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Daytime Running Light System Check

DIAGNOSTIC PROCEDURE

Step Check Yes No
1 CHECK BODY INTEGRATED UNIT. 
Read the DTC using Subaru Select Monitor.
NOTE: For detailed procedures, refer to "PC application help for Subaru Select Monitor".
 Is DTC displayed? Perform the diagnosis according to DTC. Go to step 2. 
2 CHECK CURRENT DATA. 
Display the following items using Subaru Select Monitor.
  • «Parking Brake Switch Input»
  • «Shift position»
  • «Lighting II Switch Input»
 Is the input signal normal? Go to step 3.  Check the defective part.
3 CHECK RELAY. 
Check the daytime running light relay. <Ref. to CHECK RELAY , INSPECTION, Relay and Fuse.>		 Is the relay OK? Go to step 4.  Replace the relay.
4 CHECK HARNESS. 
Check each harness.		 Is harness normal? Replace the body integrated unit. <Ref. to REMOVAL , Body Integrated Unit.> Repair or replace the harness.
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