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P0301 Diagnostic Trouble Code Discussion for September 2006

Cylinder 1 Misfire Detected


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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
1997 BMW 528i 2.8L Poor Idle Quality, Surge, Misfire, MIL Lamp on VIN: WBADD6325V
P0301: misfire 1 detected. ... engine light on. found four codes, p1250,p0173,p1189,p0301. fuel trim way off. smoked intake and replaced lower hose to crankcase vent valve- smoked three times after- no more leaks. reset computer and test drove several times- feels good- no codes returne...
September 15, 2006
2000 Toyota 4Runner 2.7L Misfire, MIL Lamp on VIN: JT3GM84R64
P0301: Cylinder 1 Misfire Detected. This vehicle sets a mis fire code p301(only)within a 2 day span. Every Freeze frame data shows around 30 mph,1700-1900 rpm,50-60% load,coolant 130-170 degrees.Customer never "feels" a mis fire but light is consistant,no noticible miss detected,mileage ...
September 15, 2006
2002 Mitsubishi Galant ES 2.4L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 4A3AA46G72
P0301: Cylinder 1 Misfire Detected. I have this one that leaves the egr valve open at idle all the time. When you disconnect the vacuum line from the valve the car runs great. I could find little technical info on how this egr system works. All the vacuum lines look to be hooked up and I can fee...
September 18, 2006
2000 Toyota 4Runner 2.7L Misfire, MIL Lamp on VIN: JT3GM84R64
P0301: Cylinder 1 Misfire Detected. This vehicle sets a mis fire code p301(only)within a 2 day span. Every Freeze frame data shows around 30 mph,1700-1900 rpm,50-60% load,coolant 130-170 degrees.Customer never "feels" a mis fire but light is consistant,no noticible miss detected,mileage ...
September 22, 2006
2002 Porsche 911 Carrera 3.6L Poor Idle Quality, MIL Lamp on VIN: WP0CA29922
P0301: Misfire CYL 1. This car idles rough but is smooth above idle. There was fluid spiting from the rh (cyl 1-3) exhaust and it had a strong (hot) coolant smell when it first came back. I did not drive this car before the clutch work so of course Customer says it was fine before....
September 26, 2006
1997 BMW 528i 2.8L Poor Idle Quality, Surge, Misfire, MIL Lamp on VIN: WBADD6325V
P0301: misfire 1 detected. ... engine light on. found four codes, p1250,p0173,p1189,p0301. fuel trim way off. smoked intake and replaced lower hose to crankcase vent valve- smoked three times after- no more leaks. reset computer and test drove several times- feels good- no codes returne...
September 15, 2006
2000 Toyota 4Runner 2.7L Misfire, MIL Lamp on VIN: JT3GM84R64
P0301: Cylinder 1 Misfire Detected. This vehicle sets a mis fire code p301(only)within a 2 day span. Every Freeze frame data shows around 30 mph,1700-1900 rpm,50-60% load,coolant 130-170 degrees.Customer never "feels" a mis fire but light is consistant,no noticible miss detected,mileage ...
September 15, 2006
2002 Mitsubishi Galant ES 2.4L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 4A3AA46G72
P0301: Cylinder 1 Misfire Detected. I have this one that leaves the egr valve open at idle all the time. When you disconnect the vacuum line from the valve the car runs great. I could find little technical info on how this egr system works. All the vacuum lines look to be hooked up and I can fee...
September 18, 2006
2000 Toyota 4Runner 2.7L Misfire, MIL Lamp on VIN: JT3GM84R64
P0301: Cylinder 1 Misfire Detected. This vehicle sets a mis fire code p301(only)within a 2 day span. Every Freeze frame data shows around 30 mph,1700-1900 rpm,50-60% load,coolant 130-170 degrees.Customer never "feels" a mis fire but light is consistant,no noticible miss detected,mileage ...
September 22, 2006
2002 Porsche 911 Carrera 3.6L Poor Idle Quality, MIL Lamp on VIN: WP0CA29922
P0301: Misfire CYL 1. This car idles rough but is smooth above idle. There was fluid spiting from the rh (cyl 1-3) exhaust and it had a strong (hot) coolant smell when it first came back. I did not drive this car before the clutch work so of course Customer says it was fine before....
September 26, 2006