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P0301 Diagnostic Trouble Code Discussion for December 2014

Cylinder 1 Misfire Detected

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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
2002 Mazda Protege5 2.0L Cuts out, Misfire VIN: JM1BJ24632
P0301: Cylinder 1 Misfire Detected. Hello all. Thank you in advance for any helpful hints. This Protege will drop signal to the 2/3 ignition coil around 2700-2800 rpm. Sometimes it is only one trigger event that drops, sometimes it will not fire the coil until you get out of the rpm range. Above...
December 04, 2014
2008 Mini Cooper S 1.6L Excessive Emissions, Poor Idle Quality, MIL Lamp on VIN: WMWMF73598
Hi everyone, After extensive research I decided to lay the intake back and look at the the valves. all intake valves look very good no crazy build up. (Note this mini driven very little and not very far.) Inspected the timing chain no signs of damage. engine h...
December 09, 2014
2011 Mini Cooper Countryman S ALL4 1.6L Misfire VIN: WMWZC5C59B
P0301: cylinder 1 misfire. The clutch was replaced by customer now have misfire. Will misfire hard under load for about 5 seconds then go into limp mode with limited power. Can cycle the key and it will do it again. Have looked over all work do not see anything damaged or not hooked up ...
December 16, 2014
2002 Mercury Mountaineer 4.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: 4M2ZU86W32
P0301: cyl 1 misfire detected. Customer came n and said he had scanned it at a parts store and said it needed plugs on 1, 3, and 5. And only wanted to put those in, said he was saleing the suv. So we put those n and it ran okay, he left and came back about 300 miles later and said the lite ...
December 18, 2014