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P0301 Diagnostic Trouble Code Discussion for July 2008

Cylinder 1 Misfire Detected


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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
2005 Ford F-250 Super Duty Lariat 5.4L Hesitation, Misfire VIN: 1FTSX20565
P0301: Fault Cylinder 1 Misfire Detected. need a little help on this one. truck came in with the complaint of no power,misfiring,mil light flashing,pinging.the only time this problem occurs is when you are going up hill.the problem only occurs once in awhile,but when it happens the truck will start p...
July 01, 2008
2000 Honda Accord EX 2.3L No Start, Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: LHMCG6656Y
P0301: Cylinder 1 Misfire Detected. engine got very hot from a water pump problem.customer replaCED WATER PUMP AND TIMING BELT AND HAD PROBLEMs from over heat to misfires to rough idle to no start all intermitent I have tried checking for HC in radiater but get coolant splash back before i can g...
July 05, 2008
1997 Ford Explorer Eddie Bauer 4.0L Poor Idle Quality, Misfire VIN: 1FMDU32E9V
P0301: misfire cyl 1. Hello FORD techs: This explorer came in with check engine light on and the code 301 and 304 stored. This truck will misfire badly only when cold or warming up. Once it gets hot it will not misfire anymore. I went after the lower intake o-rings. I sprayed carb...
July 07, 2008
1997 Ford Explorer Eddie Bauer 4.0L Poor Idle Quality, Misfire VIN: 1FMDU32E9V
P0301: misfire cyl 1. Hello FORD techs: This explorer came in with check engine light on and the code 301 and 304 stored. This truck will misfire badly only when cold or warming up. Once it gets hot it will not misfire anymore. I went after the lower intake o-rings. I sprayed carb...
July 08, 2008
2000 Acura TL 3.2L Surge, Misfire, MIL Lamp on VIN: 19UUA5667Y
P0301: Cylinder 1 Misfire Detected. Vehicle has bad miss sometimes under light acceleration. Also at cruising speeds has a slight surge. Replaced all spark plugs with OEM brand and replaced cylinder 1 and 5 ignition coils. Still get a slight miss but cannot get a MIL, even after driving it for 2...
July 18, 2008
2002 Acura MDX 3.5L Excessive Emissions, Hesitation, Misfire, MIL Lamp on VIN: 2HNYD18252
P0301: Cylinder 1 Misfire Detected. Vehicle has intermittent misfire on cylinder #1 and #4; tried new coils-no change. Freeze frame data shows misfire on cylinder #1 at 0 mph-idle. Short term fuel trim at -3.9 percent and long term trim at -4.7 percent. Intermittently you can feel mis-fire at fr...
July 18, 2008
2005 Dodge Grand Caravan SXT 3.3L hard start condition VIN: 2D4GP44L35
P0301: Cylinder 1 Misfire Detected. hi all iatn techs this vehicle im trying to puzzle out belongs to one of my suppliers.this vehicle came in origenaly with trouble codes p305 and p301 we desided to replace his ignition wires and spark plugs being original ,never replaced.and also desided to re...
July 23, 2008
1999 Ford E-350 Econoline Club Wagon Custom 6.8L Misfire VIN: 1FTSS34S8X
P0301: Fault Cylinder 1 Misfire Detected. Has misfires on several cylinders.Plugs recently replaced.Replaced 4 coils.Missfire stll changes around.Some times on the cylinders W/ new coils,sometimes on the others.Scantool not showing injector fault & can notice even rpm drop when injectors unplugged...
July 23, 2008
2002 Jaguar X-Type 3.0L Hesitation, Misfire VIN: SAJEA51C62
P0301: cyl. 1 misfire detected. terrible hesitation upon acceleration due to misfires of cyl. 1 3&5. replaced fuel filt. that was stopped up, air filt. that was dirty and spark plugs that looked good (al 6 looked good). car runs good as long as you drive gently but on heavy or simi heavy...
July 24, 2008