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My key fob does not lock or unlock my doors, yes it flashes
checked the central locking fuses when the car drives the door locks activate … read more
Marty
Marty
Mercedes Technician
Associate Degree
57,113 satisfied customers
Mercedes E350 2009. Today I took my car to get the tires
Mercedes E350 2009.Today I took my car to get the tires changed. I took out the key from the fall and give the form to the mechanic. Then I took the key to get something out from the car and I open th… read more
Lou Palomino
Lou Palomino
Mercedes Technician
Bachelor's Degree
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Got 2000 Mercedes S430. Battery was dead, so doors won't
Got 2000 Mercedes S430. Battery was dead, so doors won't open. I managed to open trunk with metal key and charged battery. Also replaced batteries on FOB. When trying to unlock using FOB, turn lights … read more
Marty
Marty
Mercedes Technician
Associate Degree
57,113 satisfied customers
I have a 1999 c280 and the smart key ignition key will not
I have a 1999 c280 and the smart key ignition key will not turn. I also will not lock or unlock the doors. I replaced the battery in the smartkey, but it still does not work.… read more
Kevin
Kevin
workshop foreman /master tech/mot tester
4,198 satisfied customers
I used the hard key inside the smart one now my Mercedes
I used the hard key inside the smart one now my Mercedes C300 doesn't want to start no answer and the battery is fully charged … read more
Lou Palomino
Lou Palomino
Mercedes Technician
Bachelor's Degree
5,799 satisfied customers
sl500: I have a 1995 sl500. The door locks stopped working
I have a 1995 sl500. The door locks stopped working from the key fob. I can hear the motor running in the trunk and the counsel and glove box lock and unlock but not the doors. It stopped working afte… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,113 satisfied customers
!!!!! I have a 2008 Mercedes E-350. The electronic key is not working.
Help!!!!! I have a 2008 Mercedes E-350. The electronic key is not working. I know it's the key and not the car because not even the trunk or lock buttons working. I have to be somewhere in 30 minutes.… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
32,973 satisfied customers
MERCEDES S430: ALARM..OPEN THE TRUNK,NO LIGHTS EVERYTHING IS DEAD
MERCEDES S430 2002 TRY TO OPEN AND START IN THE MORNING,AND ALARM COMES TWICE.LOOKS LIKE THE BATTERY WAS DEAD, AFTER A WHILE IT KILS THE ELECTRICITY. DONT OPEN THE TRUNK,NO LIGHTS EVERYTHING IS DEAD… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
32,973 satisfied customers
the electronic key to my 2002 c230 kompressor no longer locks
the electronic key to my 2002 c230 kompressor no longer locks or unlocks the doors and quit unlocking the trunk about 18 months ago. i have replaced the battery and checked with several mechanics and … read more
MB Paul
MB Paul
Mercedes Technician
Vocational, Technical or Trade Scho
3,567 satisfied customers
cdi..key immobilizer button doesnt lock doors..) fuses..switches
'06 smart 4/2 cdi: how do I get the 4-way flasher button to work? also the 'key immobilizer' button doesn't lock doors either! NOT FUNCTIONING as per INSTR. MANUAL instructions!!(A/C and window heat b… read more
Nelson Garcia
Nelson Garcia
Vocational, Technical or Trade Scho
1,094 satisfied customers
My 1997 c230 mercedes door and trunk lock no longer work remotely
My 1997 c230 mercedes door and trunk lock no longer work remotely using the electronic key. I have replaced the batteries in the key. The trunk release button in the car won't work, either. The only w… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,113 satisfied customers
My keys are locked in the trunk of my 2004 C240 Mercedes Benz.
My keys are locked in the trunk of my 2004 C240 Mercedes Benz. How do I get in the trunk so I can get my keys out?… read more
nelson garcia
nelson garcia
auto mechanic
Vocational, Technical or Trade Scho
270 satisfied customers
I locked the keys to my mercedes in my trunk. The locksmith
I locked the keys to my mercedes in my trunk. The locksmith I talked to said its a dealer ship problem. However my car has the trunk valet key that detaches from the actual ignition key so shouldnt th… read more
nelson garcia
nelson garcia
auto mechanic
Vocational, Technical or Trade Scho
270 satisfied customers
2002 C320: electronic car key..my car, unlock the doors or anything
I have a 2002 C320. I accidently hit the little red panic botton on my black electronic car key and now I can't access my car, unlock the doors or anything. How do I de-activate whatever I did so I ca… read more
Victor MB
Victor MB
Vocational, Technical or Trade Scho
204 satisfied customers
97 Mercedes: drivers side window..the window motor..motor turns
Hi , i have a 97 Mercedes e 420 , i am haveing trouble with the drivers side window . The window will go up but not down , i have had the window motor tested and the motor turns both ways , is there a… read more
MBGuru
MBGuru
Bachelor's Degree
282 satisfied customers
1999 mercedes e320: unlock..the doors or truck release..reprogrammed
my key will start the car but will not unlock the doors or trunck release, I have a 1999 mercedes e320. Can it be reprogrammed or do I need to purchase another key?… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,113 satisfied customers
1997 C200 Classic. Key fob unlocked the car - key inserted
1997 C200 Classic. Key fob unlocked the car - key inserted and turned on ignition - LED's on mirror flashing alternately - engine turned but did not fire - fuel ok - battery ok - new (Mercedes dealer)… read more
Stan
Stan
Technical support engineer
Bachelor's Degree
3,418 satisfied customers
1999 c280: we recieve a new key..to fedex the spare blade key home
We recieve a new key for our 1999 c280 less then 3 months ago and now it will not open the door by pushing the button and the blade key is locked inside, I am having to FEDex the spare blade key home … read more
MBGuru
MBGuru
Bachelor's Degree
282 satisfied customers
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Meet the Experts:

MB Paul

MB Paul

Mercedes Technician

3,567 satisfied customers

Qualified Mercedes Benz Diagnostic Technician - 20+ years experience - Workshop Foreman for Mercedes

Marty

Marty

Mercedes Technician

57,113 satisfied customers

Bosch Certified Master Tech. Over 35 years experience.

Lou Palomino

Lou Palomino

Mercedes Technician

5,799 satisfied customers

20 years Master Certified excellent fix rate and have access to factory wiring, and instructions.

Michael Warfield

Michael Warfield

Factory Mercedes-Benz Technician

3,132 satisfied customers

Mercedes-Benz Master Certified technician

Matt

Matt

Engineer

716 satisfied customers

Mechanical Engineer with 23 years experience in the auto industry, 8 yrs in formula 1 engine testing

promerc

promerc

mercedes diagnostic technician

553 satisfied customers

Qualified mercedes diagnostic technician & service team manager , ATA registered Master tech

Hipo64

Hipo64

Mercedes Technician

444 satisfied customers

Work and diagnose electronics on daily basis.

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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