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Prev Professional Automotive Repair Technical Discussions for January 15, 2024
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2011 Mini Cooper Countryman 1.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: WMWZB3C55B
Thank you everyone for your ideas. Long story short, I tried running the engine with the air/fuel ratio sensor unplugged again and it started running smoother after a few seconds. Replaced the A/F sensor and drove it a few times with the engine hot and cold, a... Trouble codes: P0300 (Multiple Cylinder MIsfire), P0301 (Cyinder 1 Misfire), P0302 (Cylinder 2 Misfire), P0303 (Cylinder 3 Misfire), P0304 (Cylinder 4 Misfire), 2A90.
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