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P0301 Diagnostic Trouble Code Discussion for September 2011

Cylinder 1 Misfire Detected


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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
1999 Honda Accord EX 3.0L Misfire VIN: 1HGCG1653X
P0301: Cylinder 1 Misfire Detected. Have checked every possible thing i might have done wrong, even smoked it, nothing, even put in new plugs and checked timing mark- aligned perfectly. And all i see in this tsb for fuel pressure regulator and ecm. Could there be something else i am missing and ...
September 02, 2011
2001 Honda Accord LX 3.0L Poor Idle Quality, MIL Lamp on VIN: 1HGCG22541
P0301: Cylinder 1 Misfire Detected. This Honda idles very poorly. Has random misfire code and misfire codes for all cylinders. All cylinders have 170psi compression and new spark plugs. Smoked out intake and found no vacuum leaks. Removed EGR valve, and made sure it was not stuck open. Even bloc...
September 02, 2011
2001 Honda Accord LX 3.0L Poor Idle Quality, MIL Lamp on VIN: 1HGCG22541
P0301: Cylinder 1 Misfire Detected. This Honda idles very poorly. Has random misfire code and misfire codes for all cylinders. All cylinders have 170psi compression and new spark plugs. Smoked out intake and found no vacuum leaks. Removed EGR valve, and made sure it was not stuck open. Even bloc...
September 07, 2011
2000 Chevrolet Tahoe 5.3L Hesitation VIN: 1GNEC13T0O
P0301: Cylinder 1 Misfire Detected. Vehicle came in with severe power loss after running approx 3 minutes. test drove vehicle and ran fine for approx 8 blocks, stopped for light, and upon leaving light, had virtually no power or acceleration with misfiring in intake. Limped it back to shop and d...
September 12, 2011
1996 Ford Ranger XL 2.3L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: 1FTCR10A6T
P0301: Misfire - Cylinder 1. Dealer brought me this car, and as with all the 4 cylinder Rangers i've delt with, I find myself unable to repair this one too. When I start the truck, it idles perfectly until you press the accelerator for the first time, then all hell breaks loose! After th...
September 20, 2011
2002 Honda CR-V EX 2.4L Poor Idle Quality, Cuts out, Stall, Misfire, MIL Lamp on VIN: 123HJYJKHH
P0301: Cylinder 1 Misfire Detected. I don't know what i am missing here. If you try to hold the vehicle above idle it breaks up and pops almost like the timing is off. If you let the vehicle idle it idles good for about 10-15secs than stalls. Compression looks good. Cat is not clogged, it seems ...
September 21, 2011
2003 Nissan Altima SE 3.5L Misfire VIN: 1N4BL11E03
P0301: Cylinder 1 Misfire Detected. I use a Snap On Modis with software version 11.2 - does anyone know how to view misfire data - Snap On Diagnostics tell me it is not possible... anybody know the test ID & component ID to check misfires on this Nisaan?
September 27, 2011
1998 BMW 740iL 4.4L Misfire VIN: WBAGJ8329W
P0301: cyl 1 misfire. This car runs fine until you give it full throttle and the rpms get above about 4k rpm. It then starts to hesitate, doesnt feel exactly like a mifire more like it just starts to slow down. then the computer seems to turn off the cylinders that are misfiring. i...
September 28, 2011
2007 Chevrolet Suburban 1500 LS 5.3L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GNFK16377
P0301: Cylinder 1 Misfire Detected. Hey guys, So this one is interesting. First off, lots of lights going on in the dash.. Chk engine, Check stabilitrack, Check traction control, Tire pressure light. Performed basic testing for the cyl 1 misfire. Concluded that the intake valve for cyl 1 is not ...
September 29, 2011
2000 Toyota Celica GT 1.8L Hesitation, Misfire, MIL Lamp on VIN: JTDDR32T14
P0301: Cylinder 1 Misfire Detected. This vehicle has come in, customer complaining of MIL. Vehicle hesitates very badly under load and has very rough idle. Went ahead and swapped all the plus and coils around and cleared the MIL to isolate a cylinder, seems cylinder 3 is having the most misfires...
