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P0304 Diagnostic Trouble Code Discussion for March 2017

Cylinder 4 Misfire Detected


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Trouble Ticket Help Requests for DTC P0304
Help Request Posted
2006 Subaru Outback 2.5i 2.5L Misfire, MIL Lamp on VIN: 4S4BP61C26
P0304: Cylinder 4 Misfire Detected. this vehicle came in with mil light on.p0303 and p0404.another tech found spark wires open/arcing to ground.replaced ignition wires and vehicle came back for same code.after interviewing customer found out that they have had an extended history on this code.ac...
March 09, 2017
2005 Volkswagen Jetta 2.5 2.5L Cuts out, Misfire, MIL Lamp on VIN: 3VWRG71K55
P0304: Cylinder 4 misfire. ... advance error, P0301, P0302, P0303, P0304 and P0305. I cleared the codes and the drivability problem went away at idle. I...
March 21, 2017
2010 Volkswagen Tiguan S 2.0L Misfire VIN: WVGAV7AX2A
P0304: Misfire cyl4. Vehicle came in misfiring bad on cyls 2,4. After pulling codes I swapped coils and plugs with no change. I then Scoped the injectors at the 8 pin harness connector and they all look the same, also scoped coils and they all look the same. Checked compression on...
March 27, 2017
2010 Subaru Outback 2.5i 2.5L Cuts out, Misfire, MIL Lamp on VIN: 4S4BRBGCXA
P0304: misfire 4. vehicle towed in.no power and multiple misfires.observing scan data with car in the shop at idle as soon as the throttle is depressed both the vvt solenoids duty and voltages go to zero.all other Subaru's that I've monitored do not follow that scenerio.at this...
March 28, 2017