Mercedes s350 alarm system is not working after 30 seconds from lock . Is there away to activate it

2007 MERCEDES BENZ S350
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AHALSARI
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  • 1 POST
the alarm system is not working after 30 seconds from lock .

i tried to activate it but it didn't work

thank you
Apr 13, 2012 at 11:47 AM
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DRCRANKNWRENCH
  • ✓ASE Certified Mechanic
  • 3,380 POSTS
  • ASE Certified Mechanic
There must be a fault in the anti-theft PCU. It is releasing after 30 seconds so you don't get locked out of your car.
The best thing to do is have the trouble codes pulled. Any Advance Auto or Auto Zone will do this for free.
Apr 14, 2012 at 5:27 PM
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