maf

  1. D

    MAF woes 2.3K

    Hi Folks, My 2002 2.3K has been spluttering first thing in the mornings, but runs just fine after turning the ignition off and back on - local MB dealer has found a MAF fault code so I guess I need to replace the MAF. Below is a photo of the engine - can some kind person please direct me to...
  2. M

    '95 W202 C180 (no MAF) hesitation and hard to start after warm

    Hello all! Im looking to get some advice regarding our trusty old W202 Merc. Its an early (1995 model) C180, with the M111 engine that came without a MAF sensor. Its just turned over 300,000kms on the clock not so long ago. Here's the issue - car would do a cold start during mornings just...
  3. M

    ML270 reacuuring MAF Sensor problem

    Hi I hope someone can help me get to the bottom of my problem i have a 2000 w163 that ever since i bought it has gone into limp mode i sent it down to an indy said if was a faulty maf &replaced the maf sensor & after that it was ok for around 3 months. it went back into limp mode so i did the...
  4. J

    Cleaning or replacing MAF

    Hello, my first post. Great site. My 2005 180k C class, 70k has a p0171 fault, I serviced it over the summer, new air filter etc. Two questions: 1. I want to repair this myself. I understand that some people replace the MAF as a throw away item and some advocate cleaning it. Any...
  5. P

    mass air flow sensor (MAF) confused

    I have looked at numerous images including this but mine looks totally different, is this the MAF on mine? If so can anyone point me to the removal process (to clean) on my particular engine 2003/4 c180 Kompressor
  6. M

    C270 Limp mode and not MAF SEN

    Hi All, I am new to forums but I have a problem that I just don't have a clue what to do. I have a 2002 c270 cdi W203 and is in constant limp mode. When on diagnostics I get the following codes: P0100 MAF sensor P1403 egr Valve P1470 Boost Pressure regulation P1189 Inlet port shut...
  7. Q

    W203 C270CDI 2004 Facelift - MAF sensor fitted - Poor performance

    2004 (facelift) W203 C270 Cdi Hi. I am looking for some help..... I recently had my engine management light come on and the car went into limp mode. I had the codes read and it turned out to be the MAF sensor. I purchased a Pierburg replacemment after reading here that the cheap ebay...
  8. P

    clk230 maf fault

    Hi all, newbie here with first post! I have a 2000 clk230 with the engine warning light on, fault was read as a faulty maf sensor. I purchased a new VDO maf and fitted, light was turned off by local garage using code reader. a couple of hours later the light is back on! , i presume its the maf...
  9. Harlowcabbie

    Suspected MAF issue

    Hi all . I have a w210 e220cdi and its seemed abit down on grunt lately so plugged it into a diag to read live data. The reading i am concerned about is with regards to the MAF i was getting 289 g/s at idle which from reading on sites about mafs is way out of spec . Would appreciatte anyone who...
  10. Grovsie31

    MAF sensor clip?

    Plse delete found part no.
  11. H

    Maf sensor fault?

    Hi can anyone help please, We have a 2009 CLC 220 23000 miles only. and the fuel consumption on a run is poor, in general use its around 38-40 but only improves marginally on a motorway journey, where our old 220 used to return late 50's mpg. The temperature is good and stable around 85 oC...
  12. A

    C250 cdi MAF (air sensor) where to buy?

    Hi everyone I have a faulty MAF I have had it computer and this is the problem , no power and engine light on, I have cleaned it but no joy! Any good places to buy this or is it best bet to go to Mercedes and buy from them its £190 plus vat they quoted Any help Appreciated thanks Aido
  13. R

    W168 MAF fault - P0100

    Chaps The missus W168 A160 has had an engine management light on since we bought it a few months ago. We only paid £500 for it considering it has full service, low miles and good condition. The car drove spot on and still does after doing well over 1000 miles now. I bought an eBay fault...
  14. J

    W211 V6 CDI Faulty MAF wiring

    Hi, I seem to have an intermittent fault on my Left side (passenger) MAF. The car is a 2006 E320cdi V6. The fault code seems to come and go for the and the garage wondered if it was a wiring issue. Apparently the wiring goes underneath the Turbo? I wondered if anyone could tell me if it was...
  15. M

    Where is the mass air flow sensor / MAF? Pic attached

    I have a C180 Kompressor 2006 I have the check engine light code P0171, system too lean bank. Someone suggested cleaning the MAF sensor and I have the correct cleaning spray to do this, BUT I am unsure where it is and how to disconnect it! Sorry if thats a basic question. I have watched a...
  16. M

    Checking MAF help - C180 w203

    Hi, Engine light came on last Friday, I checked fault codes using OBD reader and P0101 came up. Looked on here and discovered it was most likely the MAF sensor causing the problem. I removed the sensor block and cleaned it using isopropyl contact spray and gave the connection a quick squirt...
  17. Ultrarep

    What is a normal maf reaging?

    I have an elm wifi obd unit and several apps that show all the engine sensors in real time as many on here do. Does anyone know what the right readings are for a good MAF? Or what constitutes a bad or failing one? Car gets good milage but just seems a little sluggish off the line with a short...
  18. N

    C270 glow plugs & MAF

    Hi guys New to the forum and new to a Merc so forgive me for asking stupid, previously answered questions. I have a couple of small issues. 1. 'coil' light is staying on for about 60 secs after engine starting 2. Car starts fine from cold and ticks over but when in drive and begin to...
  19. A

    new MAF, is there much difference between brands?

    I'm looking at replacing a MAF on a 1995 W124 E220, and there is such a wide range of options and prices. I can get Qiunton Hazell for €91, BBT for €97, Meat and Doria for €300+ and Bosch for around the same. Then there is cheap ebay options like NEW Air Flow Mass meter MAF Sensor...
  20. J

    W211 CDI V6 MAF Question

    Hi, My car (2006 E320cdi V6) is showing a fault on the code scanner. Its says "Left hand hot film sensor not working". I've changed the MAF and still the problem exists. I've tried swapping over right to left but still the fault code wont go away. What am I missing here? Thanks!
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