FixVault

Check Hazard Light Operation

  1. CHECK HAZARD LIGHT OPERATION. 

    Make sure the hazard light blinks when hazard switch is turned to ON.

    Does the hazard light blink?

    Yes:  Go to  2.

    No:  Check the hazard light circuit.

  2. CHECK BODY INTEGRATED UNIT SETTING. 

    Display the data of «Abnormal warning lamp flashing setting» using Subaru Select Monitor.

    NOTE: For detailed operation procedures, refer to "Application help".

    Is the setting ON?

    Yes:  Go to  3.

    No:  Turn the setting to ON.

  3. CHECK DATA MONITOR. 

    Display the data of «Hazard Output» using Subaru Select Monitor.

    Is output signal present when operating the transmitter LOCK/UNLOCK button?

    Yes:  Go to  4.

    No:  Go to  5.

  4. CHECK KEYLESS ENTRY OPERATION. 

    Press the LOCK/UNLOCK button of the keyless transmitter.

    Does it operate properly?

    Yes:  Replace the body integrated unit. Refer to SECURITY AND LOCKS>BODY INTEGRATED UNIT .

    No:  Check keyless entry system. Refer to SECURITY AND LOCKS>KEYLESS ENTRY SYSTEM>INSPECTION>SYMPTOM CHART .

  5. CHECK HAZARD LIGHT CIRCUIT. 
    1. Disconnect the connectors of the body integrated unit and turn signal & hazard unit.
    2. Check the harness between body integrated unit and turn signal & hazard unit.

      Connector & terminal 

      (il71) No. 18 - (B32) No. 8:

    Is harness normal?

    Yes:  Check body integrated unit. Refer to BODY CONTROL SYSTEM (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE .

    No:  Repair or replace the harness.