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P0304 Diagnostic Trouble Code Discussion for November 2010

Cylinder 4 Misfire Detected


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Trouble Ticket Help Requests for DTC P0304
Help Request Posted
2004 Dodge Neon SXT 2.0L Misfire, MIL Lamp on VIN: 1B3ES56C64
P0304: Cylinder 4 Misfire Detected. After changing everything related to misfire i still have the check engine light on and a little miss
November 09, 2010
2003 Honda Odyssey EX 3.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: 5FNRL18023
P0304: Cylinder 4 Misfire Detected. Got one here that is making me pull my hair out. This is my service advisors car. It misfires when cold and idling, it still misfires in my opinion when it warms up but only codes when cold and warming up. I adjusted the valves while cold(no tight valves) repl...
November 10, 2010
1998 Volvo S70 GLT 2.4L Misfire VIN: YV1LS5671W
P0304: Cylinder 4 misfire. We are trying to get this car passed for the smog test and of course with the check engine light keep coming on it will not test , and the problem is it has to be driven 40 miles after everytime it is altered and the codes cleared . Has anuone out there come a...
November 10, 2010
2000 Volvo S40 1.9L Misfire VIN: YV1VS2559Y
P0304: misgire cyl 4. ... from a local lot. Someone had changed the timing belt and did not use the proper tools. Vehicle came in with a p0014 VVT retarded code. Noticed that solenoid was leaking and our flow chart showed solenoid could be bad. Changed solenoid. Ok for a day or so ...
November 10, 2010
2002 Chrysler PT Cruiser Limited 2.4L Misfire VIN: 3C8FX68872
P0304: Cylinder 4 Misfire Detected. engine has only 60 psi on the # 4 cylinder.have anybody ran into this problem,this car belongs to a customer that takes care of it,is there any recalls or service bulletin on this particular engine please let me know,this is a very good steady customer,thank y...
November 11, 2010
2003 Subaru Forester X 2.5L Surge, Misfire VIN: JF15G6373H
P0304: Cylinder 4 Misfire Detected. customer conplaint is runing rough and at steady to light throttle car surges rpm go 4oo up and down.surge is intermintent. after warm up. the miss was cleared up after tune up and replace coil on test drive surge was still there. after checking identifix an...
November 12, 2010
2003 Subaru Forester X 2.5L Surge, Misfire VIN: JF15G6373H
P0304: Cylinder 4 Misfire Detected. customer conplaint is runing rough and at steady to light throttle car surges rpm go 4oo up and down.surge is intermintent. after warm up. the miss was cleared up after tune up and replace coil on test drive surge was still there. after checking identifix an...
November 16, 2010
2004 Volkswagen Passat GLS 1.8L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: WVWPD63B04
P0304: cylinder 4 misfire. Customer initially came in 2 weeks ago with a overheating condition. Replaced the thermostat and no flow for the cooling system. Found that the waterpump fins were seperated as a result of overheating. Replaced timing belt and waterpump. Accidently got timing ...
November 17, 2010
1998 Kia Sportage EX 2.0L Misfire VIN: KNDJA7231W
P0304: Cylinder 4 Misfire Detected. ... trouble codes P0300 P0301 P0302 P0303 P0304, test drove it and it seems to run fine. She states on COLD START UP it m...
November 18, 2010
2001 Volvo S40 1.9L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: YV1VS29531
P0304: Cylinder 4 misfire. ... advance. This vehicle arrived at the shop with only two codes, P0304 and a P0420. No complaint of overheating, only a "shake" when accelerating, and a flashing check engine light. Found misfire. Found coolant low, asked cust...
November 18, 2010
2000 Honda CR-V LX 2.0L Excessive Emissions, Misfire, Poor Fuel Economy, MIL Lamp on VIN: JHLRD1872Y
P0304: Cylinder 4 Misfire Detected. Customer complaint was check engine was on, we scanned vehicle, turned light off, customer drives 100+ miles then comes back in with MIL back on, all 4 codes returned, we scheduled vehicle in & replaced Plugs, wires, cap, rotor & drove for 30 miles, re...
November 22, 2010
1996 Mazda B4000 LE 4.0L Misfire, MIL Lamp on VIN: 4F4CR17X6T
P0304: Cylinder 4 Misfire Detected. truck orinally came in for misfire on cyl #4 and #5 misfire.checked spark plugs found electrodes completly worn.did complete tune up and replaced coil do to being week.truck ran fine on road test.customer brought truck back with in a 100 miles.same codes also ...
November 22, 2010
2002 Chrysler Town & Country (Van) LXi 3.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2C4GP54L52
P0304: . Codes p0300,302,304 stored.replaced spark plugs and wires.miss is intermittent at all coinditions.did fuel enrichment tests,improved.performed motorvac inj. Clean. Idle improved w/80psi applied to injectors.test drove and idle and miss was good.customer took a...
