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P0306 Diagnostic Trouble Code Discussion for August 2014

Cylinder 6 Misfire Detected


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Trouble Ticket Help Requests for DTC P0306
Help Request Posted
2003 Ford Ranger Edge 4.0L Misfire, MIL Lamp on VIN: 1FTZR45EX3
P0306: misfire 6. Please help! have 03 Ranger 4.0 sohc customer said started missing driving home from work. checked plugs wore bad, replaced. codes, only codes po303, po306, both rear cylds. are dead. doesn't matter load or idle warm or cold. good spark, good injector pulse, s...
August 05, 2014
2001 Saturn L300 3.0L Misfire VIN: 1G8JW52R61
P0306: Cylinder 6 Misfire Detected. Car came in with intermittent random misfire. Computer was reprogrammed in past for random misfires by dealer according to tsb. Replaced plugs, coils, and valve cover gaskets. Vacuum at idle is 20in.. Vacuum in drive with ac on is 15in.. Checked for vacuum lea...
August 06, 2014
2001 Saturn L300 3.0L Misfire VIN: 1G8JW52R61
P0306: Cylinder 6 Misfire Detected. Car came in with intermittent random misfire. Computer was reprogrammed in past for random misfires by dealer according to tsb. Replaced plugs, coils, and valve cover gaskets. Vacuum at idle is 20in.. Vacuum in drive with ac on is 15in.. Checked for vacuum lea...
August 07, 2014
2004 Nissan Quest SL 3.5L Poor Idle Quality, Misfire VIN: 5N1BV28U54
P0306: Cylinder 6 Misfire Detected. ... P0300, P0306. Did power balance to the best of my ability (can't reach cylinders 1 or 3 under intake manifold). Cylinder 6 was definitely dead. Swapped coils, plugs, injectors out of cylinder 6 and there was no change. Physically checked spark on that coil...
August 20, 2014
2004 Mercedes-Benz SL600 5.5L Misfire, MIL Lamp on VIN: WDBSK76F14
P0306: misfire. Need some assistance form the Mercedes techs out there. This sl came in with random no start found bad crank sensor so we replaced crank sensor and upsold a tune up by age (unrelated to problem). After tune up car runs well and does not die but sets misfire co...
August 26, 2014