September 30, 2011
1999 Honda Accord EX 3.0L Misfire VIN: 1HGCG1653X
P0301: Cylinder 1 Misfire Detected. Have checked every possible thing i might have done wrong, even smoked it, nothing, even put in new plugs and checked timing mark- aligned perfectly. And all i see in this tsb for fuel pressure regulator and ecm. Could there be something else i am missing and ...
September 02, 2011
2001 Honda Accord LX 3.0L Poor Idle Quality, MIL Lamp on VIN: 1HGCG22541
P0301: Cylinder 1 Misfire Detected. This Honda idles very poorly. Has random misfire code and misfire codes for all cylinders. All cylinders have 170psi compression and new spark plugs. Smoked out intake and found no vacuum leaks. Removed EGR valve, and made sure it was not stuck open. Even bloc...
September 02, 2011
2001 Honda Accord LX 3.0L Poor Idle Quality, MIL Lamp on VIN: 1HGCG22541
P0301: Cylinder 1 Misfire Detected. This Honda idles very poorly. Has random misfire code and misfire codes for all cylinders. All cylinders have 170psi compression and new spark plugs. Smoked out intake and found no vacuum leaks. Removed EGR valve, and made sure it was not stuck open. Even bloc...
September 07, 2011
2000 Chevrolet Tahoe 5.3L Hesitation VIN: 1GNEC13T0O
P0301: Cylinder 1 Misfire Detected. Vehicle came in with severe power loss after running approx 3 minutes. test drove vehicle and ran fine for approx 8 blocks, stopped for light, and upon leaving light, had virtually no power or acceleration with misfiring in intake. Limped it back to shop and d...
September 12, 2011
1996 Ford Ranger XL 2.3L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: 1FTCR10A6T
P0301: Misfire - Cylinder 1. Dealer brought me this car, and as with all the 4 cylinder Rangers i've delt with, I find myself unable to repair this one too. When I start the truck, it idles perfectly until you press the accelerator for the first time, then all hell breaks loose! After th...
September 20, 2011
2002 Honda CR-V EX 2.4L Poor Idle Quality, Cuts out, Stall, Misfire, MIL Lamp on VIN: 123HJYJKHH
P0301: Cylinder 1 Misfire Detected. I don't know what i am missing here. If you try to hold the vehicle above idle it breaks up and pops almost like the timing is off. If you let the vehicle idle it idles good for about 10-15secs than stalls. Compression looks good. Cat is not clogged, it seems ...
September 21, 2011
2003 Nissan Altima SE 3.5L Misfire VIN: 1N4BL11E03
P0301: Cylinder 1 Misfire Detected. I use a Snap On Modis with software version 11.2 - does anyone know how to view misfire data - Snap On Diagnostics tell me it is not possible... anybody know the test ID & component ID to check misfires on this Nisaan?
September 27, 2011
1998 BMW 740iL 4.4L Misfire VIN: WBAGJ8329W
P0301: cyl 1 misfire. This car runs fine until you give it full throttle and the rpms get above about 4k rpm. It then starts to hesitate, doesnt feel exactly like a mifire more like it just starts to slow down. then the computer seems to turn off the cylinders that are misfiring. i...
September 28, 2011
2007 Chevrolet Suburban 1500 LS 5.3L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GNFK16377
P0301: Cylinder 1 Misfire Detected. Hey guys, So this one is interesting. First off, lots of lights going on in the dash.. Chk engine, Check stabilitrack, Check traction control, Tire pressure light. Performed basic testing for the cyl 1 misfire. Concluded that the intake valve for cyl 1 is not ...
September 29, 2011
2000 Toyota Celica GT 1.8L Hesitation, Misfire, MIL Lamp on VIN: JTDDR32T14
P0301: Cylinder 1 Misfire Detected. This vehicle has come in, customer complaining of MIL. Vehicle hesitates very badly under load and has very rough idle. Went ahead and swapped all the plus and coils around and cleared the MIL to isolate a cylinder, seems cylinder 3 is having the most misfires...
September 30, 2011