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P0301 Diagnostic Trouble Code Discussion for May 2009

Cylinder 1 Misfire Detected


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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
2003 Honda Civic Si 2.0L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: SHHEP33513
P0301: Cylinder 1 Misfire Detected. This vehicle came in barely running.Misfiring on all cylinders.Way too much fuel,plugs were black.Oxygen sesnsor comes and goes.When it is reading its 1.2 volts and long term and short fuel trims maxed fuel reduction.I have good spark to all cylinders.Replaced...
May 02, 2009
2005 Dodge Stratus SXT 2.4L Hesitation, Misfire VIN: 1B3EL46X05
P0301: Cylinder 1 Misfire Detected. Thank you first of all. I can't see the forest for the trees! I have a 2.4 stratus that will have a slight miss and hesitation under light acceleration and idle. Once you are driving runs great, great acceleration, no problems. Sit at a stop light and feel a s...
May 04, 2009
2001 Volkswagen Passat GLX 2.8L Misfire, MIL Lamp on VIN: WVWBH63B01
P0301: Cylinder 1 misfire. This car is killing us, I believe it had compound problems, and we are chipping away at them, but this misfire is really puzzling, the new parts are listed above, also, the oil pressure is good(29 psi at idle and 55 psi at 2,000 rpm), fuel pressure within spec...
May 04, 2009
2002 Honda Accord EX 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1HGCG22562
P0301: Cylinder 1 Misfire Detected. ... first time. I did a tune up and scheduled maintenance service. Car returned 4 days later as a no start. Turns out it ran out of gas. Added 2 gallons of gas and it started right up. Customer opted for Timing Belt Service. Returned next day with bad misfirin...
May 05, 2009
2002 Volkswagen Passat GLX 2.8L Misfire, MIL Lamp on VIN: WVWRH63B52
P0301: 1 cyl. missfire. ok have checked all but cam chain timing on bank one this will be my next step . but if any body out there has any idea what is going on please help. also alldata says there should be a 9v ref. at both sensors is this true? i have 5v ref.
May 05, 2009
2002 Honda Accord EX 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1HGCG22562
P0301: Cylinder 1 Misfire Detected. ... first time. I did a tune up and scheduled maintenance service. Car returned 4 days later as a no start. Turns out it ran out of gas. Added 2 gallons of gas and it started right up. Customer opted for Timing Belt Service. Returned next day with bad misfirin...
May 07, 2009
2002 Nissan Xterra SE 3.3L MIL Lamp on VIN: 5N1ED28Y52
P0301: Cylinder 1 Misfire Detected. misfire code present, freeze frame shows at under load 44 mph. i figure knock sensor code set due to misfire, havent looked further into that. car does not miss at this time. ign scope all cylinders, all firing around 15kv, no variations between cylinders. lo...
May 07, 2009
2001 Volkswagen Passat GLX 2.8L Misfire, MIL Lamp on VIN: WVWBH63B01
P0301: Cylinder 1 misfire. This car is killing us, I believe it had compound problems, and we are chipping away at them, but this misfire is really puzzling, the new parts are listed above, also, the oil pressure is good(29 psi at idle and 55 psi at 2,000 rpm), fuel pressure within spec...
May 12, 2009
1999 Lexus ES300 3.0L MIL Lamp on VIN: JT8BF28G1X
P0301: Cylinder 1 Misfire Detected. Hi This lexus came in running fine and I cant dublicate the problem. The Customer says on a long drive the car will sometimes lose power and misfire on acceleration.There is misfire codes for cyl 1 3 5 and a code p1349 variable valve timing problem bank 1.I re...
May 14, 2009
1996 Ford Ranger Splash 2.3L Misfire, MIL Lamp on VIN: 1FTCR10A6T
P0301: 1 cyl misfire. 96 ranger 4 cyl 2wd sets code for cyl 1 misfire. This eng has 2 spark plugs per cyl. All spark plugs and wires are new. Spark is strong at both plugs in that cyl, aprox 40kv. Hooked timing light to #1, spark is steady while misfire occurs. Also replaced #1 inj...
May 16, 2009
2002 Ford Taurus SE 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FAFP53U22
P0301: misfire on cylinder 1. ... is at -12 while bank two is -2.I keep getting a P0301, P0302, P0303,P0175 and P0316.I checked for leaking injectors,vacuum leaks and any other problem i could think of that could cause a misfire.The car has good spark and fluel.I aslo check the MAF sensor ...
