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P0300 Diagnostic Trouble Code Discussion for March 2008

Multiple Misfire Detected


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Trouble Ticket Help Requests for DTC P0300
Help Request Posted
1994 Saturn SL 1.9L Misfire, MIL Lamp on, #4 cyl in 4th gear
P0300: Multiple cyl misfire. Hi guys, really need HELP from Saturn techs on this one never seen anything like it. I checked TSBs and Iatn Archives couldn't find any answers. This car runs great at idle or in first or Second gear the problem seems to happen only in 3rd or 4th gear. I ran a...
March 04, 2008
2000 BMW X5 4.4i 4.4L Hesitation, MIL Lamp on VIN: WBAFB3343Y
P0300: multi-cylinder misfire. ... X5 has an intermittent hesistation. When it does hesitate the MIL flashes and P0300 is stored. We have replaced the spark plugs and PCV hoses due to holes in hoses. Other than that the problem is so intermittent I'm not sure where to look next. Has any one...
March 05, 2008
1999 Chrysler 300M 3.5L Stall, Misfire, MIL Lamp on, hard start VIN: 2C3HE66G0X
P0300: Multiple Cylinder Misfire Detected. ... the car towed in because it was spitting aand sputtering(it happened all of a sudden while climbing a small hill). He had it flatbedded in the evening. Next day I started it to test drive and vehicle was running very smooth. There was no mil, visual looked...
March 05, 2008
2006 Ford F-150 XLT 5.4L No Start, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1FTPW14546
P0300: Random Misfire. ... truck. Customer came in with this truck barely running. Bogging, stalling, no power, missing, running like crap. Customer tells us that he had no oil in the engine the other day so he added about three quarts of oil. I managed to pull it inside the shop, a...
March 05, 2008
2000 Honda Accord EX 3.0L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 1HGCG1654Y
P0300: Multiple Misfire Detected. Thanks for reading my post..Need some help from the Honda experts please,This accord will have a very hard start and rough idle especial after a hot soak but also if you just let it idle for a long time with the hood closed it will start to misfire and sometim...
March 05, 2008
2004 Chevrolet Silverado 1500 4.3L Misfire
P0300: Multiple Cylinder Misfire Detected. Hard misfire on cylinders 2, 4, and 6. Replaced worn cap and rotor plus fouled plugs. The engine did not change. I checked the fuel pressure, which was 58 psi (55-62 range), with engine running. All cylinders have good spark. Injector balance test showed less ...
March 06, 2008
1999 Dodge Intrepid 2.7L Cuts out VIN: 2B3HD46RXX
P0300: Multiple Cylinder Misfire Detected. ... could not verify problem. same codes p0300 so we pm car plugs & fuel injection service.reroad test all seemed ok. customer drove for over a month & 1k miles just quit while driving had towed back went to look at car starts & runs good had p0300...
March 07, 2008
2000 Mercedes-Benz ML320 3.2L MIL Lamp on VIN: 4JGAB54E4Y
P0300: multi misfire. ... this one while i still have some hair left on my head!!this ml 320 came in with misfire codes checked for code pulled the above mentioned checked #5 moved coil misfire followed give complete tune up and 1 coil there should be fixed has all cylinderes worki...
March 10, 2008
2000 GMC Safari SL 4.3L Poor Idle Quality, MIL Lamp on VIN: 1GKDM19W4Y
P0300: Multiple Cylinder Misfire Detected. hello everyone, scanner shows #5 missing at idle on misfire counter, then off idle #5 stops counting and shows #6 missfiring. the fuel pressure bleeds of pretty quickly so i isolated the regulator and it holds pressure, with the fuel pump in the loop it bleeds...
March 11, 2008
2000 Honda Passport EX 3.2L Poor Idle Quality, Misfire VIN: 4S6DM58W2Y
P0300: Random Misfire Detected. Car came in not running,engine had no compression,used engine was install,engine started ok but number 2-4-6 cylinders don't fire (compression 155 psi all around)the only way we can make those three cylinders to work is by lifting the ion module from the intak...
March 11, 2008
2000 Chevrolet Camaro 3.8L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 2G1FP22K2Y
P0300: Multiple Engine Misfire Detected. Thanx in advance. 2000 camaro with a K vin 3.8 and 4spd auto. This car came in to shop with some parts already replaced. The 1/4 coil and ign. wires, as well as plugs. 7 times out of 10 the car will start and idle perfectly. When the throttle is snapped it ...
