I am doing the repairs myself. I consulted a dealership mechanic as well as a friend and they told me its not worth it to have someone else do it between labor and parts. I got a block tester from the store to test for hydrocarbons but the engine wont run long enough for me to get out of the car and...

My V40 recently overheated due to a bad radiator. I had the radiator replaced and it drove home fine. The check engine light went off again and was due to a misfire cylinder 2. I replaced the spark plugs and injectors. After I did that, it ran rougher and sputtered??. I have not had it scanned since...