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I know NOx issue is well covered so apologies in advance. 66 reg W205 C250, EML came on aprox 50miles after a full B service by an indie specialist quickly followed by the adblue engine fail to restart in xxx miles msg. My indie has advised me to pursue this with the main dealer as he thinks...

W205 VIN WDD2052082F498107 MY 2016 Following my previous post, still struggling to get the above error msg fixed. To recap when switching on, blind spot indicators on the mirrors self test Ok and go off, the 2 error msgs then appear. During use blind spot assist won’t work at all but collision...

Hi all, My 2016 W205 is showing active blind spot and active lane assist inoperable. Diagnostic reading says front left crash sensor has internal fault but shows no error codes. Any advice on what and where the sensor is and any further testing would most welcome. Many thanks in advance

Hi, just plugged my Autotel OBD reader to check for any DTC’s while my 2016 W205 is still under warranty and it appears I’ve accidentally reset the service indicator while scrolling through the different menus. Before this was showing A service due in xxxx miles 200 or something days it now...

Hi all, Wonder if anyone here could help me out with obtaining a copy of the fitting instructions for the A205 890 00 93 roof bars and roof mounted cycle carriers A000 890 02 93. I bought these in error off EBay and have now sold them on but would like to include a copy of the fitting...

Hi all, Iv’e just bought 2nd hand genuine MB roof box and roof bars for my W205 estate from eBay, the sticker on the roof bars shows the correct MB part No. for the estate but the mounts are totally different to what they should be. Are the mounting feet interchangeable? I wondered if they had...

Hi, Car started to misfire badly while towing it didn’t go into limp mode and no management light on. my basic code reader shows 4 faults with the G3/2 O2 sensor but would these cause the misfire? 2030-4, 2038-2, 2195-4, 2032-1 engine will tickover and rev fine. Faults will stay cleared but...

Hi, Can anyone confirm the part number for the rear airbags 2005 W211 estate non airmatic (rear levelling only) please? Is the number acceessable without prior removal of the bag? I’d like to get replacements ready for fitting before stripping out the old units. Any advice on where to purchase...

Hi, Any assistance on the following would be much appreciated. Returning to to car I found the rear end fully down with the red ‘car to low’ dash warning. Early stages of checking things through found the compressor relay Ok but no voltage at relay block terminal 2 (load supply from pre-fuse 74)...

Hi, I’ll be fitting a new turbo at the weekend and would like to crank the motor over to prime the oil supply prior to start up. Is it possible to pull a fuse or relay for the fuel pump for example to prevent the motor starting? If so which one? Many thanks in advance Chris

Hi, any advice on refitting replacement HiD bulbs to a W211? Old ones out Ok new bulbs (Osram direct replacements) in & clipped in place Ok problem starts when trying to refit the igniter to the back of the bulb it feels like it fits over the bulb Ok but I can’t get it to turn into the lock...

W211 MY2005 7 speed auto. I have an occasional issue that now appears to getting more regular I feel it's gearbox related but could be wrong. The car will occasionally enter limp mode but stopping turning off and restarting clears the fault this is now occurring from what was a couple of times a...

Hi all, My COMAND system (W211 MY 2005) shuts down after between 5 to 10 minutes the system display on the HU & dash then appears to freeze with no response from the HU or steering wheel after a while the the system then switches off. The system will not switch back on unless the car has been...

Hi all, My COMAND system shuts down after between 5 to 10 minutes the system display on the HU & dash then appears to freeze with no response from the HU or steering wheel after a while the the system then switches off. The system will not switch back on unless the car has been turned off for...

About a year ago I had a fault with my comand system not powering up just totally dead removing the head unit 'cured the fault' I assume there was a loose plug somewhere but nothing found. Now facing another but similar issue after about 10 mins the unit appears to 1st freeze, audio cuts out...

Hi, I’ve a few annoying electrical niggles appearing on my recently acquired 55 plate W211 E320 cdi any help on any of them would be very much appreciated. 1. Comand system. I’ve had an intermittent total failure with the comand system on start-up which has been getting more & more frequent...