1.4K views · 39 reactions | Your check engine light can only tell you so much ⚠️ This is why diagnosis is so important! Thanks to @i_wire this Subaru won’t have to deal with the same issue again and again, and the customer saved a ton of money by not having to replace the entire wiring harness. . #simplysubarus #subarumechanic #mechanictips #autorepairshop #electrical #subaru | Simply Subaru's | Facebook