Mercedes S350 alarm system is not working after 30 seconds from lock. Is there away to activate it

Tiny
AHALSARI
  • MEMBER
  • 2007 MERCEDES BENZ S350
The alarm system is not working after 30 seconds from lock.

i tried to activate it but it didn't work

thank you
Friday, April 13th, 2012 AT 11:47 AM

1 Reply

Tiny
DRCRANKNWRENCH
  • MECHANIC
  • 3,380 POSTS
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.
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Saturday, April 14th, 2012 AT 5:27 PM

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