fuel

  1. I

    Poor acceleration CLK200 m111

    Hey guys, I'm a newbie here, this is my first thread. My problem with my car is, if I push the gas pedal over ~60% the car is not accelerating like it should, but if below ~60% it accelerates like a charm without any problem, it can hit the rev limiter also. But if I push it too hard the magic...
  2. H

    W124 keeps turning off after a few seconds

    Hi all, Could I ask for some advice, Since today my w124 starts up but the engine stops running after a few seconds, I then start it again and same happens as a loop. any idea what the issue could be? Is it the OVP or fuel pump ready?
  3. M

    Need someone with Xentry please W212

    Hello, can someone please send photos of xentry Y94 valve/quantity control valve where it says how it works and when it starts to work when engine is off? I know that it should work when fuel is above 20c temp. I have W212 Om651 250 cdi 2009 engine and every day in winter after short drive rail...
  4. M

    Need help with fuel related Codes

    Hello, i have w212 om651 2009 sedan, but sometimes when its cold the rpm fluctuates by 50/100 up in idle other than that it runs good acceleretes good with kickdown.But after i replaced the quantity control valve on hp fuel pump Engine light has come on dash after reving it to 2k rpm and power...
  5. M

    Help please new Quantity control valve errors

    Hi, i have e250 cdi OM651 engine 2009 I had rough idle on cold with rpm jumping every few seconds by 50/100 rpm no errors or check engine light.Now i replaced the qcv on hp pump today with new one but after starting it it ran fine but after reving to 2k rpm eml came on, after reading codes i...
  6. pmnunes

    OM639 Fuel System Nightmare

    Afternoon gentlemen, Bought a car to fix it up, came with some problems i fixed them all except this fuel issue. The car fuel economy is very low. When going uphill or merging highway it turns off. Basically any situation that you need to accelerate its a problem. The codes are 2634; 2637...
  7. D

    Please provide your help White Smoke from the exhaust W203 - no head gasket issue

    Hello dear members. I am extremely worried for the following issue. Light white smoke is coming out of my exhaust. I noticed it a couple of days ago. I have also checked cooling fluid, oil filler cap and spark plugs for signs of head gasket failure but seems NOT to be a head gasket (as can be...
  8. S

    190e rough idle setting fuel/air mix

    Hi, I have a 190e that currently has a rough idle and lack of power intermittently that I'm going through and getting everything sorted before using it as a daily. So far I've: -Changed most parts on the ignition system spark test showed all good. -Compression test on all cylinders all tested...
  9. M

    Starting W124 after 5 years. Replacing the old petrol?

    Before attempting to start W124 after leaving it in the garage for more than 5 years. I believe I should throw away the old petrol and put New 5 litres in. I am not an expert mechanic. So, taking the petrol tank and cleaning it is not an option. I can think of 2 options. Option 1: Siphon the old...
  10. M

    Mercedes w176 2013 a200 fuel issue

    Hi all So the car been driving fine until one day I filled up the vehicle to the brim ... I filled up at the same petrol station that I have been using for the last 4 years and used the same pump Went to turn the car on . And just clonked out ... Just died on me ... After couple attempts...
  11. T

    Crank, no start. Not getting enough fuel

    Hi, I just completed a head gasket replacement on my 1994 e320 m104. Put everything back together and it wouldn't start. I have narrowed it down to lack of fuel. If i cover the air intake in front of the MAF sensor, it turns over and tries to start but fails, or starts but immediately stalls...
  12. J

    Vito 2.1 13 plate fuel problems

    Cant seem to fill my van up with diesel as the pump clicks every 3 seconds? I took it into a garage they told me it was clean inside of the funnel neck any suggestions please? also I’m not sure if this is cause of the same reason when I drive up steep hills on the motor way my van sometimes...
  13. M

    Fuel gauge showing incorrect reading help pls

    Hello All I have a Mercedes ML 350 W164. Beautiful machine when all is well. I have a problem my fuel gauge is showing up incorrect. I filled up 2 weeks ago driven 100+ miles or so and the fuel gauge is staying between full and just slightly under full. It’s not showing the correct reading...
  14. I

    W201 190E Not starting without accelerator, and stalls instantly

    Hi all, I've been a lurker and have made a post in the past but I am back here again asking for advice/help! My 190E had been running fine (starting on first crank etc) until about a two or so weeks ago when I went to get to the OVP relay to check the fuse as it had an unusually high fuel...
  15. M

    w123 fuel gauge tool

    Hiya Newbie forum visitor. Have read some stuff before but now need to ask a question. Need to open my fuel level sensor and after reading up it seems I need one of these massive 46m (1 13/16) sockets. The ones the sell 'off the shelve' are all quite massive. So the question is: would the...
  16. G

    2014 E220 se cdi w212 fuel problem

    Hi guys so after a lot of pain and hassle I need some real help. My injector leak off pipe was sucking and blowing air creating air locks in system so I replaced with genuine part from merc £75 and now my engine management light keeps coming on still saying fuel injection pump fuel. The car is...
  17. M

    error code p000277

    I have an error code on my c250 cgi 1.8t, it is a p000277 'the commanded position cannot be reached' has a malfunction. the engine cut out twice in two different occasions, but the second time caused a management light.
  18. R

    FUEL LOSS

    Need help. I have a 2008 311cdi which is losing fuel. I've traced the source to what looks like a long breather pipe which is located at the rear of the engine. It looks like it drops down and is routed around the bell housing before ending just above the front axle. a) Should this pipe be here...
  19. Trueblue1872

    Terrible MPG on Kompressor

    Hello again Guys/girls. I have had my c180 2004 kompressor now for over 1 year and have always noticed it had been quite a thirsty car on fuel but lately its getting considerably worse. I am getting aroung 20mpg around my city and not much better when i was on the motor way yesterday. I am...
  20. SandyDD

    Sluggish automatic response...

    I have very recently purchased a A160 automatic (58) and have been told by a mechanic that there is a problem with the gearbox. I took it back to the garage under the 1 month warranty but they say they can't find anything wrong?! I am used to driving a bigger (V6 3.7L) automatic, so expected...


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