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P0303 Diagnostic Trouble Code Discussion for February 2011

Cylinder 3 Misfire Detected


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Trouble Ticket Help Requests for DTC P0303
Help Request Posted
2003 Jaguar S-Type R 4.2L Misfire VIN: 5451845118
P0303: missfire 3. Thanks in advance guys, this is not really a problem as of yet lol... This Jag came into the shop 2 weeks ago for what customer states not powering his car right but did not want inspection. i put a new battery in but noticed the power cable was after market, ...
February 01, 2011
2003 Jaguar S-Type R 4.2L Misfire VIN: 5451845118
P0303: missfire 3. Thanks in advance guys, this is not really a problem as of yet lol... This Jag came into the shop 2 weeks ago for what customer states not powering his car right but did not want inspection. i put a new battery in but noticed the power cable was after market, ...
February 02, 2011
2005 Jaguar S-Type Sport 4.2L Misfire, MIL Lamp on VIN: SAJWA01U35
P0303: Cylinder 3 misfire. We need some help with this Jaguar that has been coming in for a misfire over the last couple months. The customer says when she parks the car hot for an hour, on start up vehicle will misfire very breifly, as she starts to drive the misfire goes away. On the...
February 02, 2011
2005 Ford F-150 XL 4.2L No Start VIN: 1FTRF12265
P0303: cyl 3 mis. help! im tossed in the middle of it again! towed in, cranks, no start. multiple dtc's, replaced cam sensor, fuel pressure @ rail is 40-42psi, raw fuel out of exhaust, spark @ all 6 towers on coil. cam/crank show in sync. found 5 volts for the imrc data pid. ha...
February 03, 2011
2006 Mercedes-Benz ML350 3.5L Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on VIN: 4JGBB86EX6
P0303: cyl 3 misfire. ... six cylinders (p0301-0306) but I could not fit them all in the spaces above. Car misses and shudders very badly at idle and it seems a little worse once it gets hot. If you rev the engine sometimes it sounds like its hitting on all cylinders but other time...
February 03, 2011
2006 Mercedes-Benz ML350 3.5L Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on VIN: 4JGBB86EX6
P0303: cyl 3 misfire. ... six cylinders (p0301-0306) but I could not fit them all in the spaces above. Car misses and shudders very badly at idle and it seems a little worse once it gets hot. If you rev the engine sometimes it sounds like its hitting on all cylinders but other time...
February 04, 2011
1998 Subaru Forester 2.5L Misfire VIN: JF1SF6357W
P0303: Cylinder 3 Misfire Detected. Hello tech, in need of help with this p.o.s. I checked fuel pressure, primary and secondary ignition (replaced plugs,wires,coil) by another shop all oem, checked compression , did a cyl leak down test , drop exhaust and inspected seat and guides with no conce...
February 04, 2011
2007 Pontiac G6 GTP 3.6L Misfire, MIL Lamp on VIN: 1G2ZM58767
P0303: testing and results. Thanks for your time. This this has got a miss on cylinders 1 3 and 6. swaped coils around no change swaped fuel injectors with no luck pulled both cats and no change good compretion on all cylinders. injector spay pattern good, coils are snapping hard. the th...
February 07, 2011
2006 Volkswagen Touareg 3.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: WVGZG77L66
... p2422 (VW 09250) p0456 (VW 01110), P0300 (VW 00768), p0301 (VW 00769) P0306, p0303, p0304. I somehow think the misfire codes may be related to the evap system therefore I am trying to figure ...
February 08, 2011
2007 Honda Odyssey Touring 3.5L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 5FNRL38257
P0303: Cylinder 3 Misfire Detected. I have an Odyssey here that is throwing me for a loop. Came in Mon. with a complaint of stalling at idle. It seems to be mainly when the van is cold, and it has been COLD here lately. Had codes for every cylinder misfire except for cylinder #6. When I started ...
February 09, 2011
2006 Ford Focus ZX4 2.0L Misfire, MIL Lamp on VIN: 1FAFP34N66
P0303: 3 cyl misfire. we sprayed the car for 30 mins in all directions but could only get water onto valve cover if spraying through hood latch area at full power (which couldnt happen on a normal rainy day) BTW it is for sure water (tested with hydrometer then tasted) customer par...
February 10, 2011
2000 Volkswagen Passat GLS 1.8L Misfire VIN: WVWMA23B6Y
P0303: cylinder 3 misfire. Ive spent some time with this thing so im going to try and put down everying ive done. This car was bought at auction is at the shop from a car lot. The problem is that it will randomly set misfire codes for cylinder 1 and 3. I drove the car probably close to ...
February 14, 2011
2000 Volkswagen Passat GLS 1.8L Misfire VIN: WVWMA23B6Y
P0303: cylinder 3 misfire. Ive spent some time with this thing so im going to try and put down everying ive done. This car was bought at auction is at the shop from a car lot. The problem is that it will randomly set misfire codes for cylinder 1 and 3. I drove the car probably close to ...
February 15, 2011
1996 Subaru Legacy LS 2.2L Misfire, MIL Lamp on VIN: 4B3BK4556T
P0303: Cylinder 3 Misfire Detected. This vehicle has me pulling my hair out, It only has a misfire at idle and has been an ongoing problem for a year. This vehicle has good compression and I performed a leak down test results are good. Changed injectors, moved the injectors around,injector pul...
February 16, 2011
2002 Subaru Impreza WRX 2.0L Hesitation, Surge, Cuts out, Misfire VIN: JF1GD29642
P0303: Cylinder 3 Misfire Detected. ... came to us with a complaint of MIL (p0303) and intermittent rough run. Guy bought the car when it was 2 years old and the MIL has been on & off ever since. Our Subaru tech did a t-belt and plugs because it was due. Gu...
February 22, 2011
2003 Toyota Camry XLE 3.0L Misfire, MIL Lamp on VIN: 4T1BF30K13
P0303: Cylinder 3 Misfire Detected. ... found the same thing it will hardly run 50 mph.Scan showed p0300,in pending was p0301 p0303 p0305,All on the same bank.Vaccum test results were 15 inches idling with no rebound above 15 o...
February 24, 2011
2005 Ford Freestar SEL 4.2L Hesitation, Misfire, MIL Lamp on VIN: 2FMZA52275
P0303: misfire cyl 3. Had one yesterday same car, same situation, found pcm wet. Dried the connecter and pins and misfire was gone. This one(another freestar) today i found a wet pcm, dried the connector and pins and made it much better, but it still is misfiring. Not coding anymor...
February 26, 2011
2005 Ford Freestar SEL 4.2L Hesitation, Misfire, MIL Lamp on VIN: 2FMZA52275
P0303: misfire cyl 3. Had one yesterday same car, same situation, found pcm wet. Dried the connecter and pins and misfire was gone. This one(another freestar) today i found a wet pcm, dried the connector and pins and made it much better, but it still is misfiring. Not coding anymor...
February 27, 2011
2007 Audi A6 Quattro 4.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: WAUDV74F67
P0303: cyl 3 missfire. BVJ eingine. Regular client, serviced regularly. as described at idle and just above mil on and flashing, drive the car and the counters drop, light goes out and it's smooth under accel/load/cruise. Come to an idle/stop and RUFF! The lights on, counters are up...
February 28, 2011