P050A Diagnostic Trouble Code Discussion for August 2017
Cold Start Idle Air Control System Performance
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| Help Request | Posted | |
| 2012 Subaru Legacy 2.5i Premium 2.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: 4S3BMCC60C P050A: cold start idle air control system. 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 P050A: cold start idle air control system. 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 |