March 12, 2008
2004 Chrysler Concorde LXi 3.5L Hesitation, Misfire VIN: 2C3HD36M44
P0300: Multiple Cylinder Misfire Detected. Vehicle runs very poorly, sever misfire at times, hesitation, runs worst mid throttle 25-45 mph, idle is a little rough but not real bad, will free rev ok. Scan tool data shows crank sync.current = no, cam sync. = yes. Cam Crank difference 2.5 degrees. Data li...
March 12, 2008
2001 Isuzu Trooper Limited 3.5L MIL Lamp on VIN: JACDJ58X21
P0300: Multiple Cylinder Misfire Detected. ... short but still give all the info I can. We installed a new engine from Jasper in this trooper. Now in the morning only untill the engine reaches 170 deg. the check engine will flash but only above 2000 rpm in park or under accel.It will set a pending code...
March 14, 2008
2000 Nissan Maxima GLE 3.0L Poor Idle Quality, Surge, Misfire, Poor Fuel Economy, MIL Lamp on VIN: JN1CA31D5Y
P0300: Multiple Misfire Detected. ... the shop it belongs to a local used car dealer that bought it at auction. The car is very clean. It has a mil light and codes p1320 and p0300 and a obvious miss fire. I do not have the correct scan tool but my snap on scanner shows the above codes. I use a...
March 16, 2008
2003 Honda Accord EX 3.0L Misfire
P0300: Random Misfire Detected. This is a used car that we started working on saturday. It came in after being dolled up for running ruff and a flashing MIL. Saturday it appeared there was water in the front three spark plug tubes from the doll up. Cleared the water out, cleared the codes an...
March 17, 2008
2002 Cadillac DeVille DHS 4.6L Misfire VIN: 1G6KE57Y12
P0300: Engine Misfire Detected. I have a missifire on #5 cylinder only at times under 4th gear light load and when decelling and light throttle in OD. I have swapped coil cassettes, replaced spark plugs and boots on all odd # cyls (so I would'nt have to pull that rear cassette again), perfor...
March 18, 2008
1999 Chevrolet Silverado 1500 4.3L Misfire, MIL Lamp on VIN: 1GCEC14W2X
P0300: Multiple Cylinder Misfire Detected. Greetings Hate to have a ask questions sometimes. Just cant quite wrap my brain around this one, when the pcv valve is installed in the valve cover, the ecm records misfires on cyl #1. When you remove the pcv from the valve cover the misfire counter stops. I h...
March 18, 2008
2002 GMC Safari SLE 4.3L MIL Lamp on VIN: 1GKEL19X02
P0300: Multiple Cylinder Misfire Detected. 2000 miles ago engine had a knocking from the oil pump when cold, found a sludge residue in bottom of pan and radiator was low on coolant. (oil is changed every 3000 miles and fluid checked religiously since new) at that time oil pump was replaced along with h...
March 19, 2008
2000 Pontiac Grand Am GT 3.4L Misfire, MIL Lamp on VIN: 1G2NW12E7Y
P0300: Multiple Cylinder Misfire Detected. As you can see in the history we been at this car for a long time, very little mileage driven. Hesistation and MIL issue. Have ramp tested injectors all pass, except the one we replaced #6. complression on engine good, ignition system new. Delco parts. Fuel pr...
March 19, 2008
2001 Kia Sephia LS 1.8L Hesitation, Cuts out, MIL Lamp on VIN: KNAFB12111
P0300: Random Cylinder Misfire Detected. Customer stated this started all at once.Car will not accelerate but seems to idle just fine.Slight acceleration is decent but not under any load. plugs were not gummed up.This acts like a fuel problem because it will popback through the intake slightly like a...
March 20, 2008
1996 Pontiac Grand Am SE 2.4L No Start VIN: 1G2NE552T7
P0300: Multiple Cylinder Misfire Detected. Hi Folks: This car was towed to me after another garage could not figure it out. It was driven to that garage. I was told by the owner it ran very poorly. He said it skipped and had no power. While at the other shop, the condition deteriated and now it will no...
