Join Now
International Automotive Technicians Network

P0302 Diagnostic Trouble Code Discussion for September 2009

Cylinder 2 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 P0302
Help Request Posted
2003 Mercedes-Benz C230 Kompressor 1.8L Hesitation, Surge, Stall VIN: WBDRN40J73
P0302: misfire 2 cyl. rough idle and stalls intermittently, short term fuel trim close to normal and when acting up short term fuel trim at +25. dont see any air leaks. i dont work on many of these cars, any help would be apperciated
September 01, 2009
1999 Dodge Ram 1500 Truck 5.9L Misfire VIN: 3B7HF13Z0X
P0302: Cylinder 2 Misfire Detected. Morning Techs. Co worker has a dodge truck that keeps killing no. 2 spark plug. After about a month the center of the plug starts to melt off. but lately it just misses on idle. He replaced the plugs, wires switched injector to different cylinder, replaced ca...
September 02, 2009
2005 Ford F-150 XLT 5.4L Poor Idle Quality, lack of power VIN: 1FTPF12545
P0302: 2 miss. truck came in on tow truck, tried to start it has a raw fuel smell doesnt race up. with misfire codes in it I checked for spark, has that, noid light flashes so I pull plugs on bank one, fuel soaked so I lift injector rail #s 2-3 running fuel #s 1-4 drip. repl...
September 02, 2009
1997 Dodge Ram 1500 Truck 5.9L Poor Idle Quality, Misfire VIN: 1B7HF16Z8V
P0302: Cylinder 2 Misfire Detected. ... ram 1500 5.9l came in for a maintance about a month ago did plugs cap rotor etc. retested truck ran great. 3 weeks passed and customer call said was running poor s.e.s light on. he stop in scaned and found p0301,2,3,4,,5,6...
September 03, 2009
2003 Mercedes-Benz C230 Kompressor 1.8L Hesitation, Surge, Stall VIN: WBDRN40J73
P0302: misfire 2 cyl. rough idle and stalls intermittently, short term fuel trim close to normal and when acting up short term fuel trim at +25. dont see any air leaks. i dont work on many of these cars, any help would be apperciated
September 03, 2009
2004 Mercury Mountaineer Premier 4.0L Misfire, MIL Lamp on VIN: 4M2ZU86K74
P0302: 2 cylinder miss fire. Hi guys! Im pulling my hair out here. This vehicle came in with a vibration that felt like a engine miss but with no codes. Fuel pressure tested with in specs,Scan tool reading was good. I found a bulletin for idle quality update. I had all the updates brought...
September 04, 2009
2003 Nissan Pathfinder SE 3.5L No Start VIN: JN8DR09Y03
P0302: Cylinder 2 Misfire Detected. customer commented was driving 70 mph vehicle bucked and shut off. No start. Have cranking rpm on scan tool, has no spark and no noid light at injectors. Has fuel pressure. Checked cranking rpm on modis, good. Checked cam signal with lab scope, square wave pat...
September 13, 2009
1998 Honda Accord LX 3.0L MIL Lamp on VIN: 1HGCG164XW
P0302: Cylinder 2 Misfire Detected. I have misfire codes P0300 thru P0306. Customer had no complaints. Car runs excellent. Ignition parts are not new but they look OK. I cleared the codes and tried to reset the codes but couldn't. Freeze frame data: rpm - 5700 RPM, VEH SPEED - 52 MPH, LTFT - 2.0...
September 14, 2009
2003 Nissan Pathfinder SE 3.5L No Start VIN: JN8DR09Y03
P0302: Cylinder 2 Misfire Detected. customer commented was driving 70 mph vehicle bucked and shut off. No start. Have cranking rpm on scan tool, has no spark and no noid light at injectors. Has fuel pressure. Checked cranking rpm on modis, good. Checked cam signal with lab scope, square wave pat...
September 14, 2009
2005 Audi A4 Quattro 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WAULC68E15
P0302: misfire 2 cyl. runs very rough and mil flashes at idle. runs fine with foot on brake and in gear if rpm is above 1100 rpm. MAF reads higher than alldata says it should at idle. checked power, ground and 5 volt ref. all ok. Replaced MAF with new bosch from aftermarket suppli...
September 15, 2009
2003 Mercedes-Benz C230 Kompressor 1.8L Misfire, MIL Lamp on VIN: WDBRN40J83
P0302: misfire cyl 2. Vehicle came in misfiring, starts and runs 15 to 20 seconds before misfire occurs. swapped coils, no change, found 120 psi on cyl 2, added transfluid with no increae in compression. checked injector pulse and found that the first 20 to 30 rpms the noid flashes...
September 16, 2009
2003 Ford Taurus SE 3.0L Misfire, MIL Lamp on VIN: 1FAFP55263
P0302: cylinder 2 misfire. thanks in advance to anyone willing to help. this taurus came in with a #2 misfire. had original plugs and wires so i started there,swapped coil too. # 2 still misfiring. i checked the injector with amp clamp and found when the car is at idle the signal from t...
September 17, 2009
1998 Dodge Grand Caravan 3.3L Excessive Emissions, Poor Idle Quality, Cuts out, Misfire, MIL Lamp on VIN: 1B4GP44G3W
P0302: Cylinder 2 Misfire Detected. This is another one that has to get done ASAP and don't have much time to work on... Vehicle towed in, C/S misfires and stalled. Vehicle starts and runs but very rough.Barely made it into shop.Misfires heavily under load and idle also.Pulled plug, gap is at ...
September 23, 2009
1998 Dodge Grand Caravan 3.3L Excessive Emissions, Poor Idle Quality, Cuts out, Misfire, MIL Lamp on VIN: 1B4GP44G3W
P0302: Cylinder 2 Misfire Detected. This is another one that has to get done ASAP and don't have much time to work on... Vehicle towed in, C/S misfires and stalled. Vehicle starts and runs but very rough.Barely made it into shop.Misfires heavily under load and idle also.Pulled plug, gap is at ...
September 24, 2009