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P0306 Diagnostic Trouble Code Discussion for October 2010

Cylinder 6 Misfire Detected


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Trouble Ticket Help Requests for DTC P0306
Help Request Posted
1999 Saab 9-5 3.0L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: YS3EF48Z8X
P0306: Misfire detected cyl. 6. Hi everybody and thanks in advance for your help. This vehicle has 2 problems, first one, car came in blowing smoke like crazy I mean a huge cloud behind it and second problem rough idle with MIL on. So I found out that the turbo was leaking oil really bad not...
October 05, 2010
2005 Mazda MPV ES 3.0L Hesitation, Cuts out, Misfire, Poor Fuel Economy, MIL Lamp on VIN: JM3LW28J15
P0306: Cylinder 6 Misfire Detected. ... earlier that day. The first thing i did was scanned for codes and retrieved P0306 (Misfire Cyl 6). Checked freeze frame and saw LTFT was rich on bank affected. Nothing else seemed to jump out at me. Checked mode 6 and it ...
October 06, 2010
2000 Chevrolet Express 2500 5.0L Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp on
P0306: Cylinder 6 Misfire Detected. ... 5.0l. This van came in with service engine soon light on. Codes were p0300 and p0306. The plugs, wires, cap, rotor, were replaced. Checking misfire data on my scan tool afterwards cyl. 6 still would misfire when van ran under 1000 rpm all fuel inj was repl...
October 11, 2010
1998 Mercedes-Benz ML320 3.2L Misfire VIN: 4JGAB54E5W
P0306: Cyl 6 Missfire. When testing, right now the only thing I find wrong is that injector Cyl 3 and Cyl 6 are not fired by the ECU. There is power at both of these injectors. The question is why are these 2 Injectors shut off. I understand that the ECU can selectively shut down an...
October 11, 2010
2005 Cadillac CTS 3.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G60P567X5
P0306: Cylinder 6 Misfire Detected. ... rough, scanned and found codes P0206,P0306, P0523, PO521, AND PO443, So we put in new a/c delco plugs and other shop put in autolite plugs. after replacing the plugh all of the codes went away, and now we have a P0306 AND P04...
October 12, 2010
1998 Mercedes-Benz ML320 3.2L Misfire VIN: 4JGAB54E5W
P0306: Cyl 6 Missfire. When testing, right now the only thing I find wrong is that injector Cyl 3 and Cyl 6 are not fired by the ECU. There is power at both of these injectors. The question is why are these 2 Injectors shut off. I understand that the ECU can selectively shut down an...
October 12, 2010
1999 Saab 9-5 3.0L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: YS3EF48Z8X
P0306: Misfire detected cyl. 6. Hi everybody and thanks in advance for your help. This vehicle has 2 problems, first one, car came in blowing smoke like crazy I mean a huge cloud behind it and second problem rough idle with MIL on. So I found out that the turbo was leaking oil really bad not...
October 05, 2010
2005 Mazda MPV ES 3.0L Hesitation, Cuts out, Misfire, Poor Fuel Economy, MIL Lamp on VIN: JM3LW28J15
P0306: Cylinder 6 Misfire Detected. ... earlier that day. The first thing i did was scanned for codes and retrieved P0306 (Misfire Cyl 6). Checked freeze frame and saw LTFT was rich on bank affected. Nothing else seemed to jump out at me. Checked mode 6 and it ...
October 06, 2010
2000 Chevrolet Express 2500 5.0L Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp on
P0306: Cylinder 6 Misfire Detected. ... 5.0l. This van came in with service engine soon light on. Codes were p0300 and p0306. The plugs, wires, cap, rotor, were replaced. Checking misfire data on my scan tool afterwards cyl. 6 still would misfire when van ran under 1000 rpm all fuel inj was repl...
October 11, 2010
1998 Mercedes-Benz ML320 3.2L Misfire VIN: 4JGAB54E5W
P0306: Cyl 6 Missfire. When testing, right now the only thing I find wrong is that injector Cyl 3 and Cyl 6 are not fired by the ECU. There is power at both of these injectors. The question is why are these 2 Injectors shut off. I understand that the ECU can selectively shut down an...
October 11, 2010
2005 Cadillac CTS 3.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G60P567X5
P0306: Cylinder 6 Misfire Detected. ... rough, scanned and found codes P0206,P0306, P0523, PO521, AND PO443, So we put in new a/c delco plugs and other shop put in autolite plugs. after replacing the plugh all of the codes went away, and now we have a P0306 AND P04...
October 12, 2010
1998 Mercedes-Benz ML320 3.2L Misfire VIN: 4JGAB54E5W
P0306: Cyl 6 Missfire. When testing, right now the only thing I find wrong is that injector Cyl 3 and Cyl 6 are not fired by the ECU. There is power at both of these injectors. The question is why are these 2 Injectors shut off. I understand that the ECU can selectively shut down an...
October 12, 2010