November 30, 2010
2004 Dodge Neon SXT 2.0L Misfire, MIL Lamp on VIN: 1B3ES56C64
P0304: Cylinder 4 Misfire Detected. After changing everything related to misfire i still have the check engine light on and a little miss
November 09, 2010
2003 Honda Odyssey EX 3.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: 5FNRL18023
P0304: Cylinder 4 Misfire Detected. Got one here that is making me pull my hair out. This is my service advisors car. It misfires when cold and idling, it still misfires in my opinion when it warms up but only codes when cold and warming up. I adjusted the valves while cold(no tight valves) repl...
November 10, 2010
1998 Volvo S70 GLT 2.4L Misfire VIN: YV1LS5671W
P0304: Cylinder 4 misfire. We are trying to get this car passed for the smog test and of course with the check engine light keep coming on it will not test , and the problem is it has to be driven 40 miles after everytime it is altered and the codes cleared . Has anuone out there come a...
November 10, 2010
2000 Volvo S40 1.9L Misfire VIN: YV1VS2559Y
P0304: misgire cyl 4. ... from a local lot. Someone had changed the timing belt and did not use the proper tools. Vehicle came in with a p0014 VVT retarded code. Noticed that solenoid was leaking and our flow chart showed solenoid could be bad. Changed solenoid. Ok for a day or so ...
November 10, 2010
2002 Chrysler PT Cruiser Limited 2.4L Misfire VIN: 3C8FX68872
P0304: Cylinder 4 Misfire Detected. engine has only 60 psi on the # 4 cylinder.have anybody ran into this problem,this car belongs to a customer that takes care of it,is there any recalls or service bulletin on this particular engine please let me know,this is a very good steady customer,thank y...
November 11, 2010
2003 Subaru Forester X 2.5L Surge, Misfire VIN: JF15G6373H
P0304: Cylinder 4 Misfire Detected. customer conplaint is runing rough and at steady to light throttle car surges rpm go 4oo up and down.surge is intermintent. after warm up. the miss was cleared up after tune up and replace coil on test drive surge was still there. after checking identifix an...
November 12, 2010
2003 Subaru Forester X 2.5L Surge, Misfire VIN: JF15G6373H
P0304: Cylinder 4 Misfire Detected. customer conplaint is runing rough and at steady to light throttle car surges rpm go 4oo up and down.surge is intermintent. after warm up. the miss was cleared up after tune up and replace coil on test drive surge was still there. after checking identifix an...
November 16, 2010
2004 Volkswagen Passat GLS 1.8L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: WVWPD63B04
P0304: cylinder 4 misfire. Customer initially came in 2 weeks ago with a overheating condition. Replaced the thermostat and no flow for the cooling system. Found that the waterpump fins were seperated as a result of overheating. Replaced timing belt and waterpump. Accidently got timing ...
November 17, 2010
1998 Kia Sportage EX 2.0L Misfire VIN: KNDJA7231W
P0304: Cylinder 4 Misfire Detected. ... trouble codes P0300 P0301 P0302 P0303 P0304, test drove it and it seems to run fine. She states on COLD START UP it m...
November 18, 2010
2001 Volvo S40 1.9L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: YV1VS29531
P0304: Cylinder 4 misfire. ... advance. This vehicle arrived at the shop with only two codes, P0304 and a P0420. No complaint of overheating, only a "shake" when accelerating, and a flashing check engine light. Found misfire. Found coolant low, asked cust...
November 18, 2010
2000 Honda CR-V LX 2.0L Excessive Emissions, Misfire, Poor Fuel Economy, MIL Lamp on VIN: JHLRD1872Y
P0304: Cylinder 4 Misfire Detected. Customer complaint was check engine was on, we scanned vehicle, turned light off, customer drives 100+ miles then comes back in with MIL back on, all 4 codes returned, we scheduled vehicle in & replaced Plugs, wires, cap, rotor & drove for 30 miles, re...
November 22, 2010
1996 Mazda B4000 LE 4.0L Misfire, MIL Lamp on VIN: 4F4CR17X6T
P0304: Cylinder 4 Misfire Detected. truck orinally came in for misfire on cyl #4 and #5 misfire.checked spark plugs found electrodes completly worn.did complete tune up and replaced coil do to being week.truck ran fine on road test.customer brought truck back with in a 100 miles.same codes also ...
November 22, 2010
2002 Chrysler Town & Country (Van) LXi 3.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2C4GP54L52
P0304: . Codes p0300,302,304 stored.replaced spark plugs and wires.miss is intermittent at all coinditions.did fuel enrichment tests,improved.performed motorvac inj. Clean. Idle improved w/80psi applied to injectors.test drove and idle and miss was good.customer took a...
November 30, 2010