P0300 Diagnostic Trouble Code Discussion for April 2016
Multiple Misfire Detected
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| Help Request | Posted | |
| 1999 Chevrolet Blazer 4.3L Misfire P0300: Multiple Cylinder Misfire Detected. I had previously posted about this vehicle for a misfire that appeared after the customer did a lifter job on their own. I would have linked to it but im not sure how to get the url. I just replaced the lifters on the suspect cylinder. It was still misfiring, ... |
April 01, 2016 | |
| 2002 Toyota Echo 1.5L Stall, Misfire, MIL Lamp on VIN: JTDAT12352 P0300: Multiple Cylinder Misfire Detected. ... engine light. Car started right off the tow truck running very badly. Diagnose bad IAC Solenoid, replace with dealer solenoid, new plugs and BG induction service. Ran great after road test, customer picked up and called saying it was running rough after sh... |
April 01, 2016 | |
| 2001 Jeep Grand Cherokee Laredo 4.0L No OD VIN: 1J4GW48SX1 P0300: Multiple Cylinder Misfire Detected. Suv acts up constantly. After 20 minutes on highway, check engine will come on, then OD lights up, Runs great but will not shift into OD. I want to see if anyone has been here. Will most likely go into trans at this point. The misfire code is throwing me off. ... |
April 02, 2016 | |
| 2012 Chevrolet Silverado 1500 LT 4.8L Misfire VIN: 3GCPCSEA7C P0300: random misfire. Need you guys help please,the code is po300,can see cylinder 1 misfires in data stream on scanner, I have replace everything on that cylinder plug, wire, coil, injector, check compression 150 psi, also checked injector pulse, everything checks out good, but st... |
April 04, 2016 | |
| 2003 Nissan Murano SE 3.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: JN8AZ08W23 P0300: Multiple Misfire Detected. The vehicle came in whit a broken engine we replace it whit a used one and know the problem is all the cylinders on bank 2 cylinders # 2,4&6 are not working we have 180 psi compression on all cylinders, we have spark and we have pulse on all the injectors,... |
April 05, 2016 | |
| 2009 Toyota Corolla XLE 1.8L No Start VIN: 1NXBU40EX9 P0300: random miss. This high mileage Toyota 1.8L DOHC vehicle came in on the hook. It wanted to start with accelerator put to the floor. Still would not start. Plugs pulled and inspected. Has newish (not new but not 250K) plugs Denso [...] Iridium's. They were wet. After adding ... |
April 05, 2016 | |
| 2002 GMC Sierra 1500 HD SLE 6.0L Misfire, MIL Lamp on VIN: 1GTGK13U32 P0300: Multiple Cylinder Misfire Detected. Trying to do a crank relearn. Have read that #1 cylinder misfire may need to do a crank relearn procedure. I have tried with 2 different scanners 1 a(Tech2) and rev limiter will not apply. Will rev to 5500 in park, park brake applied no foot on brake. W... |
April 06, 2016 | |
| 2003 Saab 9-5 Aero 2.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: YS3EH59G83 P0300: random misfire. Engine ran perfect, idle etc. Replaced head gasket due to oil leak. Now engine idles rough, occasional miss at idle. Engine runs well off idle, drives down road well. Engine at idle is rough, feels like out of time. Have rechecked cam timing and marks do not l... |
April 09, 2016 | |
| 1996 Mitsubishi Eclipse RS 2.0L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 4A3AK34Y9T P0300: Random Misfire Detected. ... who reply this is my personal car the problem is at idle it runs bad and at around 3k it picks up a random miss while cruising no miss felt but cel flashes and stores p0300 my map sensor reads 14s (in hg) at idle and drops to around 3 at wot i don't know w... |
April 11, 2016 | |
| 2011 Hyundai Accent GLS 1.6L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: KMHCN4AC2B P0300: . This car will run fine unless you fill the tank up and then it run good for about a mile and then it starts missing and hardly runs and dies and will barely make it back to the house. The customer said it woulf barely make it in here spitting and sputtering wi... |
April 12, 2016 | |
| 2008 BMW 528i 3.0L Misfire VIN: WBANU53528 P0300: . This is a regular customer that services this car with us. This 528i came in with a no crank no start. Found the starter motor failed. Replaced starter motor. Fired right up then started misfiring. Shut it down and checked codes. Misfires on cylinders 1-3 on s... |
April 13, 2016 | |
| 2011 Hyundai Accent GLS 1.6L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: KMHCN4AC2B P0300: . This car will run fine unless you fill the tank up and then it run good for about a mile and then it starts missing and hardly runs and dies and will barely make it back to the house. The customer said it woulf barely make it in here spitting and sputtering wi... |
April 13, 2016 | |
