Check Of Welcome Lighting System

Trouble symptom: 

Welcome lighting does not illuminate.

1. CHECK BODY INTEGRATED UNIT SETTING. 

   Display the data of «Welcome Light Off Delay Time (Approaching)» or «Welcome Light Off Delay Time (Exiting)» using the Subaru Select Monitor.

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

   Is it turned to the setting other than «OFF»?

   Yes  Go to  2.

   No  Turn to the setting other than «OFF».

2. CHECK BODY INTEGRATED UNIT SETTING. 

   Display the data of «Illumination Sensor Setting» using Subaru Select Monitor.

   Is the setting «ON»?

   Yes  Go to  3.

   No  Turn the setting to «ON».

3. CHECK AUTO HEADLIGHT. 
   1. Set the lighting switch to AUTO position.
   2. Make the light control sensor vicinity dark.
   3. Turn the ignition switch to ON.

   Do the parking light, tail and headlight illuminate?

   Yes  Go to  4.

   No  Check the auto headlight system. Refer to LIGHTING SYSTEM>HEADLIGHT SYSTEM>INSPECTION>AUTO HEADLIGHT SYSTEM CHECK .

4. CHECK DOOR LOCK. 

   Operate the door lock using the keyless transmitter or the access key.

   Do the lock and unlock operate properly?

   Yes  Go to  5.

   No: 

   • Check keyless entry system. Refer to SECURITY AND LOCKS>KEYLESS ENTRY SYSTEM>INSPECTION .
   • Check the keyless access with push button start system. Refer to KEYLESS ACCESS WITH PUSH BUTTON START SYSTEM (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE .
5. CHECK BODY INTEGRATED UNIT. 
   1. Display the data of «IGN voltage» using Subaru Select Monitor.
   2. Turn the ignition switch to ON.

   Is the voltage 10 - 15 V?

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

   No  Repair or replace the harness.

Trouble symptom: 

Welcome lighting does not go off.

1. CHECK BODY INTEGRATED UNIT SETTING. 

   Display the data of «Welcome Light Off Delay Time (Approaching)» or «Welcome Light Off Delay Time (Exiting)» using the Subaru Select Monitor.

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

   Is the illumination time setting correct?

   Yes  Go to  2.

   No  Set the illumination time.

2. CHECK THE LIGHTS. 

   Set the lighting switch to the switch 1 (TAIL/PARKING) and switch 2 (HEAD).

   Do the parking light, tail light and headlight illuminate?

   Yes  Go to  3.

   No  Check the combination switch (light) and each light circuit.

3. CHECK BODY INTEGRATED UNIT. 

   Using the Subaru Select Monitor, display the data of «Driver's door SW input».

   Does the display switch between «OFF»←→«ON» when driver's door is opened/closed?

   Yes  Go to  4.

   No  Check the door switch. Refer to SECURITY AND LOCKS>KEYLESS ENTRY SYSTEM>INSPECTION>CHECK DOOR SWITCH .

4. CHECK DOOR LOCK. 

   Operate the door lock using the keyless transmitter or the access key.

   Do the lock and unlock 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 .
   • Check the keyless access with push button start system. Refer to KEYLESS ACCESS WITH PUSH BUTTON START SYSTEM (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE .