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Just FYI for anyone who googles CEL P1312 and finds this thread; I made the same mistake everyone does with after-market ignition coils and they generated more CEL. Assuming P1312 is misfire in...

Wulf, thank you for the quick reply, hadn't seen anything in prior threads about the WIS (?) and the plugs I pulled weren't sooty. Any recommendations on whether I start replacing the ignition coils...

Can't seem to find an answer for the P1312 error on my 2006 9-3 2.0T convertible; it doesn't seem to have a DIC and I replaced all four plugs (OEM recomended NGK plugs). It still sputters when...