| 1999 Chevrolet Astro 4.3L No Start, Poor Idle Quality, Misfire VIN: 1GNDM19W4X P0300: Multiple Cylinder Misfire Detected. Problem started with rough idle did tune up still rough idle once and awhile it would get worse then after sitting overnight would not start drained battery then put it on charger for awhile start right up after awhile it got to where it was taking longer to s... |
April 14, 2016 | |
| 2005 Honda Accord EX 3.0L Poor Idle Quality, MIL Lamp on VIN: 1HGCM66505 P0300: Random Misfire Detected. ... sets p0300 p0301 and p0305 codes but no engine misses felt ..stay under 4000 rpm and no problem. It also has lumpy feeling idle but scan tool never shows miss fire on miss fire counter. I pulled ... |
April 14, 2016 | |
| 2004 Pontiac Grand Am SE1 3.4L Poor Idle Quality, Misfire VIN: 1G2NF52E94 P0300: Multiple Cylinder Misfire Detected. ... complaining of a rough idle and check engine light on. test drove vehicle to find it runs good off idle, but has a very slight roughness at idle. Nothing crazy. Code is p0300. computer is counting misfires pretty steadily on cylinder one only at idle. Its ... |
April 14, 2016 | |
| 2005 Acura RSX 2.0L Misfire, MIL Lamp on VIN: JH4DC53825 P0300: Multiple Misfire Detected. Hello and thanks for your time and input. We have a 2005 Acura RSX 2.0l with a standard transmission. This car has a misfire on cylinder #2. This is not a dead miss. Cylinder #4 also registers a misfire but much more infrequent. The misfires get more pronounce... |
April 15, 2016 | |
| 1999 Chevrolet Astro 4.3L No Start, Poor Idle Quality, Misfire VIN: 1GNDM19W4X P0300: Multiple Cylinder Misfire Detected. Problem started with rough idle did tune up still rough idle once and awhile it would get worse then after sitting overnight would not start drained battery then put it on charger for awhile start right up after awhile it got to where it was taking longer to s... |
April 16, 2016 | |
| 2004 Pontiac Grand Am SE1 3.4L Poor Idle Quality, Misfire VIN: 1G2NF52E94 P0300: Multiple Cylinder Misfire Detected. ... complaining of a rough idle and check engine light on. test drove vehicle to find it runs good off idle, but has a very slight roughness at idle. Nothing crazy. Code is p0300. computer is counting misfires pretty steadily on cylinder one only at idle. Its ... |
April 16, 2016 | |
| 2008 Pontiac G6 2.4L MIL Lamp on VIN: 1G2ZG57B98 P0300: Random misfire. Customer brought car in, said it will not rev past 2k while in drive, barley drove to our shop. Has new maf, reman. Car will rev up while in park. Will not rev up past 1800 in drive. Acts like converter clogged up. Remove upstream o2, same result. Customer did... |
April 18, 2016 | |
| 2007 Porsche Cayman S 3.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: WP0AB298X7 P0300: misfired. We disassemble the engine to replace IMS bearing. Keep getting the P0018 and misfired code on bank 2. We removed the again to retime it code p0018 is no longer there but the misfired on bank 2 is always present. Compression is 200 psi across the board. Inspect... |
April 18, 2016 | |
| 2009 Volkswagen Tiguan SE 2.0L Misfire, MIL Lamp on VIN: WVGAV75N99 P0300: . Ok VW guys I have a problem with this tiguan I can't seem to figure out weather it's me or, what. This one came in with a misfire on number 4 cylinder. did the usual swapped plugs and coils. no change. misfire occurs at idle and goes away mostly after the vehi... |
April 21, 2016 | |
| 2007 Ford F-150 XLT 4.6L Misfire VIN: 1FTRX14W57 P0300: random cylinder misfire. greetings to all got this truck from another shop at idle you can feel aslight miss.looking at cylinder contribution data i see all cylinders showing misfire with cylinder 5 and 3 being the worst going -8 on readings.those cylinders got new coils and plugs fro... |
April 22, 2016 | |
| 2007 Chevrolet Suburban 1500 LTZ 5.3L Poor Idle Quality, MIL Lamp on VIN: 1GNFK16347 P0300: Multiple Engine Misfire Detected. Now comes the fun did a compression check 110 lbs pulled head found bent intake valve replaced valves on this cylinder now 180 pounds of compression still has a miss at idle at 900 rpm miss is gone going down the road at 55mph put it in neutral scanner shows n... |
April 27, 2016 | |
| 2009 Volkswagen Tiguan SE 2.0L Misfire, MIL Lamp on VIN: WVGAV75N99 P0300: . Ok VW guys I have a problem with this tiguan I can't seem to figure out weather it's me or, what. This one came in with a misfire on number 4 cylinder. did the usual swapped plugs and coils. no change. misfire occurs at idle and goes away mostly after the vehi... |
April 27, 2016 | |
| 2012 Cadillac Escalade ESV 6.2L Misfire VIN: 1GYS4GEFXC P0300: Multi cly mifire. Used car lot truck.misifre active cly 1,4,6 and 7. All active management system clyinders.dash reads 9 psi at idle when hot and 2000 rpm 23 psi max.too low for the ative fuel management.we have done alot of lifters and cams for this system , every one we did h... |
April 28, 2016 |
