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P0300 Diagnostic Trouble Code Discussion for July 2013

Multiple Misfire Detected


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Trouble Ticket Help Requests for DTC P0300
Help Request Posted
2003 GMC Yukon Denali 6.0L Poor Idle Quality, Misfire, MIL Lamp on
P0300: Multiple Cylinder Misfire Detected. hi posting for my brother in law been getting code po300 missfire so we relaced wires and plugs maf meter and air filter truck will still set code at times and idles at 550rpm graphed o2 sensor all ok preformed ckp varation,sprayed for intake leak did not show...
July 01, 2013
2008 Chrysler Town & Country (Van) Touring 3.8L Stall, Misfire, MIL Lamp on VIN: 2A8HR54P98
P0300: misfire. ... test drive it and punch the gas it wil buck and turn the traction control light on and set codes p0300 p0339 p01128. and some times just stall at a light but it restarts right away. i followed the TSB and no good i installed a new crank sensor and the shim...
July 03, 2013
2003 GMC Savana 2500 6.0L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: 1GTGG25U33
P0300: Multiple Cylinder Misfire Detected. Hello Everyone, Thank you in advance for any help you provide. I have a real problem child here. The truck came in with a misfire, so i checked misfire data and found 6 out of 8 cylinders misfiring and #6 is the worst, pulled plugs and found fouled out. repla...
July 06, 2013
2003 Mitsubishi Eclipse GTS 3.0L Hesitation, Cuts out, MIL Lamp on VIN: 4A3AC74H83
P0300: Random Misfire Detected. replaced plugs and wire/ valve cover gaskets due to oil contamination engine misfires around 2500 rpm. I can tap on MAF and stall engine scoped MAF can see a "ripple" in waveform at 2500 rpm when engine missfires replaced MAF new one does same exact th...
July 09, 2013
2008 Chevrolet Colorado WT 2.9L Hesitation, Cuts out, Stall VIN: 1GCCS14958
P0300: engine misfire detected. ... of woking on a 2008 Chevy Colorado with a 2.9l. The vehicle starts great cold but as the vehicle warms up to temp there is a slight misfire between 1500-2000 rpm, not enough for the pcm to reconize. After a hot soak, try to start vehicle and there is a sev...
July 10, 2013
2006 Volkswagen Beetle 2.5 2.5L Misfire, MIL Lamp on VIN: 3VWSG31Y46
P0300: Multiple misfire. Calling all other VW specialty shops… We have this very low mileage VW Beetle is kicking our butts. This is a little embarrassing as this is what we work on all day. The car has a serious misfire on #1 cylinder under load. ALL spark plugs and coils are new and...
July 10, 2013
2006 Chevrolet Silverado 2500 HD LT 6.0L Hesitation, Surge, Misfire VIN: 1GCHK23U86
P0300: Multiple Engine Misfire Detected. Hoping someone can help, I have this truck that when you really get into it has no power. This thing has been to every shop around. When I get up to around 4,000 rpm it's just like it is standing still. Misfires count like crazy on #6, it will only do it under...
July 15, 2013
2000 Cadillac Eldorado ESC 4.6L Misfire VIN: 1G6EL12Y0Y
P0300: Engine Misfire Detected. I am hoping someone out there has seen a Cad Northstar engine with a problem like this before. Engine will miss at idle only(650 to 700 rpm).Not a hard dead miss. Raise rpm to 800 and miss goes away. It is misfiring on #3 cylinder only. Will not miss hard enou...
July 16, 2013
2002 Saturn Vue 3.0L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 5GZCZ63B72
P0300: Random Misfire Detected. We have been handed a real disaster here. No info from previous shop, customer had to get cops involved to get his car back. Now for the good stuff: Engine runs very rich. While monitoring scanner the misfires were the most on cylinders 1,4,5,6 occasionally ...
July 17, 2013
2003 Suzuki Aerio S 2.0L Poor Idle Quality, Hesitation, Stall, MIL Lamp on VIN: JS2RA41S13
P0300: Multiple Cylinder Misfire Detected. Came in for misfiring on cylinder 3 - found spark plug center electrode had broken and fallen inside engine. All 4 replaced.. During road test after repair, started stalling out, misfiring, barely ran. Figured internal engine damage. Got it back to the shop a...
July 18, 2013
1998 Infiniti QX4 3.3L Poor Idle Quality, Misfire VIN: JNRAR05Y3W
P0300: Multiple Misfire Detected. we are pulling our hair out on this fantasticly engineered infinity qx4. we checked over other shops repairs and other than installing autolite plugs the repairs were found to be ok, and necessary, crank pulley in 2 pieces and distributor was almost seized. th...
