Subaru Baja Electrical Issues — Car Forums at Edmunds Subaru Baja Electrical Issues. PF_Flyer Pennsylvania Furnace, PA Posts: This is the 6th Subaru I have owned and hate to think this will be an ongoing problem. My baja is 4 1/2 years old. 0. ateixeira Posts: Just replaced the deck in my Baja. I bought the wiring harness from crutchfield, they included a handy installation guide for free engine wiring harness repair | Subaru Outback Forums Aug 11, 2017he is correct though - any engine wiring harness issues and Subaru only calls for replacement of the entire wiring harness. is the sensor bad? how did they verify it is the wire? you don't really want a turbo engine throwing cylinder misfires too long.