Component Function Check

Component Function Check

1. CHECK HAZARD SWITCH SIGNAL

   1. CONSULT

      1. Ignition switch ON.

      2. Select “HAZARD SW” in “Data Monitor” mode of “BCM(FLASHER)”.

      3. With operating the hazard switch, check the monitor status.

         Monitor item	Condition		Monitor status
         HAZARD SW	Hazard switch	ON	On
         		OFF	Off

   Is the inspection result normal?

   YES >>

   Hazard switch circuit is normal.

   NO >>

   Refer to Diagnosis Procedure.

Diagnosis Procedure

Diagnosis Procedure

1. CHECK HAZARD SWITCH SIGNAL

   1. 1. Ignition switch OFF.

      2. Disconnect hazard switch connector.

      3. Check voltage between hazard switch harness connector and ground.

         +		-	Voltage (Approx.)
         Hazard switch
         Connector	Terminal
         M102	2	Ground	Battery voltage

   Is the inspection result normal?

   YES >>

   GO TO 4.

   NO >>

   GO TO 2.

2. CHECK HAZARD SWITCH SIGNAL CIRCUIT (OPEN)

   1. 1. Disconnect BCM connector.

      2. Check continuity between hazard switch harness connector and BCM harness connector.

         Hazard switch		BCM		Continuity
         Connector	Terminal	Connector	Terminal
         M102	2	M84	13	Yes

   Is the inspection result normal?

   YES >>

   GO TO 3.

   NO >>

   Repair or replace harness.

3. CHECK HAZARD SWITCH SIGNAL CIRCUIT (SHORT)

   1. Check continuity between hazard switch harness connector and ground.

      Hazard switch		—	Continuity
      Connector	Terminal
      M102	2	Ground	No

   Is the inspection result normal?

   YES >>

   Replace BCM. Refer to Removal and Installation.

   NO >>

   Repair or replace harness.

4. CHECK HAZARD SWITCH GROUND CIRCUIT

   1. Check continuity between hazard switch harness connector and ground.

      Hazard switch		—	Continuity
      Connector	Terminal
      M102	3	Ground	Yes

   Is the inspection result normal?

   YES >>

   GO TO 5.

   NO >>

   Repair or replace harness.

5. CHECK HAZARD SWITCH

   1. Check hazard switch. Refer to Component Inspection.

   Is the inspection result normal?

   YES>>

   Inspection End.

   NO>>

   Replace hazard switch. Refer to Removal and Installation.