1. R

    Alarm issue

    Hi people I bought a 66 plate cls shooting brake earlier this year and last weekend I left the rear window open and the alarm didn't activate. It was a very calm night which is very rare in the north east coast of Scotland. Would this explain why the alarm didn't go off, or is this a fault in...
  2. I

    Where is the alarm module on 1998 SL500?

    Hi, I'm having problems with the alarm on my 1998 SL500 R129. Once it went off when I started the engine. Another time it peeps 5 or 6 times and goes silent, other times it goes off when I unlock the car and open a door, sometimes it goes off when I just unlock using the remote, sometime it...
  3. S

    2013 Mercedes Vito Taxi Sliding Door Alarm Buzzing When Doors Are Shut

    Hi, I have a 2013 Mercedes Vito Taxi 62 plate that has an intermittent issue with its sliding doors. Sometimes when I pick a passenger up and close the door the door that has been opened is reported to be still open on the dashboard and the buzzer sounds. Sometimes it's a case of...
  4. 9

    W126 alarm wiring

    I need to fit a new alarm and immobiliser to my 1991 W126 300SE. My copy of WIS does not have wiring diagrams. Does anyone know where I can get a wiring diagram showing the functions of the existing wiring? Thank you.
  5. L

    W212 E250 CDI - Alarm going off for no reason

    Hi All, Recently, my W212 alarm has been going off occasionally whilst parked and locked. In an attempt to stop the neighbours getting annoyed I've been leaving the car unlocked which seems to have solved the problem but a couple of times, after taking my daughter to school, when I've locked...
  6. Blackcab

    Alarm on clk cabriolet

    Couldn't find appropriate place for this. I need some advice on how to set Alarm when top is down, what other buttons do I need to activate? I've recently had alarm siren changed and not heard it go off yet. Ive put the top down and tried to activate alarm by leaning in the car,but nothing...
  7. N

    Faulty sprinter alarm.

    Hi, I own a 2012 sprinter, been having trouble with the alarm and locking since I bought it in April. It started with the locking, now and again it wouldn't lock when I was pressing the key... I'd turn the engine on and try again and usually it locked fine, after a few attempts atleast...
  8. M

    CL500 2007 Alarm keeps going off

    HI guys, any ideas ? 20 secs after locking doors alarm goes off. It is a keyless go 2007 C216 CL500. I have to leave car unlocked over night to stop it !!!!!!
  9. L

    VITO - Interior light / Alarm issue - Campervan

    Hi, Recently bought a 2004 Vito SWB. With the intention of using it as a van to sleep in, adding a bed in the back. I've come across 2 issues. 1 - If I lock the van from the inside, which I would like to do so I can sleep securely. Any movement sets the alarm off. 2 - The interior...
  10. H

    W168-Randomly locking/unlocking and alarm

    Hi Everyone, I have a quite annoying issue with my W168 (A170). While I'm driving and am on the move the car locks and unlocks and the indoor lights turn on. The latest probably related issue is that when I have parked and turned the engine off, it starts ringing the alarm and the hazardous...
  11. P

    ML alarm siren

    Hi all. My alarm on my ML270 CDi (53 plate) keeps going off for no reason. Have searched forum and think it may be the siren unit? Have seen them on Ebay for £100 but does the unit contain the battery for the siren and will solve the problem or are there other elements to replace? Many thanks...
  12. S

    Alarm & Tow De-activation

    How does one tell if these have been activated, is there an indicator light anywhere? I pressed the internal alarm button the other day, but it still went off with a dog inside!? Without such this is woeful! :fail
  13. J

    Can any tell me the easy way to fit an alarm in my Vito?

    I am thinking of doing electrics in a few weeks , running all my accessories off a leisure battery ,linked to main battery via a Digital relay. Will run the following off it: Main Stereo/Tablet for sat nav. USB/fag lighter charging points. Small inverter for mainly laptop / power...
  14. N


    Hey All, I've come to the end of the road!!! I have a 2003 clk 3.2. The car went to MB for a service and a I asked them to look at the factory fitted alarm as it was sometimes going off when nothing was wrong. MB came back to me and said, it's the car's battery needs to to be changed and the...
  15. 83C

    W208 Alarm Issues

    Hi folks, Recently I acquired a W208 CLK 230K. It's been stood for a while, but seems to be fairly decent apart from some minor niggles. The alarm is the big problem - every time I lock it it goes through the self-check procedure and starts flashing the indicators. No siren sounds, but I...
  16. A

    R129 Dead battery

    Hi New to the forum and hit a problem with the SL320 R129 1999. Can anyone offer some advice? Looks like the CTEK charge was inadvertently switched off as the battery is now dead and the alarm was pathetically chirping. Car is in my garage with door open to stop alarm. Unfortunately...
  17. chris3004

    Viper Alarm Remote sync

    Viper Alarm 480xv has been installed into my vehicle. During the setup the alarm module was zapped by mistake, using the BitWriter. Now both the remotes are not communicating with the alarm. When i follow the instructions to pair the key with the module, it doesnt work. Remote...
  18. AMGeed

    W211 Alarm Siren.

    Finally a dry day to change my faulty alarm siren. Tested by locking the car and opening a door with the metal key. indicators flashed but not a peep from the alarm. I also wonder if the faulty siren is the cause of my slight current drain? I'll know soon enough. Anyway, this has been...
  19. I

    Alarm issue

    Hi all I have recently purchased a w204 estate which seems to have an alarm issue where it just goes off randomly, So I have taken it back to the dealer for him to have an auto electrician look over it. He's had it now for 2 days as there has been no reoccurrence My question is he suggests...
  20. chris3004

    Viper alarm system w124

    I have a Viper 480XV alarm system that i am fitting into my 1994 w124. The immobiliser is working the alarm is on, but having trouble wiring it up to the pump system. Anyone have any ideas or feedback on how i can get this working? I have attached a photo from the installation guide...
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