Questions tagged [misfire]
A condition where one or more engine cylinders experiences lack of combustion or mistimed combustion through detonation
1
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1answer
22 views
Weird object in cylinder head preventing spark plug install
My friend has an 04 Acura TL (Engine Model J32A3). The car was loosing power and shuddering and the engine light came on. It appears that each cylinder is misfiring. Below is a screenshot of the code ...
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1answer
37 views
Spark jumping off wires and into any ground near them. Wires are new
I have an old opel astra 2.0 8v. Thing is car idles rough and you can feel it misfiring very often, mostly at idle. In the dark you can see 3 of 4 cylinders have the spark jumping off the wire boot ...
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0answers
14 views
2000 Jeep Grand Cherokee 4.0 200k miles - 02 Sensor and cylinder 5 misfire code come on at the same time
People keep telling me it can't be an 02 sensor, and other people keep telling me that an 02 sensor has given them a misfire so I'm not sure what to do. I've replaced the plugs (old ones were in bad ...
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0answers
28 views
Clicking sound in engine, very strange evolution
I have come here in hopes to get some help regarding my impala. It is a 2006 Chevy Impala with a V6 engine,
I was out of town for 2 weeks and when I got home I got in my impala and stated her up. it ...
3
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0answers
32 views
1997 s10 4.3 misfire/dead cylinder
I have a 97 s10 4.3 W vin with 273k miles that sat for 3-4 years due to a bad clutch. Recently replaced the clutch and fuel pump got it running and the #5 cylinder was dead no spark replaced all 6 ...
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1answer
44 views
Misfire and loss of power at between 2800 and 4000 RPM
First I need to start off by saying that NO Check Engine codes are thrown by this issue.
Car is a 2007 Mazda CX-7 turbo, non-awd.
What's happening:
This can be broken down into 2 section really, a ...
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0answers
37 views
Cyclinder 2 misfire error code - 11 Dodge Journey 3.6L V6
2011 Dodge Journey Mainstreet 2wd 3.6L V6 100k miles
Check Engine Light on, first read Low Voltage
replaced Battery
Check Engine Light came back on, 2nd read Cylinder 2 misfire, & Thermostat
...
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0answers
38 views
What would cause a BMW 3 series E90 to misfire until the engine has warmed up?
I took my car to a mechanic because of misfiring issues. He said his computer told him it was an ignition coil pack issue, specifically coil 1.
Anyway, he changed it and the car was still misfiring. ...
2
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1answer
50 views
After mechanic work, car starts fine but accelerating stalls the engine
I own a 2003 Mitsubishi Lancer, and have been the only owner and mostly the only driver. About a year ago I had a weird misfiring problem where if I pushed the accelerator down more than half way it ...
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1answer
33 views
Engine misfire and poor mileage
My 2015 Chevy Suburban has 180k miles and now it gave me a check engine light code with a misfire. It shakes a little bit and does not give good fuel mileage. Also, the reader on the speedometer use ...
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1answer
31 views
1998 4Runner 2.7 Misfire with DTC P0171, P0300, P0301 , P0304
While driving on the highway, suddenly the CEL started flashing and the truck started msifiring, I got off the highway and retrieved a P0171, P0300, P0301 , P0304. I shut it off and waited for a few ...
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0answers
143 views
2013 Subaru WRX P0300
On a Subaru 2013 since 70,000 miles I've had the fun P0300 code activated and my check engine light on, cruise and traction control disabled.
I do not have any other misfire codes being shown(unlike ...
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1answer
46 views
My 1997 lancer jerks when accelerates and shakes when idling
i got a big problem, I have a 1997 Mitsubishi lancer, with a 1.6 liters engine, a 4g92 to be exact, and when Its idling it keeps shaking, the exhaust sound like there are little misfires, but no check ...
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0answers
40 views
Car Jump Started in wrong way
We switched the jumper cables when trying to jump start my Altezza 4 cylinder. Main fuse and other fuses were blown. I replaced all the damaged fuses and battery. When we eventually got the car to ...
2
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2answers
95 views
Misfiring and loss of brake power
i have a 2004 VW Golf 4 which misfire and brake loss of power.
i have bunch of codes which i don't know how to go forward.
the codes are; 18321, 18034, 18020, 18014, 17839, 17924, 16725, 17580, 17952.
...
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0answers
86 views
Renault Megane 1.4 will not start
2003 Renault Megane 1.4. Will not start. Code reader gave message that cylinder 4 misfiring, but have replaced it and also pencil coil. Zeroed the code reader. Checked fuse box - no corrosion/grease. ...