March 21, 2008
2000 Nissan Altima GLE 2.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1N4DL01A0Y
P0300: Multiple Misfire Detected. ... very noticable miss. Scaned has only p0300. Manually moved egr and noticed idle droped so egr passeges seem clear and good. All timing chain paint marks are off by one tooth. Cap rotor plugs and wires appear in good order and no carbon tracking present. I ...
March 22, 2008
2005 Pontiac Sunfire 2.2L Misfire, MIL Lamp on VIN: 3G2JB52F35
P0300: Multiple Engine Misfire Detected. car comes in with intermit. miss, mostly under a load miss 1 and 4, sometimes cleans itself up and runs good, suddenly 1 and 4 go nuts like a coil gone bad. tested injectors, control mod, plugs, also put a coil assembly from wrecker and got same symtoms, start...
March 22, 2008
1996 Saab 9000 CS 2.3L Misfire, MIL Lamp on VIN: YS3CD68U8T
P0300: . good morning everyone this request is directed to you saab guys . car came in with po300 , and was missing at the time . the miss comes usually upon start up ( but not always ) and seems to clear up upon throttle up ( but not always ) scope of the crank senso...
March 22, 2008
2001 Nissan Maxima SE 3.0L Poor Idle Quality, Hesitation VIN: JN1GA31001
P0300: Multiple Misfire Detected. Check engine light is on, shows a miss-fire, PO300. Very poor driveability, will hardly move.
March 24, 2008
2004 Chevrolet Express 2500 LS 6.0L Misfire, MIL Lamp on
P0300: Multiple Cylinder Misfire Detected. i need some help with this one guys i have a misfire on all cyl it switches around have checked all plugs ok ran injector balance test cyl 1 55psi start 40psi after tested cyl 2 56psi start 34 after tested cyl 3 56 start 34 after tested cyl 4 56 start 34 after...
March 25, 2008
2006 Ford E-350 Super Duty XLT 5.4L Cuts out, Misfire, MIL Lamp on VIN: 1FBNE31L06
P0300: Random Misfire Detected. ... with a flashing engine light. Code p0300,p0303,p0305, and p0316 stored. Stopped and sat for approximately 1 1/2 hours. I went and brought vehicle back and vehicle ran perfect, no missing, no j...
March 25, 2008
2002 Mercedes-Benz C240 2.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: WDBRF61JX2
P0300: random misfire. ... says car is skipping (misfire) and no power. Scan with code p0301. Scope #1 w/amp clamp and found current low intermitent.Replace coil #1, cleared code and test drove. On road test, feels ok with light throttle. When accelerating, it will pull then falls f...
March 25, 2008
1996 Buick Century Custom 3.1L Misfire VIN: 1G4AG55M5T
P0300: Multiple Engine Misfire Detected. ... another tech in the shop. The car initially came in for a coolant leak. The lower intake gaskets were replaced, along with a full tune-up and motorvac service (maintanence). The customer drove the vehicle for a day or so and returned with a "rattling n...
March 26, 2008
1999 Chrysler Intrepid 3.2L Cuts out, Stall, Misfire VIN: 2C3HH56J9X
P0300: Multiple Cylinder Misfire Detected. ... started to buck a couple of times and quit. would crank over fine, would not attempt to start. next morning i got into the car and it fired right up and has run fine the whole time i have been working on it. scanner showed only a pending trouble code of p0...
March 26, 2008
2005 Pontiac Sunfire 2.2L Misfire, MIL Lamp on VIN: 3G2JB52F35
P0300: Multiple Engine Misfire Detected. car comes in with intermit. miss, mostly under a load miss 1 and 4, sometimes cleans itself up and runs good, suddenly 1 and 4 go nuts like a coil gone bad. tested injectors, control mod, plugs, also put a coil assembly from wrecker and got same symtoms, start...
March 26, 2008
2003 Saturn Vue 3.0L Misfire, MIL Lamp on VIN: 5GZCZ63B83
P0300: Random Misfire Detected. Vehicle was towed to me because check engine light was flashing. Scanned computer and found misfire codes for 1, 3, and 5. All of these are on the same bank. Vehicle has over 100,000 miles and has had no maintenance work to it. I removed the Intake and changed...
