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P0301 Diagnostic Trouble Code Discussion for October 2005

Cylinder 1 Misfire Detected


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Trouble Ticket Help Requests for DTC P0301
Help Request Posted
2002 Nissan Frontier 2.4L Misfire, MIL Lamp on VIN: 1N6DD26S92
P0301: Cylinder 1 Misfire Detected. PO301 occurs approx. every 2 to 3 days cannot duplicate misfire in shop or on test drive. Tested compression, ignition wires,injectors, and secondary ign. system. all ok.Smoked engine and found no vacuum leak.Has anyone seen this before? Thanks in advance for ...
October 06, 2005
1999 Land Rover Discovery Series II 4.0L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: SALTY1240X
P0301: cylinder 1 misfire. i have a 1999/2000 discovery series II i have a misfire on cyl 3 and 1 i have good compression spark and fuel. i have no vaccum leaks. i have replace the intake gasket, plugs, plug wires, and injectors on 1 and 3, i have also run 4 cans of sea foam through the...
October 08, 2005
2000 Ford Explorer XLS 4.0L Misfire, MIL Lamp on VIN: 5FMYU60E6Y
P0301: 1 misfire. ... C/E LIGHT ON AFTER HARD ACCELERATION. TESTED IGNITION & FUEL PRESSURE ALONG WITH PRESSURE DROP. AFTER DUPLICATING PROBLEM, PERFORMED COMPRESSION TEST & FOUND WEAK VALVE SPRINGS. REPLACED SPRINGS, PLUGS & IGNITION CABLES. AFTER REPAIR P0301&...
October 12, 2005
1997 Ford Ranger XL 2.3L Misfire
P0301: cyl1 missfire. came for cust request tbelt and plugs cel on at time wrk done by other tech.ran rough from start next day cust want emissions test tail pipe clean like new car all pass but check engine lite on miss fire #1 cyl engine is rough at idle. compresion 150psi leak d...
October 15, 2005
1998 Dodge Intrepid 2.7L Cuts out, Misfire, MIL Lamp on VIN: 2B3HD46R7W
P0301: Cylinder 1 Misfire Detected. Hi Group. I have a 98 intrepid thats repeatedly coming in on the hook. it dies at highway speeds, if allowed to cool for 10 or 15 min. it restarts. we have replaced the crank sensor three times, the last time we also replaced the pigtail due to a broken clip. ...
October 17, 2005
1997 Dodge Ram 1500 Truck 5.9L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1B7HF16ZXV
P0301: Cylinder 1 Misfire Detected. ... hard to start problem.customer asked for a starting and charging system check it checked out ok besides a bad belt and tens. he came back on tuesday to have belt and tens. replaced he asked if we could check his dist. cap due to a broken screw. we replaced...
October 21, 2005
1998 Chevrolet K2500 Suburban 5.7L Hesitation, Misfire, MIL Lamp on VIN: 3GNGK26R1W
P0301: Cylinder 1 Misfire Detected. Greetings. This is my first request for help. We put an engine (Motorworks) in this suburban about 4 months/5000 ago for an out of town customer. The customer got about 15 miles out of town with the new engine and the check engine light came on. It was past c...
October 22, 2005
1997 Dodge Ram 1500 Truck 5.9L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1B7HF16ZXV
P0301: Cylinder 1 Misfire Detected. ... hard to start problem.customer asked for a starting and charging system check it checked out ok besides a bad belt and tens. he came back on tuesday to have belt and tens. replaced he asked if we could check his dist. cap due to a broken screw. we replaced...
October 22, 2005
2000 Audi S4 2.7L Misfire VIN: WAUDD68D0Y
P0301: cyl 1 missfire. having a little missfire problem with this car. It is missfiring on cyl #1,2,3,&4. Customer was here about a week ago with #5 missing and a month before that with #1 missing. But no o2 fault then. Checked for carbon and all cyl's looked fine, last week. It...
October 28, 2005
1996 Ford Taurus GL 3.0L Misfire, MIL Lamp on VIN: 1FALP52U5T
P0301: Cylinder 1 missfire. Intermittent cold missfire on # 1 Cylinder. Shows up on scope pattern, looks like a bad wire. Replaced wires didn't fix. Replaced coil pack in desperation didn't fix. No signs of coolant loss like a head gasket problem. I found the T.S.B. for the check engine ...
