DTC B281E: RAB Control Module

DTC detecting condition: 

• Defective RAB Control Module.
• Defective unit that is cooperatively controlled with stereo camera.

Trouble symptom: 

• The Reverse Automatic Braking function does not operate.
• RAB warning light illuminates.

1. CHECK DTCS (DETERMINING A FAILURE OF COOPERATIVE CONTROL UNIT)  .

   Read the DTC related to EyeSight using the Subaru Select Monitor. Ref. to EyeSight (DIAGNOSTICS)>Diagnostic Code(s) Display 

   Is DTC other than DTC B281E displayed?

   Yes: Perform the diagnosis for the displayed DTCs.

   No: Go to  2

2. CHECK DTC  .

   Read the DTC related to the Reverse Automatic Braking using the Subaru Select Monitor. Ref. to Reverse Automatic Braking(DIAGNOSTICS)>Read Diagnostic Trouble Code (DTC)

   Are any DTCs displayed?

   Yes: Perform the diagnosis for the displayed DTCs.

   No: Finish the diagnosis.