May 17, 2009
2002 Toyota Sequoia SR5 4.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: A22S066804
P0301: Cylinder 1 Misfire Detected. Need Toyota help on a 4.7 V8. This thing misfires on all the odd cylinders bank 1. Only does it during idle ,cruise is ok.Suspect a problem with variable valve timing?
May 18, 2009
2002 Toyota Sequoia SR5 4.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: A22S066804
P0301: Cylinder 1 Misfire Detected. Need Toyota help on a 4.7 V8. This thing misfires on all the odd cylinders bank 1. Only does it during idle ,cruise is ok.Suspect a problem with variable valve timing?
May 19, 2009
2000 Toyota Camry LE 3.0L Excessive Emissions, Poor Idle Quality, Misfire VIN: 4T1BF22K82
P0301: Cylinder 1 Misfire Detected. 2000 toyota camry le with 3.0 came in for a tune up - we replaced plugs,wires and fuel filter. engine still skipping with poor idle when warms up,cylinders # 1,3 and 5 misfiring,cat. glowing red. fuel trims- bnk 1 - 52%; bnk 2 - -37%. tried replacing [...] and...
May 20, 2009
2004 Chrysler Sebring Limited 2.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1C3EL65RX4
P0301: Cylinder 1 Misfire Detected. koeo check engine light flashes ten time exactly, long and short term trims on bank 1 only both climbed down to -30. initial startup to 30 seconds runs fine, after that fuel trims drop and misfires on all bank 1 cylinders begin to show up. bank 2 shows fine, n...
May 21, 2009
2000 Volkswagen Jetta GLS 2.0L Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on VIN: 3VWSC29M7Y
P0301: Misfire. We checked the MAF sensor and the voltage was close; however, it was a little high at idle.
May 27, 2009
2002 Honda Civic EX 1.7L Misfire, MIL Lamp on VIN: 1HGEM219X2
P0301: cyl 1 misfire. ok everyone. this civic is beating me up! need advise.. i got this 02 civic ex 5sp. only got 59k on it. intermittent misfire. only happens when engine is cold. found spark plugs worn, replaced w/ genuine honda parts. thought o2s1 was slow. replaced w/ denso re...
May 30, 2009
2003 Honda Civic Si 2.0L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: SHHEP33513
P0301: Cylinder 1 Misfire Detected. This vehicle came in barely running.Misfiring on all cylinders.Way too much fuel,plugs were black.Oxygen sesnsor comes and goes.When it is reading its 1.2 volts and long term and short fuel trims maxed fuel reduction.I have good spark to all cylinders.Replaced...
May 02, 2009
2005 Dodge Stratus SXT 2.4L Hesitation, Misfire VIN: 1B3EL46X05
P0301: Cylinder 1 Misfire Detected. Thank you first of all. I can't see the forest for the trees! I have a 2.4 stratus that will have a slight miss and hesitation under light acceleration and idle. Once you are driving runs great, great acceleration, no problems. Sit at a stop light and feel a s...
May 04, 2009
2001 Volkswagen Passat GLX 2.8L Misfire, MIL Lamp on VIN: WVWBH63B01
P0301: Cylinder 1 misfire. This car is killing us, I believe it had compound problems, and we are chipping away at them, but this misfire is really puzzling, the new parts are listed above, also, the oil pressure is good(29 psi at idle and 55 psi at 2,000 rpm), fuel pressure within spec...
May 04, 2009
2002 Honda Accord EX 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1HGCG22562
P0301: Cylinder 1 Misfire Detected. ... first time. I did a tune up and scheduled maintenance service. Car returned 4 days later as a no start. Turns out it ran out of gas. Added 2 gallons of gas and it started right up. Customer opted for Timing Belt Service. Returned next day with bad misfirin...
May 05, 2009
2002 Volkswagen Passat GLX 2.8L Misfire, MIL Lamp on VIN: WVWRH63B52
P0301: 1 cyl. missfire. ok have checked all but cam chain timing on bank one this will be my next step . but if any body out there has any idea what is going on please help. also alldata says there should be a 9v ref. at both sensors is this true? i have 5v ref.
May 05, 2009
2002 Honda Accord EX 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1HGCG22562
P0301: Cylinder 1 Misfire Detected. ... first time. I did a tune up and scheduled maintenance service. Car returned 4 days later as a no start. Turns out it ran out of gas. Added 2 gallons of gas and it started right up. Customer opted for Timing Belt Service. Returned next day with bad misfirin...
