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P0301 Diagnostic Trouble Code Discussion for March 2010

Cylinder 1 Misfire Detected


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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
2000 Volkswagen Passat GLS 2.8L Excessive Emissions, Misfire VIN: WVWMD23B5Y
P0301: 1 misfire. please help vw techs. i have a fine vehicle that came in with 16 dtc's wrote all codes down and cleared codes. advised customer we would address the codes as they came back in computer. the 4 codes listed where the ones that reappeared where the ones listed. i...
March 01, 2010
2003 Toyota Corolla S 1.8L Poor Idle Quality, MIL Lamp on VIN: 2T1BR32E13
P0301: Cylinder 1 Misfire Detected. No idle cold and low idle hot. Codes for multiple misfire all cylinders and evap psi sensor codes. I have checked basics. No intake leaks. Plugs look good. I have cleaned throtle body because throtle was sticky. Any help much apreciated. Thanks Gary
March 03, 2010
2002 Saturn Vue 3.0L Misfire, MIL Lamp on VIN: 5GZCZ63BX2
P0301: Cylinder 1 Misfire Detected. hello to all techs out there ecspecially saturn techs.i have this saturn vue that is flashing mil and setting codes for misfire on cylinders 1,3,5.all on bank 1.found vacuum leak under intake repaired but,it still is setting codes and counting.i pullede timing...
March 04, 2010
2004 Nissan Maxima SL 3.5L Misfire, MIL Lamp on VIN: 1N4BA41E74
P0301: Cylinder 1 Misfire Detected. ... in for a MIL diagnosis with the P0301 stored. Since it felt like a secondary ignition misfire we removed # 1 spark plug and coil to # 2 cylinder to see if it would travel. We did a compression test on it while the upper intake was off and they were the sam...
March 08, 2010
1998 Chrysler Intrepid 3.2L Hard Start VIN: 2C3HH56J0W
P0301: Cylinder 1 Misfire Detected. Help!!! Have problem vehicle. Any ideas... Customer complaint; vehicle run ruff (engine missfire) or even not start after hot soak (15 to 20 min) after cooling fan has cycled. Customer issue started within past month. Fuel test/sample Ok (no water), Replaced M...
March 10, 2010
2003 Jaguar X-Type 2.5L No Start, Cuts out, Misfire, MIL Lamp on VIN: SAJEA53CX2
P0301: misfire cyl 1. when the we try to start the engine, it crancks for a while and sometimes start normal and keep about 1400 rpm. as soon the rpm drop below 1000 rpm the engine stall. if we try to restart crancking for a while it may start again and if we keep the throtle open ...
March 10, 2010
2005 Volkswagen Passat GL 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WVWAD63B55
P0301: misfire cyl 1. I have this Passat come in idling real bad and check engine light blinking. Pulled codes and initially found misfire codes on all cyl's and lean code bank 1. Customer previously had been at VW dealer and they diagnosed as 4 bad coils. They installed new coils ...
March 10, 2010
2005 Volkswagen Jetta 2.5 2.5L Hesitation VIN: 3VWSF71K85
P0301: correlation. Hi Fellows, After replacing 2 sensors and the problem is still occurs. We think there's something serious here. So we checked the database and found the same issue with same codes and symptom. Whoever ran to this can tell us ,what parts are involve and labor t...
March 10, 2010
2001 Ford Explorer Sport Trac 4.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FMZU77EX1
P0301: MIsfire Cylinder 1. Vehicle came in with no start. It needed a starter. That was the simple part. After getting it started we checked the oil and found sludge on the dip stick. So we got the customer to let us pull the vavle covers and pan to de sludge the thing. We also ran it o...
March 11, 2010
1997 Dodge Dakota Sport 3.9L Hesitation, Surge VIN: 12H3H3INFH
P0301: Cylinder 1 Misfire Detected. This truck came in a week ago with a complaint of back firing and surging and bucking when going 45 and up and misfires when you rev it up at idle. when watching the obd2 misfire monitors, when it misfires it is mostley on cyliders 1,3,and 5. I have checked ev...
March 12, 2010
2006 Ford Taurus SEL 3.0L extended crank hot VIN: 1FAFP56U46
P0301: misfire 1. thanks in advance for the help. this car came in a week ago with the compliant of extended crank after heat soak, and upon restarting,smell VERY rich and stumbles for a second or two. could not reproduce the symtoms. changed fuel filter, tested the fuel system...
March 12, 2010
1999 Audi A4 2.8L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: WAUDD28DXX
P0301: Misfire cyl 1. I work on thees all the time but this one is a hard case. Misfire on cylinders 1,2,4 and 6. this is a slight misfire on thees four cylinders, not a dead misfire. poor idle noticeable poor acceleration and a blinking mil lamp. removed the injector rail and saw ...
March 15, 2010
1999 Audi A4 2.8L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: WAUDD28DXX
P0301: Misfire cyl 1. I work on thees all the time but this one is a hard case. Misfire on cylinders 1,2,4 and 6. this is a slight misfire on thees four cylinders, not a dead misfire. poor idle noticeable poor acceleration and a blinking mil lamp. removed the injector rail and saw ...
March 16, 2010
1997 Kia Sportage 2.0L Poor Idle Quality, Hesitation, Surge, Misfire, Poor Fuel Economy, MIL Lamp on VIN: KNDJA7232V
P0301: Cylinder 1 Misfire Detected. ... p0300, p0301, and a p0302. Spark is okay. Have pulse as well. Injectors are clicking. Vacuum is steady. Compression is good. Problem happens at random start-ups / test drives. I sprayed some carb cleaner into one of the vacuum ports and the idle smoothed o...
March 16, 2010
1997 Kia Sportage 2.0L Poor Idle Quality, Hesitation, Surge, Misfire, Poor Fuel Economy, MIL Lamp on VIN: KNDJA7232V
P0301: Cylinder 1 Misfire Detected. ... p0300, p0301, and a p0302. Spark is okay. Have pulse as well. Injectors are clicking. Vacuum is steady. Compression is good. Problem happens at random start-ups / test drives. I sprayed some carb cleaner into one of the vacuum ports and the idle smoothed o...
March 17, 2010
2002 Dodge Stratus R/T 3.0L Misfire VIN: 4B3AG52H72
P0301: Cylinder 1 Misfire Detected. Car came in with various problems ie clutch, brakes, struts, and PO303 cylinder 3 missfire but runs fine. We replaced all necessary parts and performed a complete tune up useing plus 4 plugs. Got cylinder 1 missfire as soon as I started it up. Did some resea...
March 23, 2010
2001 Porsche Boxster Roadster 2.7L No Start VIN: WPOCA29811
hello every one i have a 2001 porsche boxter that has an intermittent no start after sitting for awhile when the car cranks it sounds like it has no compression at first and it sounds almost like a timing chain rattle then after it sits for a few minutes then ...
March 29, 2010