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P0306 Diagnostic Trouble Code Discussion for March 2013

Cylinder 6 Misfire Detected


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Trouble Ticket Help Requests for DTC P0306
Help Request Posted
1999 Honda Accord EX 3.0L Hesitation, Misfire VIN: 1HGCG1650X
P0306: Cylinder 6 Misfire Detected. fuel pressure normal 41 psi with vacuum disconnected
March 12, 2013
2004 Dodge Intrepid SXT 3.5L Poor Idle Quality, Misfire VIN: 2B3HD56GX4
P0306: Cylinder 6 Misfire Detected. Car came in with codes and poor idle quality. Replaced spark plugs, no change. Unplugged Cyl. 1,3,5 coils each individually and very little difference in rpm. Checked for bank power to the coils, and its ok. Checked for signal to coils, ok. Removed o2 sensor n...
March 13, 2013
2006 Ford Fusion SEL 3.0L Misfire, MIL Lamp on VIN: 3FAFP08186
P0306: No. 6 misfire. Vehicle came in with random misfire, and codes for front bank misfires. 4, 5, 6. scanned computer and observed bank 2 downstream O2 sensor flatlined. Installed new sensor and ran self test with normal operation. Vehicle returned with same codes and O2 flatline...
March 13, 2013
1999 Honda Accord EX 3.0L Hesitation, Misfire VIN: 1HGCG1650X
P0306: Cylinder 6 Misfire Detected. fuel pressure normal 41 psi with vacuum disconnected
March 13, 2013
2003 Ford F-150 XL 4.2L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on, Hard Start VIN: 1FTRF07263
P0306: cylinder 6 misfire. ... misfires, rough idle and acceleration. Codes pulled were P0171, P0175, P0316, P0302, P0303, and P0305. Replaced plugs for those cylinders due to heavy oil fouling. Improvement, but still misfiring. Came back today running worse and the codes are similar to...
March 15, 2013
2001 Subaru Outback VDC 3.0L Misfire VIN: 4S3BH89661
P0306: Cylinder 6 Misfire Detected. hi there i am on working on this 01 subaru 3.0 liter that sets misfire codes for cylinder 4 and 6.checked vacuum 18-20 inhg did noticed left side bank goes rich was it goes to close loop a/f sensor reads .84 lambda and fuel trims area at -22 total fuel trims t...
March 19, 2013
2006 Ford Fusion SEL 3.0L Misfire, MIL Lamp on VIN: 3FAFP08186
P0306: No. 6 misfire. Vehicle came in with random misfire, and codes for front bank misfires. 4, 5, 6. scanned computer and observed bank 2 downstream O2 sensor flatlined. Installed new sensor and ran self test with normal operation. Vehicle returned with same codes and O2 flatline...
March 20, 2013
2004 BMW 325i 2.5L Misfire VIN: WBAET37414
... uphill had misfire codes and airflow codes secondary air code. found air tube taped up replaced still misfires on hard accelerations .kicks p0305 p0306 and air flow codes. replaced spark plugs (looked original) tried swa...
March 23, 2013
2004 BMW 325i 2.5L Misfire VIN: WBAET37414
... uphill had misfire codes and airflow codes secondary air code. found air tube taped up replaced still misfires on hard accelerations .kicks p0305 p0306 and air flow codes. replaced spark plugs (looked original) tried swa...
March 25, 2013
2006 Honda Ridgeline RT 3.5L MIL Lamp on VIN: 2HJYK16216
P0306: Cylinder 6 Misfire Detected. Honda gurus, vehicle has been to local Honda shop numerous times for problem. Owner frustrated- arrived with multiple misfire codes, replaced plugs, clean throttle body and decarbon due to mileage- vehicle returned 2 weeks later with #6 misfire and multiple mi...
March 25, 2013
2004 Mercury Mountaineer 4.0L No Start, Stall, MIL Lamp on VIN: 4M2DU86K04
P0306: Cyl 6. This truck came in as a no start.Customer says they were driving down the road when it started shaking , wouldnt accellerate and had the rotten egg smell and died and wouldnt restart. When we got it it started and was making alot of noise so i shut it off and ...
