Nissan Versa Sedan Service ManualBody exterior, doors, roof & vehicle security » Security control system (SEC) » Vehicle security indicator
Diagnosis Procedure
Diagnosis Procedure
Regarding Wiring Diagram information, refer to SEC "Wiring Diagram".
1.SECURITY INDICATOR LAMP ACTIVE TEST
With CONSULT
Check "THEFT IND" in "ACTIVE TEST" of IMMU mode with CONSULT.
Without CONSULT
1. Disconnect BCM.
2. Check voltage between BCM harness connector M18 terminal 23 and ground.
Is the inspection result normal?
YES >> Security indicator lamp is OK.
NO >> GO TO 2
2.SECURITY INDICATOR LAMP CHECK
Check security indicator lamp condition.
Is the inspection result normal?
YES >> GO TO 3
NO >> Replace combination meter. Refer to MWI "Removal and Installation" (type B) or MWI "Removal and Installation" (type A).
3.CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect BCM and security indicator lamp connector.
3. Check continuity between BCM connector M18 terminal 23 and combination meter type B connector M82 terminal 18 or type A connector M24 terminal 31.
Type B: 23 - 18 : Continuity should exist.
Type A: 23 - 31 : Continuity should exist.
4. Check continuity between BCM connector M18 terminal 23 and ground.
23 - Ground : Continuity should not exist.
Is the inspection result normal?
YES >> Check the following:
- 10A fuse [No. 8, located in fuse block (J/B)]
- Harness for open or short between security indicator lamp and fuse
NO >> Repair or replace harness.
SYMPTOM DIAGNOSIS