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  1. adit1
    Thread

    Uno Mas Newbie

    Hello all. just a quick introduction. i don't know what happened to me, but after a visit to MBWorld in Weybridge i think i must have contracted...
    Thread by: adit1, May 22, 2017, 2 replies, in forum: New member introductions
  2. mg1pa1
    Thread

    R129 MAS Module - car not starting / diagnostics not working

    Evening all, i have a 1991 R129 300 SL-24 and have been incurring intermittent faults which cause the car to die and leaving me stranded. When...
    Thread by: mg1pa1, Nov 19, 2016, 0 replies, in forum: Electronics
  3. grober
    Thread

    MAS Relay [ fuel pump] circuit

    While answering a thread elsewhere ;) I came across these diagrams/pin assignments for the large MAS relay found on some early w124 and w129...
    Thread by: grober, Sep 2, 2015, 0 replies, in forum: Electronics
  4. ricky300ce
    Thread

    Ovp relay 300ce snd mas

    can any body help and tell me the difference in these parts and numbers on the front as whenever I order one they send ones with some numbers...
    Thread by: ricky300ce, Dec 8, 2014, 1 replies, in forum: Parts, Maintenance & Servicing
  5. britannia
    Thread

    W202 New MAS, now running hotter

    I'm running a '96 C180 Auto estate with a mere 208,000 miles on the clock. It started pinking and was noticeably sluggish so having searched the...
    Thread by: britannia, Jun 9, 2012, 6 replies, in forum: Engine
  6. mike1875
    Thread

    MAS broken

    Can the car b driven with MAS not working at all??is there any way to do so...i tried to take off the connector and turn on the ignition to get...
    Thread by: mike1875, Mar 17, 2011, 3 replies, in forum: Engine
  7. mike1875
    Thread

    diff b/w MAF,MAS and MAP

    Diff b/w MAF,MAS n MAP...can anyone tell me how to the same in my merc w124 e220??and wat if these go faulty...pls elaborate
    Thread by: mike1875, Mar 16, 2011, 4 replies, in forum: Electronics
  8. sandyhen
    Thread

    4 Fouled Plugs on 96 230 SLK - Advice Plz

    Hiya, Sooo fed up with the Merc these days, any advice on the problem below would be great thanks. The car has been running rough recently, with...
    Thread by: sandyhen, Jan 17, 2010, 21 replies, in forum: Engine
  9. WLeg
    Thread

    Mas w202

    http://cgi.ebay.co.uk/Mercedes-Benz-Mass-Air-flow-Meter-Sensor-0280217114_W0QQitemZ180328421883QQcmdZViewItemQQptZUK_CarsParts_Vehicles_CarParts_SM...
    Thread by: WLeg, Mar 31, 2009, 1 replies, in forum: Spotted on eBay!
  10. Howard
    Thread

    MAS ( Genuine ) for 2.3L 202's , 170's , 210's or 208's

    http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&rd=1&item=160262428094&ssPageName=STRK:MEWA:IT&ih=006
    Thread by: Howard, Jul 23, 2008, 12 replies, in forum: Spotted on eBay!
  11. PeterE320Cdi
    Thread

    Car still slow after MAS change

    My E class has been getting slower and slower so having read the various MAS/MAF posted I decided to get a new one from the Mercedes dealer....
    Thread by: PeterE320Cdi, May 2, 2008, 9 replies, in forum: Engine
  12. c240yaz
    Thread

    V6 MAS Removal ?

    Can any of you MB Tech guys advise me on how I remove the MAS so that I can inspect / clean it. Looking at it, I do not know where to start....
    Thread by: c240yaz, Sep 2, 2007, 9 replies, in forum: Engine
  13. c240yaz
    Thread

    C240 Mas

    Can you Tech or Indie guys confirm if this is the MAS on a 203 C240 V6 ? Have marked each pic with a red arrow, where I think it is. I have...
    Thread by: c240yaz, Aug 23, 2007, 10 replies, in forum: Engine
  14. milker1mbc
    Thread

    My new MAS failed - interesting findings

    I had a new MAS fitted at a recent B service and the car ran like new with lots of oomph, then after a couple of days I suddenly had the old...
    Thread by: milker1mbc, May 5, 2007, 8 replies, in forum: Engine
  15. dougl65
    Thread

    MAS part numbers and the How To.... Diesel and Petrol the same?

    I substituted the Bosch part in my C240 with the Pierburg part from my straight six S320 cdi to diagnose poor running problems! Referring to the...
    Thread by: dougl65, Feb 20, 2007, 3 replies, in forum: Engine
  16. Rose Chap
    Thread

    Possible MAS issue?

    Morning all, I've noticed over the past month or so the following occasional unusual behaviour by my car. Very harsh gearchange to first -...
    Thread by: Rose Chap, Jan 25, 2007, 8 replies, in forum: Engine
  17. Kam
    Thread

    MAS from ebay

    I own a clk320, and its that time where i need to change the MAS, as at times it loses power and the car starts juddering. Now i know this part is...
    Thread by: Kam, Nov 9, 2006, 23 replies, in forum: Engine
  18. BIG Sean
    Thread

    MAF / MAS Part number

    how do I check if this is the right part number for my 1998 C280 V6 is there something online??? Bosch 0 280 217 500
    Thread by: BIG Sean, Oct 15, 2006, 1 replies, in forum: Engine
  19. JDP
    Thread

    Why does my W202 need a MAS

    I have had a problem with my W202 for a few weeks where in the morning, especially when it is cold it mis-fires a lot and there seems to be a...
    Thread by: JDP, Aug 12, 2006, 1 replies, in forum: Engine
  20. logan26
    Thread

    Quick MAS Question

    My car has started to show the faults that seem to be common in mercs ie the MAS is on the way out. After reading the haynes manual and having a...
    Thread by: logan26, Aug 9, 2006, 12 replies, in forum: Engine
Showing results 1 to 20 of 48
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