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P0302 Diagnostic Trouble Code Discussion for January 2012

Cylinder 2 Misfire Detected


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Trouble Ticket Help Requests for DTC P0302
Help Request Posted
2005 Ford F-150 FX4 5.4L Poor Idle Quality, Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 1FTPX14565
Truck has random misfires pretty much all the time only on bank 1. Cylinder #3 seemed worse when truck came in. Tried coil, replaced spark plug with no change. Switched fuel injectors between cylinder #2 & #3. Misfire moved to cyl. #2. Replaced all injecto...
January 04, 2012
1998 Saturn SC2 1.9L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1G8ZH1272W
P0302: Cylinder 2 Misfire Detected. ... originally came in for misfire and poor fuel economy and smoking bad. Checked for codes and found P0302. Checked spark plugs and found #2 fuel soaked. Checked injector pulse and found #2 was always on(noid light on steady). After some diagnosis we decided ...
January 04, 2012
1999 Subaru Legacy L 2.2L MIL Lamp on VIN: 4S3BD4357X
P0302: Cylinder 2 Misfire Detected. Customer only concern is MIL to pass inspection. There is no symptom of misfire detected, but light can be blinking. Initial test could not verify misfires, but spark plugs and wires very old and worn, and wires saturated with oil due to leaking tube seals. We...
January 06, 2012
2000 Hyundai Elantra GLS 2.0L Misfire, int. long crank VIN: KMHJF35F1Y
P0302: Cylinder 2 Misfire Detected. ... gasket no start - removed head sent to machine shop. they said head already machined and can't be cut again. ordered reman. head and installed. long crank on first start up after job. get started and skips a bit then runs good. test drive and recheck fluid...
January 12, 2012
2003 Volkswagen Passat GLS 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WVWPD63B43
... complaint and a vac noise with p0303 #3 misfire , p0507 idle higher than expected and p0171 bank 1 lean smoked test found a leak in a plastic elbow under the intake replaced the elbow and the # 3 coil (cop) after repairs the id...
January 17, 2012
2006 Honda S2000 2.2L Misfire, MIL Lamp on VIN: JHMAP21476
P0302: cylinder 2 misfire. Hello, we have this used s2000 it keep popping up the #2 misfire as you can see we did all the basic. At first we did the valve adjustment,ran the induction system cleaner through the intake then we replace the spark plugs,swapping the injectors and coils stil...
January 28, 2012
2002 Toyota Corolla CE 1.8L MIL Lamp on VIN: 1NXBR12E42
P0302: Cylinder 2 Misfire Detected. I have this corolla that is eating my sleep. all these years i have worked on toyotas and lexus and this is the one that got me. I could not figure out now what to do. I have measured the fuel pressure that was about 37psi at idle. next morning before starting...
January 28, 2012
2005 Ford F-150 FX4 5.4L Poor Idle Quality, Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 1FTPX14565
Truck has random misfires pretty much all the time only on bank 1. Cylinder #3 seemed worse when truck came in. Tried coil, replaced spark plug with no change. Switched fuel injectors between cylinder #2 & #3. Misfire moved to cyl. #2. Replaced all injecto...
January 04, 2012
1998 Saturn SC2 1.9L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1G8ZH1272W
P0302: Cylinder 2 Misfire Detected. ... originally came in for misfire and poor fuel economy and smoking bad. Checked for codes and found P0302. Checked spark plugs and found #2 fuel soaked. Checked injector pulse and found #2 was always on(noid light on steady). After some diagnosis we decided ...
January 04, 2012
1999 Subaru Legacy L 2.2L MIL Lamp on VIN: 4S3BD4357X
P0302: Cylinder 2 Misfire Detected. Customer only concern is MIL to pass inspection. There is no symptom of misfire detected, but light can be blinking. Initial test could not verify misfires, but spark plugs and wires very old and worn, and wires saturated with oil due to leaking tube seals. We...
January 06, 2012
2000 Hyundai Elantra GLS 2.0L Misfire, int. long crank VIN: KMHJF35F1Y
P0302: Cylinder 2 Misfire Detected. ... gasket no start - removed head sent to machine shop. they said head already machined and can't be cut again. ordered reman. head and installed. long crank on first start up after job. get started and skips a bit then runs good. test drive and recheck fluid...
January 12, 2012
2003 Volkswagen Passat GLS 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WVWPD63B43
... complaint and a vac noise with p0303 #3 misfire , p0507 idle higher than expected and p0171 bank 1 lean smoked test found a leak in a plastic elbow under the intake replaced the elbow and the # 3 coil (cop) after repairs the id...
January 17, 2012
2006 Honda S2000 2.2L Misfire, MIL Lamp on VIN: JHMAP21476
P0302: cylinder 2 misfire. Hello, we have this used s2000 it keep popping up the #2 misfire as you can see we did all the basic. At first we did the valve adjustment,ran the induction system cleaner through the intake then we replace the spark plugs,swapping the injectors and coils stil...
January 28, 2012
2002 Toyota Corolla CE 1.8L MIL Lamp on VIN: 1NXBR12E42
P0302: Cylinder 2 Misfire Detected. I have this corolla that is eating my sleep. all these years i have worked on toyotas and lexus and this is the one that got me. I could not figure out now what to do. I have measured the fuel pressure that was about 37psi at idle. next morning before starting...
January 28, 2012