March 27, 2008
2003 Saturn Vue 3.0L Misfire, MIL Lamp on VIN: 5GZCZ63B83
P0300: Random Misfire Detected. Vehicle was towed to me because check engine light was flashing. Scanned computer and found misfire codes for 1, 3, and 5. All of these are on the same bank. Vehicle has over 100,000 miles and has had no maintenance work to it. I removed the Intake and changed...
March 28, 2008
2000 Honda Accord EX 3.0L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 1HGCG1654Y
P0300: Multiple Misfire Detected. Thanks for reading my post..Need some help from the Honda experts please,This accord will have a very hard start and rough idle especial after a hot soak but also if you just let it idle for a long time with the hood closed it will start to misfire and sometim...
March 30, 2008
1996 Chevrolet Tahoe LS 5.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GNEK13R6T
P0300: Multiple Cylinder Misfire Detected. Customer complaint of running rough.The ck engine light was on before the intake repair and after.I only scanned after repair,with a po300 since they were looking for a leak,coolant.Looking up misfire data #5 was misfiring,pulled plug black sutty deposits,comp...
March 31, 2008
2001 Chevrolet Express 2500 5.7L Misfire VIN: 1GCFG25R11
P0300: Multiple Cylinder Misfire Detected. hello everyone,we have this van with a misfire count on cil#2 and #3,you can not feel the misfire but this way we can not get it trhu the aircare/smog test,i checked iatn and found a lot of info,tryed everything [we can think off],we installed a rebuild long b...
March 31, 2008
2001 Chevrolet Express 1500 4.3L Misfire, MIL Lamp on VIN: 1GCFG15W81
P0300: Multiple Cylinder Misfire Detected. ... leak and also sold the cap, rotor, plugs and wires at the same time. The truck came back 2 days and 150 miles later running bad with a tip-in missfire off idle and 2 codes: P0300 Random Missfire and P0350 Crank Position Sensor Circuit Failure. We did a lit...
March 31, 2008
2003 Chevrolet Express 1500 4.3L No Start VIN: 1GCFG15X03
P0300: Multiple Cylinder Misfire Detected. Vehicle was towed in, battery tested bad, replaced battery, drove vehicle back to customer...next day customer calls and says it cranks, without starting. Towed in, found when cranking, it sounds like it's out of time, it cranks then grunts, then cranks, We re...
March 31, 2008
1994 Saturn SL 1.9L Misfire, MIL Lamp on, #4 cyl in 4th gear
P0300: Multiple cyl misfire. Hi guys, really need HELP from Saturn techs on this one never seen anything like it. I checked TSBs and Iatn Archives couldn't find any answers. This car runs great at idle or in first or Second gear the problem seems to happen only in 3rd or 4th gear. I ran a...
March 04, 2008
2000 BMW X5 4.4i 4.4L Hesitation, MIL Lamp on VIN: WBAFB3343Y
P0300: multi-cylinder misfire. ... X5 has an intermittent hesistation. When it does hesitate the MIL flashes and P0300 is stored. We have replaced the spark plugs and PCV hoses due to holes in hoses. Other than that the problem is so intermittent I'm not sure where to look next. Has any one...
March 05, 2008
1999 Chrysler 300M 3.5L Stall, Misfire, MIL Lamp on, hard start VIN: 2C3HE66G0X
P0300: Multiple Cylinder Misfire Detected. ... the car towed in because it was spitting aand sputtering(it happened all of a sudden while climbing a small hill). He had it flatbedded in the evening. Next day I started it to test drive and vehicle was running very smooth. There was no mil, visual looked...
March 05, 2008
2006 Ford F-150 XLT 5.4L No Start, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1FTPW14546
P0300: Random Misfire. ... truck. Customer came in with this truck barely running. Bogging, stalling, no power, missing, running like crap. Customer tells us that he had no oil in the engine the other day so he added about three quarts of oil. I managed to pull it inside the shop, a...
March 05, 2008
2000 Honda Accord EX 3.0L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 1HGCG1654Y
P0300: Multiple Misfire Detected. Thanks for reading my post..Need some help from the Honda experts please,This accord will have a very hard start and rough idle especial after a hot soak but also if you just let it idle for a long time with the hood closed it will start to misfire and sometim...
