Nissan Murano: Security Control System :: Dtc/circuit Diagnosis / Security Indicator Lamp

Component Function Check

CHECK FUNCTION

CONSULT

1. Select the "THEFT IND" in "Active Test" mode of "BCM(IMMU)".

2. Check security indicator lamp operation.

Is the inspection result normal?

Inspection End.

Refer to Diagnosis Procedure.

CHECK SECURITY INDICATOR LAMP POWER SUPPLY CIRCUIT

1. Ignition switch OFF.

2. Disconnect combination meter connector.

3. Check voltage between combination meter harness connector and ground.

   (+)		(–)	Voltage (Approx.)
   Combination meter
   Connector	Terminal
   M23	46	Ground	Battery voltage

Is the inspection result normal?

GO TO 2.

Check 10 A fuse [No. 13, located in the fuse block (J/B)].

Check harness for open or short between combination meter and fuse.

CHECK SECURITY INDICATOR LAMP SIGNAL

1. Connect combination meter connector.

2. Disconnect BCM connector.

3. Check voltage between BCM harness connector and ground.

   (+)		(–)	Voltage (Approx.)
   BCM
   Connector	Terminal
   M18	18	Ground	Battery voltage

Is the inspection result normal?

GO TO 3.

GO TO 4.

REPLACE BCM

1. Replace BCM. Refer to Removal and Installation.

2. Perform initialization of BCM and registration of all Intelligent Keys. Refer to Work Procedure.

Inspection End.

CHECK SECURITY INDICATOR LAMP CIRCUIT

1. Disconnect combination meter connector.

2. Check continuity between combination meter harness connector and BCM harness connector.

   Combination meter		BCM		Continuity
   Connector	Terminal	Connector	Terminal
   M24	7	M18	18	Yes

3. Check continuity between combination meter harness connector and ground.

   Combination meter		Ground	Continuity
   Connector	Terminal
   M24	7		No

Is the inspection result normal?

Replace combination meter. Refer to Removal and Installation.

Repair or replace harness.