CHECK Blind Spot Detection/Rear Cross Traffic Alert INDICATOR

Check the Blind Spot Detection/Rear Cross Traffic Alert system. Ref. to Blind Spot Detection/Rear Cross Traffic Alert (DIAGNOSTICS)>Basic Diagnostic Procedure .
Check the outer mirror assembly.

Check that the BSD/RCTA indicator on the mirror surface illuminates normally when the BSD/RCTA OFF switch is turned ON while it is installed to the vehicle.
If it does not illuminate normally, replace the mirror - repair.
Check that it illuminates normally. If it does not illuminate normally, replace the outer mirror assembly.