May 07, 2009
2002 Nissan Xterra SE 3.3L MIL Lamp on VIN: 5N1ED28Y52
P0301: Cylinder 1 Misfire Detected. misfire code present, freeze frame shows at under load 44 mph. i figure knock sensor code set due to misfire, havent looked further into that. car does not miss at this time. ign scope all cylinders, all firing around 15kv, no variations between cylinders. lo...
May 07, 2009
2001 Volkswagen Passat GLX 2.8L Misfire, MIL Lamp on VIN: WVWBH63B01
P0301: Cylinder 1 misfire. This car is killing us, I believe it had compound problems, and we are chipping away at them, but this misfire is really puzzling, the new parts are listed above, also, the oil pressure is good(29 psi at idle and 55 psi at 2,000 rpm), fuel pressure within spec...
May 12, 2009
1999 Lexus ES300 3.0L MIL Lamp on VIN: JT8BF28G1X
P0301: Cylinder 1 Misfire Detected. Hi This lexus came in running fine and I cant dublicate the problem. The Customer says on a long drive the car will sometimes lose power and misfire on acceleration.There is misfire codes for cyl 1 3 5 and a code p1349 variable valve timing problem bank 1.I re...
May 14, 2009
1996 Ford Ranger Splash 2.3L Misfire, MIL Lamp on VIN: 1FTCR10A6T
P0301: 1 cyl misfire. 96 ranger 4 cyl 2wd sets code for cyl 1 misfire. This eng has 2 spark plugs per cyl. All spark plugs and wires are new. Spark is strong at both plugs in that cyl, aprox 40kv. Hooked timing light to #1, spark is steady while misfire occurs. Also replaced #1 inj...
May 16, 2009
2002 Ford Taurus SE 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FAFP53U22
P0301: misfire on cylinder 1. ... is at -12 while bank two is -2.I keep getting a P0301, P0302, P0303,P0175 and P0316.I checked for leaking injectors,vacuum leaks and any other problem i could think of that could cause a misfire.The car has good spark and fluel.I aslo check the MAF sensor ...
May 17, 2009
2002 Toyota Sequoia SR5 4.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: A22S066804
P0301: Cylinder 1 Misfire Detected. Need Toyota help on a 4.7 V8. This thing misfires on all the odd cylinders bank 1. Only does it during idle ,cruise is ok.Suspect a problem with variable valve timing?
May 18, 2009
2002 Toyota Sequoia SR5 4.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: A22S066804
P0301: Cylinder 1 Misfire Detected. Need Toyota help on a 4.7 V8. This thing misfires on all the odd cylinders bank 1. Only does it during idle ,cruise is ok.Suspect a problem with variable valve timing?
May 19, 2009
2000 Toyota Camry LE 3.0L Excessive Emissions, Poor Idle Quality, Misfire VIN: 4T1BF22K82
P0301: Cylinder 1 Misfire Detected. 2000 toyota camry le with 3.0 came in for a tune up - we replaced plugs,wires and fuel filter. engine still skipping with poor idle when warms up,cylinders # 1,3 and 5 misfiring,cat. glowing red. fuel trims- bnk 1 - 52%; bnk 2 - -37%. tried replacing [...] and...
May 20, 2009
2004 Chrysler Sebring Limited 2.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1C3EL65RX4
P0301: Cylinder 1 Misfire Detected. koeo check engine light flashes ten time exactly, long and short term trims on bank 1 only both climbed down to -30. initial startup to 30 seconds runs fine, after that fuel trims drop and misfires on all bank 1 cylinders begin to show up. bank 2 shows fine, n...
May 21, 2009
2000 Volkswagen Jetta GLS 2.0L Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on VIN: 3VWSC29M7Y
P0301: Misfire. We checked the MAF sensor and the voltage was close; however, it was a little high at idle.
May 27, 2009
2002 Honda Civic EX 1.7L Misfire, MIL Lamp on VIN: 1HGEM219X2
P0301: cyl 1 misfire. ok everyone. this civic is beating me up! need advise.. i got this 02 civic ex 5sp. only got 59k on it. intermittent misfire. only happens when engine is cold. found spark plugs worn, replaced w/ genuine honda parts. thought o2s1 was slow. replaced w/ denso re...
May 30, 2009