missfire

Need help with my money eating Ml270cdi,when I bought it it had injector knock under load but only when warmed up.had injectors tested and 1 need repair had it done by garage then ran worse than ever total missfire garage told me it needs,throttle body,,bought new no change ,,it's had everything...

HI, I have an intermittent misfire on my W124 (4.2). Plugs and temp sensor have been changed. Generally perfect when cold then misfires when warm or misfires when cold then fine when warm. Mainly noticeable at idle. Any ideas?

Hi, I have my first real problem with my SLK, its got me (& others) stumped! This is my toy & doesnt come out often. I replaced the cam sensor magnet with a genuine one from Mercedes & fitted it with the genuine Merc sealant as I had a slight weep of oil from it. The electrical plug that fits...

I have a 54 plate C180 Compressor which some times has a slight missfire on start up, maybe not even a missfire more of a slight blip in the revs the moment after start up. I've heard some horror stories on this engine, it has only done 65k but obviously fairly short journeys. I'm worried it...

I've a lovely CLK 320 CDI that has developed an irritating fault. On start up if I use too much right foot I get a missfire the engine hunts it's like switching the ingnition on and off again and again. I can only use small throttle openings until the engine is fully warm. Once up to temp she...

First of all let me say Hello from cold Cardiff and thanks for having me and apologies if this has been brought up before somewhere else on the forum. Back in January I bought my Mercedes Elegance C240 (W202) on a "W" Reg (2000). I then had a Romano multi-injection LPG system put on it. Ran...

hi guys I am new to the forum so first of all hello to everyone:bannana: right down to business I have a C320 w230 2000 petrol advantguard which i only recently purchased I test drove it under light load and all seemed to be fine so I bought it first mistake :devil: on the way home i decided...

CL500 Engine missfire when cold - restart engine fixes it Hi I appear to have a software problem on my 2001 CL500 in that *sometimes* the engine will misfire on one cylinder (bringing up the check engine light) and will continue to misfire like that for a few minutes. But if I turn off the...

Hi All, I have read a lot about the it, but still not sure what to do and where. First it started with erratic idle a week ago, sometimes a cut of while idling. Then I have built the LED "diag tool" to get the ECU fault codes. I got 13,22,24, idle switch purge valve open circuit. Idle...

i bought a 2000 c180 classic last night,starts and idles fine but when you put load on the engine, ie;heavy throttle it miss fires thru out the rev range, or if i just lightly press throttle with less load on the engine it revs out as normal,first thing to my mind is coilpack? is it a common...

Hey all, My E55 W210 non kompressor engine just developed a missfire at about 4000 RPM she is fine below that and if you are gentle with throttle above 4000 rpm then you cannot notice the missfire. Probably leads as already had some impartial advise on the Merc190Uk forum but just thought as a...

Hi The C180' (2003) I have is giving missfire codes on cylinders 1, 2, and 4 along with mixture too rich ??? In general the Car runs OK when moving, but idles roughly from time to time hence the errors codes. I have replaced the spark plugs as an obvious first step with no improvement...

Hi guys. I have owned my e280 for 3 years 60,000 miles. In this 3 years the only problem i had was a ignition coil, this caused it to missfire as though it was running on 4 cylinders, replacement of this coil solved this problem. Now a similar problem has occured, as i was driving along the car...

Can anybody help, I have had a misfire issue for a while now. There is no problem when i drive normally, but if i put my foot down to acceleration quickly I get a misfire. If I pull over and restart the car the problem goes away, I have had the plugs changed and also the fuel line drained in...

Well, I had some fun and games :( car was reporting a missfire on Cyl 1, swapping coilpacks with number 4 moved the fault, so without checking any further I went down the road of getting a new coil, after all it cant be both HT leads can it? MB wanted £140, rang around and got sent a part...

Hi, today my Engine Check lit up and the car started to drive quite lumpy. I connected my OBD II reader and it showed Cylinder 1 Misfire. After clearing the errors, I restarted and monitored the real time values before the error Fuel Sys1 = CL Fuel Sys2 = CL after the error Fuel Sys1 = OL...

Hi can anybody help please, C240 1998 , on Monday when I started the engine it felt as if it was missing on 1 cylinder, when I got home I ran a diagnostic with my Carsoft that came up with ignition coil no 5 cylinder I have just replaced it and engine still not ok faults read as follows; 0305...

Hi. I have just been given a 96 E300D for free due to the fact that it has a really bad missfire. Basically it will start fine but it missfires badly making the whole car judder....the car will drive but acceleration is very very slow. and after running the engine for any amount of time...

G'morning, The car's an S430. As per the title really, can't remember the last time I revved the car in neutral, but I've just tried it and it goes quite lumpy at 4000RPM almost like a crude rev limiter, and won't rev past 4500. Took the car for a sprint up the road and back and it's fine...

Hi guys, i have a w202 c200 on a p, the problem is that if i am at the lights or i have stopped or have slowed down and i accelarate hard it just starts shaking and the revs wont go up and sometimes it cuts out. i had similier symptoms and i changed one of the ignition coils and it was fine do...