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0answers
21 views
1996 Jeep Grand Cherokee misses on the highway, not on surface streets
My good old Jeep Grand Cherokee, 1996 and original owner with 274,000 miles is, the last few days on the freeway only, missing and semi stalling.
No check engine lights, all fluids etc. are fine. I ...
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0answers
81 views
Misfiring problems
I have 98 Sliverodo 5.7 vortex. It ran hot on me and I was told it was my head. Well turns out that it was an intake gasket. So I replaced the head and intake gaskets. Once I put it all back together ...
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0answers
37 views
Engine misfire on a cold day
I was on a ~300 miles trip and it was definitely below 50 degrees. I stopped to have a snack and a refill. During the stay I turned on the heater which was previously off. When I moved again, after ...
2
votes
2answers
335 views
Motorcycle lost power during hard acceleration, made sneezing/popping noises, now won't start
I was riding my 2017 Husqvarna 701 Supermoto hard for about an hour today when all of a sudden the bike started losing power during hard acceleration. I first noticed it when I tried to power wheelie ...
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1answer
368 views
08 Suburban misfire
My 08 Suburban is running really rough. The engine light says multiple misfires. I've changed the plus wires and coil packs but it still does it. The info screen says to service traction control and ...
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1answer
326 views
07 Dodge Caravan with 3.3 cylinders 3 and 6 misfire
I have a 2007 dodge caravan with a 3.3 with a misfire on cylinders 3 and 6 ( no spark coming from coil to plugs on cylinders). I have changed the plugs the wires. The coil twice and the crank sen. I ...
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0answers
25 views
Another puzzled 3.8 L owner
I too suddenly experienced a change in idle. Especially with the ac running. Obviously performance was hindered but it would run if i feathered it. (in motion) No check engine light so I assumed it ...
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0answers
2k views
Did I completely ruin my engine from driving with no oil?(video)
I have a 2004 elantra, not sure how many miles are on it because the odometer has been broken since I got it four years ago but I'd say it's over 200k. It's a car that needs a lot of upkeep and I've ...
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1answer
297 views
MINI Cooper limp mode without a CEL
Yet more strangeness with my 2008 Cooper S.
Limp mode comes on almost immediately after starting the car for the past few days. This displays a half-filled engine icon on the dash and greatly limits ...
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1answer
49 views
1996 Ford explorer XLT 5.0
My explorer has what sounds like implosions or miss fire's in the intake when taking off and wants to stall and will stall when I come to a stop can anyone help. Some times runs rough some times runs ...
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0answers
27 views
Persistent miss on cylinder #2
Dodge 2004 Grand Caravan 3.8 motor. Changed plugs, wires, coil pack. #2 cylinder not getting spark. Where should I look next?
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3answers
770 views
2008 Ford Crown Vic Police Interceptor misfire on cylinder 2
I have been trying to track down this problem for the last week and it is driving me crazy. Hopefully some of you could shed some light on this situation. 2008 Ford Crown Vic Police Interceptor with ...
3
votes
1answer
2k views
Rough idle and 02 sensor voltage drops to zero, cylinder 2 misfire
Vehicle is a 2007 Dodge Nitro R/T with a 4.0L engine. I've had a lot of trouble diagnosing a cylinder 2 misfire and looking for help on next steps.
Symptoms
After engine is warm, stop and go ...
2
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0answers
101 views
Peugeot 207 2009, issues with LPG
My 207, since about a year, is having some troubles 'passing' to LPG. It starts regularly on petrol then, as soon as the ECU switches to LPG, if I'm not pushing on the gas, it shuts down. My work-...
2
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1answer
112 views
Third misfire code on different cylinders in two months
I have a 2002 Mazda MPV with 133,000 miles. Two months ago, my mechanic replaced the ignition coil on cylinder 4 due to a misfire. Two weeks ago, he replaced the coil on cylinder 6 due to a misfire. ...
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2answers
1k views
Help identifying misfire conditon on 1998 Honda Civic DX
I'm struggling to identify the cause of a misfire condition in my 1998 Honda Civic. It has D16Y7 engine with 185,000 miles on it.
The spark plugs, wires, distributor cap, rotor, and ignition coil ...
3
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0answers
40 views
Changed radiator and hoses on 97 Toyota Tacoma now check engine light on
After getting new radiator and hoses on 97 Toyota Tacoma check engine light came on. Diagnostic said misfiring changed all plugs and old coil wires light came back on, diagnostic says #6 misfiring. ...