March 27, 2013
1999 Honda Accord EX 3.0L Hesitation, Misfire VIN: 1HGCG1650X
P0306: Cylinder 6 Misfire Detected. fuel pressure normal 41 psi with vacuum disconnected
March 12, 2013
2004 Dodge Intrepid SXT 3.5L Poor Idle Quality, Misfire VIN: 2B3HD56GX4
P0306: Cylinder 6 Misfire Detected. Car came in with codes and poor idle quality. Replaced spark plugs, no change. Unplugged Cyl. 1,3,5 coils each individually and very little difference in rpm. Checked for bank power to the coils, and its ok. Checked for signal to coils, ok. Removed o2 sensor n...
March 13, 2013
2006 Ford Fusion SEL 3.0L Misfire, MIL Lamp on VIN: 3FAFP08186
P0306: No. 6 misfire. Vehicle came in with random misfire, and codes for front bank misfires. 4, 5, 6. scanned computer and observed bank 2 downstream O2 sensor flatlined. Installed new sensor and ran self test with normal operation. Vehicle returned with same codes and O2 flatline...
March 13, 2013
1999 Honda Accord EX 3.0L Hesitation, Misfire VIN: 1HGCG1650X
P0306: Cylinder 6 Misfire Detected. fuel pressure normal 41 psi with vacuum disconnected
March 13, 2013
2003 Ford F-150 XL 4.2L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on, Hard Start VIN: 1FTRF07263
P0306: cylinder 6 misfire. ... misfires, rough idle and acceleration. Codes pulled were P0171, P0175, P0316, P0302, P0303, and P0305. Replaced plugs for those cylinders due to heavy oil fouling. Improvement, but still misfiring. Came back today running worse and the codes are similar to...
March 15, 2013
2001 Subaru Outback VDC 3.0L Misfire VIN: 4S3BH89661
P0306: Cylinder 6 Misfire Detected. hi there i am on working on this 01 subaru 3.0 liter that sets misfire codes for cylinder 4 and 6.checked vacuum 18-20 inhg did noticed left side bank goes rich was it goes to close loop a/f sensor reads .84 lambda and fuel trims area at -22 total fuel trims t...
March 19, 2013
2006 Ford Fusion SEL 3.0L Misfire, MIL Lamp on VIN: 3FAFP08186
P0306: No. 6 misfire. Vehicle came in with random misfire, and codes for front bank misfires. 4, 5, 6. scanned computer and observed bank 2 downstream O2 sensor flatlined. Installed new sensor and ran self test with normal operation. Vehicle returned with same codes and O2 flatline...
March 20, 2013
2004 BMW 325i 2.5L Misfire VIN: WBAET37414
... uphill had misfire codes and airflow codes secondary air code. found air tube taped up replaced still misfires on hard accelerations .kicks p0305 p0306 and air flow codes. replaced spark plugs (looked original) tried swa...
March 23, 2013
2004 BMW 325i 2.5L Misfire VIN: WBAET37414
... uphill had misfire codes and airflow codes secondary air code. found air tube taped up replaced still misfires on hard accelerations .kicks p0305 p0306 and air flow codes. replaced spark plugs (looked original) tried swa...
March 25, 2013
2006 Honda Ridgeline RT 3.5L MIL Lamp on VIN: 2HJYK16216
P0306: Cylinder 6 Misfire Detected. Honda gurus, vehicle has been to local Honda shop numerous times for problem. Owner frustrated- arrived with multiple misfire codes, replaced plugs, clean throttle body and decarbon due to mileage- vehicle returned 2 weeks later with #6 misfire and multiple mi...
March 25, 2013
2004 Mercury Mountaineer 4.0L No Start, Stall, MIL Lamp on VIN: 4M2DU86K04
P0306: Cyl 6. This truck came in as a no start.Customer says they were driving down the road when it started shaking , wouldnt accellerate and had the rotten egg smell and died and wouldnt restart. When we got it it started and was making alot of noise so i shut it off and ...
March 27, 2013