× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P0301 Diagnostic Trouble Code Discussion for July 2004

Cylinder 1 Misfire Detected


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0301
Help Request Posted
2002 Mitsubishi Galant ES 2.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 4A3AA46G92
P0301: Cylinder 1 Misfire Detected. ...after replacement of engine with used unit, repetitive mil(code p301-#1 cyl misfire), and rough idle with noticeable "misfire" attributes... replaced ignition wires, spark plugs and coils when engine was replaced. verified fuel injector operation-th...
July 05, 2004
1999 Volkswagen Passat GLS 1.8L Misfire, MIL Lamp on VIN: WVWMA63B2X
P0301: missfire. Please help guys. I have a customer's sons car from out of town. I dont usually work on german cars. this passat has a dead ignition on cyl one. we have swaped plugs and coils and #1 is still dead. we have good injector pulse and good fuel pressure. this is a ...
July 20, 2004
1996 Ford Explorer Eddie Bauer 4.0L Misfire, MIL Lamp on VIN: 1FMDU34X7T
P0301: Cylinder 1 Misfire. Hello fellas, vehicle came in with MIL on. Scanned-got cyl #1 misfire code. Customer informed me the misfire was intermittent but mostly when the vehicle was hot and he had already replaced the plugs and wires. I have had this act up on me and it only lasts fo...
July 23, 2004
1996 Mercury Grand Marquis GS 4.6L Misfire VIN: 2MELM74W5T
P0301: cyl 1 misfire. ... codes (no codes or p1000 actually). Test drove vehicle and noticed an intermittent misfire. Checked codes and found a random misfire, I drove a little more till a p0301 and a p0305 came up then checked those two plugs and...
July 30, 2004