2
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1answer
73 views
Diagnosing silent misfires
2003 Honda Civic EX (~230,000 miles) has been giving me misfire codes for a while, mostly on cylinders 2 & 3, but sometimes 4.
P0300 Random cylinder
P0302 Cylinder 2
P0303 Cylinder 3
P0304 ...
2
votes
4answers
7k views
Trying to Understand Post Cat O2 Behaviour During a Misfire
I've been researching using pre and post cat O2 waveforms to diagnose misfires and ran across this quote from the article, Intermittent Engine Misfire Analysis:
Keep in mind that the downstream, ...
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1answer
41 views
1993 CAVALIER 2.2 engine misfire
My Cavalier appears to have a misfire on cylinder 4.
A compression test gave readings of 120, 120, 122, and 60 suggesting a loss of compression on that cylinder and the spark plug keeps fouling with ...
6
votes
3answers
1k views
Black Spark Plugs that Clean Themselves
Vehicle:
2002 Mazda Protégé LX, 2.0L engine, automatic transmission, 240,000 km
Recent Work:
Thermostat replacement
Symptoms:
Owner reported that the car shook and stalled on startup. She parked
...
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0answers
458 views
misfire only on startup - 2008 Chrysler 3.3 V6
2008 Chrysler Town & Country, 3.3 flex fuel V6, 170k miles.
Random misfire code, shaking upon startup and very bad with no power when it's put in gear, stops happening after I get going, like ...
3
votes
1answer
1k views
Cause for a P0306 misfire code on a 2002 Toyota Sienna?
I have a 2002 Toyota Sienna van with 153k on the car and 81k on the engine, which had been rebuilt at 72k under warranty. I had been getting P0171 & P0174 codes on it, so I replaced the gas cap ...
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0answers
97 views
2005 Mazda Premacy mid range stutter, hesitation
I have a 2005 Premacy that has developed a mid range stutter or hesitation. 150k and regularly serviced, though by a local mechanic, not a Mazda dealer. It threw a fault a week ago, P2177, which I ...
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0answers
47 views
Cylinders misfiring
I have a 1999 Buick Lesabre Custom that I've had for about a year now and about a month or two ago the check engine light came on and it's been flashing. I got it diagnosed and it said spark plugs and ...
3
votes
2answers
1k views
2002 Jeep Liberty 3.7 MISFIRE multiple cylinders
2002 Jeep Liberty with approximately 130,000 miles.
Engine is misfiring on multiple cylinders. Burnt wire smell and smoke coming from firewall area. After troubleshooting, I believe the engine is ...
1
vote
1answer
40 views
99 chevy misfiring on 6th cylinder
I have 99 chevy silverado misfing on 6 cylinder plug was loose so tighten it down . STill rough idle what should i do? Should i replace plugs and wires? I had a computer put on it and code said ...
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2answers
97 views
engine performance problem
My question is about my 2004 saturn ion 2.2L. Engine misfires and looses power intermittently. I plugged the code reader and gave me PO341 (camshaft position sensor A circuit range performance (bank 1 ...
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1answer
71 views
Merc C220d misfire at revs above 2000 rpm
Ok I need help. My merc C220d w203 is having a proble it feels and looks like a misfire. It happen constant when I rev above 2000rpm to 3000rpm. Once the engine drops back to idle it take it from 5 ...
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0answers
26 views
Truck only miss fires when it gets up to temp
07 GMC Sierra 1500 5.3 engine - it radom misfires after it warms up. I have changed 1 coil pack, map sensor, plugs, and wires. It only does it after warming up to temperature. What might be the issue.
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3answers
230 views
How come my car won't idle after i changed spark plugs?
My 2001 Durango will start now that I replaced the misfiring plugs but I can't get it to idle, it just shuts off...any ideas?
3
votes
3answers
140 views
Is hot desert weather the source of my recurring car problem?
I have a 2004 ford ranger with a short history of problems...the engine is v6 3.0L OHV.
1) It died 2 summers ago, stopped right in the road, around noon in the middle of July. I live in Tucson so it ...
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0answers
3k views
Misfire in cyl 7 on 2007 Suburban 1500 4x4 with 5.3 L flex fuel LTZ
2007 Suburban 1500 4x4 with 5.3 L flex fuel LTZ 267,000+ miles.
Having trouble with running rough and misfire. The ODB II indicates P0307.
Checked wires - replaced though nothing is wrong, no ...
2
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0answers
27 views
2002 Nissan Quest breaking down
I was given the vehicle after it had sat for over 7 months. It sat with 3/4-1/2 a tank of gas. It was not cranked once. It is now idling and running very rough. It doesn't want to accelerate and when ...