July 19, 2013
2003 Chevrolet Malibu LS 3.1L Hesitation, Surge, Poor Fuel Economy, lack of power VIN: 1G1NE52JX3
P0300: Multiple Cylinder Misfire Detected. good monday morning all, thanks in advance for reading our post. have this malibu that the customer complained two weeks ago about a lack of power when the put the foot to the floor to pass someone. found #2 spark plug wire breaking down under extreme load. in...
July 22, 2013
2001 Mercedes-Benz S500 Guard 5.0L Misfire, MIL Lamp on VIN: WDBNG75J91
P0300: Random misfire. I have this Benz here that randomly will start misfiring. Have retrieved this same cylinder misfire code at 2 different times. One time another tech was driving the car and it did start misfirig cycled the key off and restarted then was all fine. Customer has ...
July 22, 2013
2004 Chevrolet Silverado 1500 5.3L Hesitation VIN: 1GCEK19T04
P0300: Multiple Cylinder Misfire Detected. hey techs, this chevy came in with mulitple missfires on bank 2. found o2 reading about 1100mv at start up and voltage would slowly drop down below 450mv and finally start to fluctuate and vehicle would run better. i install new 02 sensor and got same results....
July 23, 2013
2000 Volkswagen Jetta GLS 2.0L Misfire VIN: 3VWSC29M6Y
P0300: Random Multiple Misfire. ... is turned on. Seems like its a p0300 but sometimes 2 and 3 seems to be consistent and other times 1 and 2 seem to be consistently misfiring. When the A/C is off or if you raise the RPM to about 1100 the miss disappears c...
July 23, 2013
2002 Saturn Vue 3.0L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 5GZCZ63B72
P0300: Random Misfire Detected. We have been handed a real disaster here. No info from previous shop, customer had to get cops involved to get his car back. Now for the good stuff: Engine runs very rich. While monitoring scanner the misfires were the most on cylinders 1,4,5,6 occasionally ...
July 24, 2013
2007 Volkswagen GTI 2.0L Poor Idle Quality, Surge, Misfire, MIL Lamp on VIN: WVWEV71K57
P0300: random misfire. engine idle surging, codes p0016, p0300, lack of power
July 24, 2013
1998 Chevrolet Astro 4.3L Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 1GNDM19W5W
P0300: Multiple Cylinder Misfire Detected. currently po300 multiple cylinder misfire, check injection system :found faulty injectors for bank 1, replaced new fuel injection system all the injectors and assembly, clear codes and retest[ engine running rough,at this time po 300 is on. perform compression...
July 25, 2013
2003 Chevrolet Silverado 1500 4.3L Misfire, MIL Lamp on VIN: 1GCEC14X93
P0300: Multiple Cylinder Misfire Detected. hello thanks for any help I have a 03 chevy 1500 pickup with 4.3l engine this thing is misfiring on hard acceleration ive ruled out the maf sensor ignition coil ignition module distributor distributor cap plugs and wires fuel injectors cats fuel pressure while...
July 25, 2013
1996 Honda Accord LX 2.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1HGCD7239T
P0300: Multiple Misfire Detected. Misfires intermittently. While misfiring, #1 does not contribute, and the strange thing is that it will not hold an idle at all unless #4 spark plug wire is removed, you put #4 wire back on an it will stumble, then stall. You can do this at 2000 rpm and watch ...
July 25, 2013
2000 Honda Passport EX 3.2L No Start, Misfire, MIL Lamp on VIN: 4S6DM58W4Y
P0300: Random Misfire Detected. Ok guys this one is making me pull my hair out and losing my lunch. Currently working on a 2000 honda passport. Customer brought this to us for their 120 k service along with a major tune. We changed all fluids replaced timing belt with a master kit with new t...
July 26, 2013
1998 Chevrolet Astro 4.3L Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 1GNDM19W5W
P0300: Multiple Cylinder Misfire Detected. currently po300 multiple cylinder misfire, check injection system :found faulty injectors for bank 1, replaced new fuel injection system all the injectors and assembly, clear codes and retest[ engine running rough,at this time po 300 is on. perform compression...
July 29, 2013
2004 GMC Sierra 1500 SLE 4.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GTEC14V64
P0300: Multiple Cylinder Misfire Detected. misfire on 2 5 7 8 installed new plug and wires and intake gaskets now mis on 5 7 checked throttle and was at 14% should be at 5.5% changed throttle now 5.5% still mis on 2 7 need help
July 31, 2013
2005 Volkswagen Jetta 2.5 2.5L Surge, Cuts out, Misfire, MIL Lamp on VIN: 3VWSF71K05
P0300: Random misfire. ... sensor code and a high draw fan code. Scoped the Cam sensor with Snap-on Verdict and got an irregular wave. Replaced the Cam sensor, cust declined fan. Test drove car drove fine. Came back about a week later running rough. Had a code P2279, air induction l...
July 31, 2013