March 05, 2008
2004 Chevrolet Silverado 1500 4.3L Misfire
P0300: Multiple Cylinder Misfire Detected. Hard misfire on cylinders 2, 4, and 6. Replaced worn cap and rotor plus fouled plugs. The engine did not change. I checked the fuel pressure, which was 58 psi (55-62 range), with engine running. All cylinders have good spark. Injector balance test showed less ...
March 06, 2008
1999 Dodge Intrepid 2.7L Cuts out VIN: 2B3HD46RXX
P0300: Multiple Cylinder Misfire Detected. ... could not verify problem. same codes p0300 so we pm car plugs & fuel injection service.reroad test all seemed ok. customer drove for over a month & 1k miles just quit while driving had towed back went to look at car starts & runs good had p0300...
March 07, 2008
2000 Mercedes-Benz ML320 3.2L MIL Lamp on VIN: 4JGAB54E4Y
P0300: multi misfire. ... this one while i still have some hair left on my head!!this ml 320 came in with misfire codes checked for code pulled the above mentioned checked #5 moved coil misfire followed give complete tune up and 1 coil there should be fixed has all cylinderes worki...
March 10, 2008
2000 GMC Safari SL 4.3L Poor Idle Quality, MIL Lamp on VIN: 1GKDM19W4Y
P0300: Multiple Cylinder Misfire Detected. hello everyone, scanner shows #5 missing at idle on misfire counter, then off idle #5 stops counting and shows #6 missfiring. the fuel pressure bleeds of pretty quickly so i isolated the regulator and it holds pressure, with the fuel pump in the loop it bleeds...
March 11, 2008
2000 Honda Passport EX 3.2L Poor Idle Quality, Misfire VIN: 4S6DM58W2Y
P0300: Random Misfire Detected. Car came in not running,engine had no compression,used engine was install,engine started ok but number 2-4-6 cylinders don't fire (compression 155 psi all around)the only way we can make those three cylinders to work is by lifting the ion module from the intak...
March 11, 2008
2000 Chevrolet Camaro 3.8L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 2G1FP22K2Y
P0300: Multiple Engine Misfire Detected. Thanx in advance. 2000 camaro with a K vin 3.8 and 4spd auto. This car came in to shop with some parts already replaced. The 1/4 coil and ign. wires, as well as plugs. 7 times out of 10 the car will start and idle perfectly. When the throttle is snapped it ...
March 12, 2008
2004 Chrysler Concorde LXi 3.5L Hesitation, Misfire VIN: 2C3HD36M44
P0300: Multiple Cylinder Misfire Detected. Vehicle runs very poorly, sever misfire at times, hesitation, runs worst mid throttle 25-45 mph, idle is a little rough but not real bad, will free rev ok. Scan tool data shows crank sync.current = no, cam sync. = yes. Cam Crank difference 2.5 degrees. Data li...
March 12, 2008
2001 Isuzu Trooper Limited 3.5L MIL Lamp on VIN: JACDJ58X21
P0300: Multiple Cylinder Misfire Detected. ... short but still give all the info I can. We installed a new engine from Jasper in this trooper. Now in the morning only untill the engine reaches 170 deg. the check engine will flash but only above 2000 rpm in park or under accel.It will set a pending code...
March 14, 2008
2000 Nissan Maxima GLE 3.0L Poor Idle Quality, Surge, Misfire, Poor Fuel Economy, MIL Lamp on VIN: JN1CA31D5Y
P0300: Multiple Misfire Detected. ... the shop it belongs to a local used car dealer that bought it at auction. The car is very clean. It has a mil light and codes p1320 and p0300 and a obvious miss fire. I do not have the correct scan tool but my snap on scanner shows the above codes. I use a...
March 16, 2008
2003 Honda Accord EX 3.0L Misfire
P0300: Random Misfire Detected. This is a used car that we started working on saturday. It came in after being dolled up for running ruff and a flashing MIL. Saturday it appeared there was water in the front three spark plug tubes from the doll up. Cleared the water out, cleared the codes an...
March 17, 2008
2002 Cadillac DeVille DHS 4.6L Misfire VIN: 1G6KE57Y12
P0300: Engine Misfire Detected. I have a missifire on #5 cylinder only at times under 4th gear light load and when decelling and light throttle in OD. I have swapped coil cassettes, replaced spark plugs and boots on all odd # cyls (so I would'nt have to pull that rear cassette again), perfor...
