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View Full Version : Merecedes ML 2002 Keys not working


McDowell
30th April, 2019, 10:42 AM
Hello all :)

I have 2 Mercedes remotes and both are not working, can please somebody help?

I donīt know if there is something I could check, or test.

See pics attached

616068616069

Thank you so much :)
p1et
1st May, 2019, 07:39 PM
Do they transmit RF signal or not? Have you checked on tester?
McDowell
2nd May, 2019, 09:17 AM
Do they transmit RF signal or not? Have you checked on tester?

Thanks for yout reply, I am afraid I donīt have a tester for RF :(
p1et
2nd May, 2019, 10:14 AM
Then hard to say. Change batteries and try to synchronize with car:

1) Turn ign ON then OFF and pull out the key
2) Press and hold lock button and while holding it press unlock 5 times
3) release both buttons and check remote