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C0231 Diagnostic Trouble Code Discussion for August 2017

rear wheel speed erratic


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Trouble Ticket Help Requests for DTC C0231
Help Request Posted
2012 Subaru Legacy 2.5i Premium 2.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: 4S3BMCC60C
Vehicle came in on tow truck. Very rough idle, had to two foot it into the shop. Pulled codes, found multiple misfires on multiple cylinders. Replaced spark plugs. After replacing spark plugs, misfires went away on cylinders 3 and 4, cylinder 1 still misfiring...
August 08, 2017
2012 Subaru Legacy 2.5i Premium 2.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: 4S3BMCC60C
Vehicle came in on tow truck. Very rough idle, had to two foot it into the shop. Pulled codes, found multiple misfires on multiple cylinders. Replaced spark plugs. After replacing spark plugs, misfires went away on cylinders 3 and 4, cylinder 1 still misfiring...
August 09, 2017