March 18, 2008
1999 Chevrolet Silverado 1500 4.3L Misfire, MIL Lamp on VIN: 1GCEC14W2X
P0300: Multiple Cylinder Misfire Detected. Greetings Hate to have a ask questions sometimes. Just cant quite wrap my brain around this one, when the pcv valve is installed in the valve cover, the ecm records misfires on cyl #1. When you remove the pcv from the valve cover the misfire counter stops. I h...
March 18, 2008
2002 GMC Safari SLE 4.3L MIL Lamp on VIN: 1GKEL19X02
P0300: Multiple Cylinder Misfire Detected. 2000 miles ago engine had a knocking from the oil pump when cold, found a sludge residue in bottom of pan and radiator was low on coolant. (oil is changed every 3000 miles and fluid checked religiously since new) at that time oil pump was replaced along with h...
March 19, 2008
2000 Pontiac Grand Am GT 3.4L Misfire, MIL Lamp on VIN: 1G2NW12E7Y
P0300: Multiple Cylinder Misfire Detected. As you can see in the history we been at this car for a long time, very little mileage driven. Hesistation and MIL issue. Have ramp tested injectors all pass, except the one we replaced #6. complression on engine good, ignition system new. Delco parts. Fuel pr...
March 19, 2008
2001 Kia Sephia LS 1.8L Hesitation, Cuts out, MIL Lamp on VIN: KNAFB12111
P0300: Random Cylinder Misfire Detected. Customer stated this started all at once.Car will not accelerate but seems to idle just fine.Slight acceleration is decent but not under any load. plugs were not gummed up.This acts like a fuel problem because it will popback through the intake slightly like a...
March 20, 2008
1996 Pontiac Grand Am SE 2.4L No Start VIN: 1G2NE552T7
P0300: Multiple Cylinder Misfire Detected. Hi Folks: This car was towed to me after another garage could not figure it out. It was driven to that garage. I was told by the owner it ran very poorly. He said it skipped and had no power. While at the other shop, the condition deteriated and now it will no...
March 21, 2008
2000 Nissan Altima GLE 2.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1N4DL01A0Y
P0300: Multiple Misfire Detected. ... very noticable miss. Scaned has only p0300. Manually moved egr and noticed idle droped so egr passeges seem clear and good. All timing chain paint marks are off by one tooth. Cap rotor plugs and wires appear in good order and no carbon tracking present. I ...
March 22, 2008
2005 Pontiac Sunfire 2.2L Misfire, MIL Lamp on VIN: 3G2JB52F35
P0300: Multiple Engine Misfire Detected. car comes in with intermit. miss, mostly under a load miss 1 and 4, sometimes cleans itself up and runs good, suddenly 1 and 4 go nuts like a coil gone bad. tested injectors, control mod, plugs, also put a coil assembly from wrecker and got same symtoms, start...
March 22, 2008
1996 Saab 9000 CS 2.3L Misfire, MIL Lamp on VIN: YS3CD68U8T
P0300: . good morning everyone this request is directed to you saab guys . car came in with po300 , and was missing at the time . the miss comes usually upon start up ( but not always ) and seems to clear up upon throttle up ( but not always ) scope of the crank senso...
March 22, 2008
2001 Nissan Maxima SE 3.0L Poor Idle Quality, Hesitation VIN: JN1GA31001
P0300: Multiple Misfire Detected. Check engine light is on, shows a miss-fire, PO300. Very poor driveability, will hardly move.
March 24, 2008
2004 Chevrolet Express 2500 LS 6.0L Misfire, MIL Lamp on
P0300: Multiple Cylinder Misfire Detected. i need some help with this one guys i have a misfire on all cyl it switches around have checked all plugs ok ran injector balance test cyl 1 55psi start 40psi after tested cyl 2 56psi start 34 after tested cyl 3 56 start 34 after tested cyl 4 56 start 34 after...
March 25, 2008
2006 Ford E-350 Super Duty XLT 5.4L Cuts out, Misfire, MIL Lamp on VIN: 1FBNE31L06
P0300: Random Misfire Detected. ... with a flashing engine light. Code p0300,p0303,p0305, and p0316 stored. Stopped and sat for approximately 1 1/2 hours. I went and brought vehicle back and vehicle ran perfect, no missing, no j...
