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SBC-22 < SYMPTOM DIAGNOSIS > REAR SEAT BELT WARNING LAMP DOES NOT ILLUMINATE REAR SEAT BELT WARNING LAMP DOES NOT ILLUMINATE Diagnosis Procedure INFOID:0000000010431972 1. CHECK DTC OF “AIR BAG DIAGNOSIS SENSOR UNIT” Check DTC in “Self Diagnosis Result” “Air bag diagnosis sensor unit” using CONSULT. YES >> Perform the trouble diagnosis related to the detected DTC. Refer to NO >> GO TO 2. 2. CHECK DTC OF “COMBINATION METER” Check DTC in “Self Diagnosis Result” “Air bag diagnosis sensor unit” using CONSULT. YES >> Perform the trouble diagnosis related to the detected DTC. Refer to . NO >> GO TO 3 3. CHECK COMBINATION METER POWER SUPPLY AND GROUND CIRCUIT Check combination meter power supply and ground circuit. Refer to MWI-66, "COMBINATION METER : Diag- . Is the inspection result normal? YES >> GO TO 4. NO >> Repair or replace the malfunctioning parts. 4. CHECK HARNESS CONNECTOR Check the harness connector for disconnection, looseness or damage. Is the inspection result normal? YES >> GO TO 5. NO-1 >> damage: Replace malfunctioning parts. NO-2 >> disconnection or looseness: Securely lock the connector. 5. CHECK WIRING HARNESS Check the wiring harness externals. Is the inspection result normal? YES >> GO TO 6. NO >> Replace malfunctioning parts. 6. CHECK REAR SEAT BELT BUCKLE SWITCH Check the applicable rear seat belt buckle switch. Refer to . Is the inspection result normal? YES >> GO TO 7. NO >> Replace the applicable rear seat belt buckle. 7. REPLACE AIR BAG DIAGNOSIS SENSOR UNIT 1. Replace air bag diagnosis sensor unit. 2. Check air bag warning lamp operation. Is the inspection result normal? YES >> INSPECTION END NO >> GO TO 8. 8. REPLACE COMBINATION METER 1. Replace combination meter. Refer to MWI-86, "Removal and Installation" 2. Check air bag warning lamp operation. Is the inspection result normal? YES >> INSPECTION END NO >> GO TO 9. |