Check Lane Change Signal Function

Trouble symptom: 

The lane change signal function of the turn signal indicator does not operate.

1. CHECK HAZARD LIGHT SYSTEM. 

   Check the hazard light system. Refer to LIGHTING SYSTEM>TURN SIGNAL LIGHT AND HAZARD LIGHT SYSTEM>INSPECTION>CHECK HAZARD LIGHT OPERATION .

   Is the hazard light system normal?

   Yes:  Go to  2.

   No:  Repair the hazard light system.

2. CHECK TURN SIGNAL LIGHT SYSTEM. 

   Check the turn signal light system. Refer to LIGHTING SYSTEM>TURN SIGNAL LIGHT AND HAZARD LIGHT SYSTEM>INSPECTION>CHECK TURN SIGNAL LIGHT SYSTEM .

   Is the turn signal light system normal?

   Yes:  Go to  3.

   No:  Repair the turn signal light system.

3. CHECK BODY INTEGRATED UNIT SETTING. 

   Display the [Lane change signal setting] data using Subaru Select Monitor. Refer to BODY CONTROL (DIAGNOSTICS)>CUSTOMIZE .

   Is the setting in the [Support]?

   Yes:  Check the body integrated unit and replace it if defective.

   • Inspection: Refer to BODY CONTROL (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE .
   • Replacement: Refer to SECURITY AND LOCKS>BODY INTEGRATED UNIT .

   No:  Turn the setting to [Support].