March 25, 2008
2002 Mercedes-Benz C240 2.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: WDBRF61JX2
P0300: random misfire. ... says car is skipping (misfire) and no power. Scan with code p0301. Scope #1 w/amp clamp and found current low intermitent.Replace coil #1, cleared code and test drove. On road test, feels ok with light throttle. When accelerating, it will pull then falls f...
March 25, 2008
1996 Buick Century Custom 3.1L Misfire VIN: 1G4AG55M5T
P0300: Multiple Engine Misfire Detected. ... another tech in the shop. The car initially came in for a coolant leak. The lower intake gaskets were replaced, along with a full tune-up and motorvac service (maintanence). The customer drove the vehicle for a day or so and returned with a "rattling n...
March 26, 2008
1999 Chrysler Intrepid 3.2L Cuts out, Stall, Misfire VIN: 2C3HH56J9X
P0300: Multiple Cylinder Misfire Detected. ... started to buck a couple of times and quit. would crank over fine, would not attempt to start. next morning i got into the car and it fired right up and has run fine the whole time i have been working on it. scanner showed only a pending trouble code of p0...
March 26, 2008
2005 Pontiac Sunfire 2.2L Misfire, MIL Lamp on VIN: 3G2JB52F35
P0300: Multiple Engine Misfire Detected. car comes in with intermit. miss, mostly under a load miss 1 and 4, sometimes cleans itself up and runs good, suddenly 1 and 4 go nuts like a coil gone bad. tested injectors, control mod, plugs, also put a coil assembly from wrecker and got same symtoms, start...
March 26, 2008
2003 Saturn Vue 3.0L Misfire, MIL Lamp on VIN: 5GZCZ63B83
P0300: Random Misfire Detected. Vehicle was towed to me because check engine light was flashing. Scanned computer and found misfire codes for 1, 3, and 5. All of these are on the same bank. Vehicle has over 100,000 miles and has had no maintenance work to it. I removed the Intake and changed...
March 27, 2008
2003 Saturn Vue 3.0L Misfire, MIL Lamp on VIN: 5GZCZ63B83
P0300: Random Misfire Detected. Vehicle was towed to me because check engine light was flashing. Scanned computer and found misfire codes for 1, 3, and 5. All of these are on the same bank. Vehicle has over 100,000 miles and has had no maintenance work to it. I removed the Intake and changed...
March 28, 2008
2000 Honda Accord EX 3.0L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 1HGCG1654Y
P0300: Multiple Misfire Detected. Thanks for reading my post..Need some help from the Honda experts please,This accord will have a very hard start and rough idle especial after a hot soak but also if you just let it idle for a long time with the hood closed it will start to misfire and sometim...
March 30, 2008
1996 Chevrolet Tahoe LS 5.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GNEK13R6T
P0300: Multiple Cylinder Misfire Detected. Customer complaint of running rough.The ck engine light was on before the intake repair and after.I only scanned after repair,with a po300 since they were looking for a leak,coolant.Looking up misfire data #5 was misfiring,pulled plug black sutty deposits,comp...
March 31, 2008
2001 Chevrolet Express 2500 5.7L Misfire VIN: 1GCFG25R11
P0300: Multiple Cylinder Misfire Detected. hello everyone,we have this van with a misfire count on cil#2 and #3,you can not feel the misfire but this way we can not get it trhu the aircare/smog test,i checked iatn and found a lot of info,tryed everything [we can think off],we installed a rebuild long b...
March 31, 2008
2001 Chevrolet Express 1500 4.3L Misfire, MIL Lamp on VIN: 1GCFG15W81
P0300: Multiple Cylinder Misfire Detected. ... leak and also sold the cap, rotor, plugs and wires at the same time. The truck came back 2 days and 150 miles later running bad with a tip-in missfire off idle and 2 codes: P0300 Random Missfire and P0350 Crank Position Sensor Circuit Failure. We did a lit...
March 31, 2008
2003 Chevrolet Express 1500 4.3L No Start VIN: 1GCFG15X03
P0300: Multiple Cylinder Misfire Detected. Vehicle was towed in, battery tested bad, replaced battery, drove vehicle back to customer...next day customer calls and says it cranks, without starting. Towed in, found when cranking, it sounds like it's out of time, it cranks then grunts, then cranks, We re...
March 31, 2008