGHT Turn ignition switch ON. Does the seat belt warning lamp come ON? YES >> GO TO 2. NO >> вЂў Check 10A fuse ...
To sound the horn, push near the horn icon on the steering wheel. WARNINGDo not disassemble the horn. Doing so could affect proper operation of the supplemental front air bag system. Tampering with the supplemental front air bag system may result in serious personal injury. ...
NISSAN Intelligent Key® (if so equipped)
Your vehicle can only be driven with the Intelligent Keys which are registered to your vehicle’s Intelligent Key components and NISSAN Vehicle Immobilizer System components. Never leave these keys in the vehicle. As many as 4 Intelligent Keys can be registered and used with one vehicle.