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P0303 Diagnostic Trouble Code Discussion for May 2005

Cylinder 3 Misfire Detected

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Trouble Ticket Help Requests for DTC P0303
Help Request Posted
1998 Nissan Frontier XE 2.4L Misfire, MIL Lamp on VIN: 1N6DD26S1W
P0303: Cylinder 3 Misfire Detected. i'm stumped. after replacingplugs, wires, cap, and swapping injectors, still has misfire on #3 under accelleration. compression good. idles smooth. generic data stream shows timing at [...]. ignition data stream shows timing at 50 degrees. any ideas?
May 09, 2005
1997 Chevrolet Tahoe 5.7L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GNEC13ROV
P0303: Cylinder 3 Misfire Detected. Thank you for helping me with this automotive boomarang. This truck originally came in with a misfire on cyl#1 and cyl#3. Pulled the spark plugs and noted that all plugs on the right side of the engine were normal all plugs on the left side were black. Further...
May 16, 2005