October 31, 2005
2002 Nissan Frontier 2.4L Misfire, MIL Lamp on VIN: 1N6DD26S92
P0301: Cylinder 1 Misfire Detected. PO301 occurs approx. every 2 to 3 days cannot duplicate misfire in shop or on test drive. Tested compression, ignition wires,injectors, and secondary ign. system. all ok.Smoked engine and found no vacuum leak.Has anyone seen this before? Thanks in advance for ...
October 06, 2005
1999 Land Rover Discovery Series II 4.0L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: SALTY1240X
P0301: cylinder 1 misfire. i have a 1999/2000 discovery series II i have a misfire on cyl 3 and 1 i have good compression spark and fuel. i have no vaccum leaks. i have replace the intake gasket, plugs, plug wires, and injectors on 1 and 3, i have also run 4 cans of sea foam through the...
October 08, 2005
2000 Ford Explorer XLS 4.0L Misfire, MIL Lamp on VIN: 5FMYU60E6Y
P0301: 1 misfire. ... C/E LIGHT ON AFTER HARD ACCELERATION. TESTED IGNITION & FUEL PRESSURE ALONG WITH PRESSURE DROP. AFTER DUPLICATING PROBLEM, PERFORMED COMPRESSION TEST & FOUND WEAK VALVE SPRINGS. REPLACED SPRINGS, PLUGS & IGNITION CABLES. AFTER REPAIR P0301&...
October 12, 2005
1997 Ford Ranger XL 2.3L Misfire
P0301: cyl1 missfire. came for cust request tbelt and plugs cel on at time wrk done by other tech.ran rough from start next day cust want emissions test tail pipe clean like new car all pass but check engine lite on miss fire #1 cyl engine is rough at idle. compresion 150psi leak d...
October 15, 2005
1998 Dodge Intrepid 2.7L Cuts out, Misfire, MIL Lamp on VIN: 2B3HD46R7W
P0301: Cylinder 1 Misfire Detected. Hi Group. I have a 98 intrepid thats repeatedly coming in on the hook. it dies at highway speeds, if allowed to cool for 10 or 15 min. it restarts. we have replaced the crank sensor three times, the last time we also replaced the pigtail due to a broken clip. ...
October 17, 2005
1997 Dodge Ram 1500 Truck 5.9L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1B7HF16ZXV
P0301: Cylinder 1 Misfire Detected. ... hard to start problem.customer asked for a starting and charging system check it checked out ok besides a bad belt and tens. he came back on tuesday to have belt and tens. replaced he asked if we could check his dist. cap due to a broken screw. we replaced...
October 21, 2005
1998 Chevrolet K2500 Suburban 5.7L Hesitation, Misfire, MIL Lamp on VIN: 3GNGK26R1W
P0301: Cylinder 1 Misfire Detected. Greetings. This is my first request for help. We put an engine (Motorworks) in this suburban about 4 months/5000 ago for an out of town customer. The customer got about 15 miles out of town with the new engine and the check engine light came on. It was past c...
October 22, 2005
1997 Dodge Ram 1500 Truck 5.9L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1B7HF16ZXV
P0301: Cylinder 1 Misfire Detected. ... hard to start problem.customer asked for a starting and charging system check it checked out ok besides a bad belt and tens. he came back on tuesday to have belt and tens. replaced he asked if we could check his dist. cap due to a broken screw. we replaced...
October 22, 2005
2000 Audi S4 2.7L Misfire VIN: WAUDD68D0Y
P0301: cyl 1 missfire. having a little missfire problem with this car. It is missfiring on cyl #1,2,3,&4. Customer was here about a week ago with #5 missing and a month before that with #1 missing. But no o2 fault then. Checked for carbon and all cyl's looked fine, last week. It...
October 28, 2005
1996 Ford Taurus GL 3.0L Misfire, MIL Lamp on VIN: 1FALP52U5T
P0301: Cylinder 1 missfire. Intermittent cold missfire on # 1 Cylinder. Shows up on scope pattern, looks like a bad wire. Replaced wires didn't fix. Replaced coil pack in desperation didn't fix. No signs of coolant loss like a head gasket problem. I found the T.S.B. for the check engine ...
October 31, 2005