Join Now
International Automotive Technicians Network

P0301 Diagnostic Trouble Code Discussion for May 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
1998 Toyota Camry CE 2.2L Misfire, MIL Lamp on VIN: JT2BG22K7W
P0301: Cylinder 1 Misfire Detected. ... intermittent but ongoing problem for us. We had replaced the ignition wires and spark plugs during a 60K service last fall and since then our customer has been experiencing intermittent rough running conditions and MIL lamp on. P0301 and P0304 are set cons...
May 05, 2004
1998 Mercedes-Benz C230 2.3L Hesitation, Surge, Misfire, MIL Lamp on VIN: WDBHA23G4W
P0301: misfire. This car has a serious lack of power past 50% throttle. You can get up to speed if you barely push the throttle, but if you quickly give it more throttle the rpm's max at 3500. Backing off the throttle will let it accelerate. it does the same in park. Fuel pre...
May 10, 2004
2000 Mercedes-Benz C280 2.8L Poor Idle Quality, Misfire, MIL Lamp on
P0301: cyl 1 misfire. Good morning to all! I could really use some insight from MB or euro techs with this particular demon. MB and MOD is very reluctant to offer any pertinent info and modis offers no direction as well, we have no euro software so my info is on the generic side on...
May 11, 2004
1999 Subaru Impreza L 2.2L Poor Idle Quality, LACK OF POWER VIN: 1F1GF4856X
P0301: Cylinder 1 Misfire Detected. Subaru guys help!!! This impreza was brought in with the complaint of would not go over 70mph. Test drive confirmed this right away, the idle quality was very poor. Computer diagnostics showed missfires on all cylinders, oxygen sensor biased lean and would com...
May 13, 2004
2000 Pontiac Grand Am SE 2.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G2NF12T7Y
P0301: Cylinder 1 Misfire Detected. This car came to me with a loud rattle in the front of the motor and an intermittent misfire on #1 cylinder that got better as it warmed up. I decided to replace the timing chain tensioner, chain and gears. This eliminated the rattle but it did not eliminate t...
May 17, 2004
1998 Audi A4 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WAUCB28D5W
P0301: Cyl 1 misfire. Customer reported has been down on power for a couple months. This week died while driving, then cranks no start. Towed to shop, cranked, started, knock from turbo area and/or cylinder head.# 1 spark plug smashed/porcelain/center electrode broken. Oil burnt/di...
May 19, 2004
2000 Pontiac Grand Am SE 2.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G2NF12T7Y
P0301: Cylinder 1 Misfire Detected. This car came to me with a loud rattle in the front of the motor and an intermittent misfire on #1 cylinder that got better as it warmed up. I decided to replace the timing chain tensioner, chain and gears. This eliminated the rattle but it did not eliminate t...
May 22, 2004
1998 Toyota Camry CE 2.2L Misfire, MIL Lamp on VIN: JT2BG22K7W
P0301: Cylinder 1 Misfire Detected. ... intermittent but ongoing problem for us. We had replaced the ignition wires and spark plugs during a 60K service last fall and since then our customer has been experiencing intermittent rough running conditions and MIL lamp on. P0301 and P0304 are set cons...
May 05, 2004
1998 Mercedes-Benz C230 2.3L Hesitation, Surge, Misfire, MIL Lamp on VIN: WDBHA23G4W
P0301: misfire. This car has a serious lack of power past 50% throttle. You can get up to speed if you barely push the throttle, but if you quickly give it more throttle the rpm's max at 3500. Backing off the throttle will let it accelerate. it does the same in park. Fuel pre...
May 10, 2004
2000 Mercedes-Benz C280 2.8L Poor Idle Quality, Misfire, MIL Lamp on
P0301: cyl 1 misfire. Good morning to all! I could really use some insight from MB or euro techs with this particular demon. MB and MOD is very reluctant to offer any pertinent info and modis offers no direction as well, we have no euro software so my info is on the generic side on...
May 11, 2004
1999 Subaru Impreza L 2.2L Poor Idle Quality, LACK OF POWER VIN: 1F1GF4856X
P0301: Cylinder 1 Misfire Detected. Subaru guys help!!! This impreza was brought in with the complaint of would not go over 70mph. Test drive confirmed this right away, the idle quality was very poor. Computer diagnostics showed missfires on all cylinders, oxygen sensor biased lean and would com...
May 13, 2004
2000 Pontiac Grand Am SE 2.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G2NF12T7Y
P0301: Cylinder 1 Misfire Detected. This car came to me with a loud rattle in the front of the motor and an intermittent misfire on #1 cylinder that got better as it warmed up. I decided to replace the timing chain tensioner, chain and gears. This eliminated the rattle but it did not eliminate t...
May 17, 2004
1998 Audi A4 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WAUCB28D5W
P0301: Cyl 1 misfire. Customer reported has been down on power for a couple months. This week died while driving, then cranks no start. Towed to shop, cranked, started, knock from turbo area and/or cylinder head.# 1 spark plug smashed/porcelain/center electrode broken. Oil burnt/di...
May 19, 2004
2000 Pontiac Grand Am SE 2.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G2NF12T7Y
P0301: Cylinder 1 Misfire Detected. This car came to me with a loud rattle in the front of the motor and an intermittent misfire on #1 cylinder that got better as it warmed up. I decided to replace the timing chain tensioner, chain and gears. This eliminated the rattle but it did not eliminate t...
May 22, 2004