Hi Beam Indicator Does Not Illuminate

Trouble causes: 

• CAN communication failure
• Body integrated unit malfunction
• Combination meter malfunction
• Headlight system circuit malfunction

1. CHECK DTC  .

   Read the DTC of [Body Control] using the Subaru Select Monitor. Ref. to BODY CONTROL (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) .

   Are any DTCs displayed? (Current malfunction)

   Yes  : Perform the diagnosis for the displayed DTCs.

   No  : Go to  2.

2. CHECK DTC  .
   1. Start the engine.
   2. Using the Subaru Select Monitor, read all DTCs. Ref. to LAN SYSTEM (DIAGNOSTICS) (HEV)>DIAGNOSTIC TROUBLE CODE (DTC) .

   Is DTC U**** displayed? (Current malfunction)

   Yes  : Perform the diagnosis according to the basic diagnostic procedure in LAN SYSTEM (DIAGNOSTICS). Ref. to LAN SYSTEM (DIAGNOSTICS) (HEV)>BASIC DIAGNOSTIC PROCEDURE .

   No  : Go to  3.

3. CHECK HI BEAM INDICATOR. { 

   Using the Subaru Select Monitor, check the following items in the [Active Test] of [Combination Meter]. Ref. to COMBINATION METER (DIAGNOSTICS)>ACTIVE TEST .

   • High-beam indicator

   Do the indication on Subaru Select Monitor and the HI beam indicator indication match?

   Yes  : Go to  4.

   No  : Replace the combination meter. Ref. to INSTRUMENTATION/DRIVER INFO>COMBINATION METER .

4. CHECK DATA MONITOR FOR BODY INTEGRATED UNIT  .

   Using the Subaru Select Monitor, check the following items in the [Data Monitor] of [Body Control]. Ref. to BODY CONTROL (DIAGNOSTICS)>DATA MONITOR .

   • Dimmer Hi Switch Input

   Do the switch operation and data indication match?

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

   No  : Check the headlight system. Ref. to LIGHTING SYSTEM>HEADLIGHT SYSTEM .