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Related Mercedes Questions
My key fob doesn't lock or unlock the doors or turn in the
My key fob doesn't lock or unlock the doors or turn in the ignition switch … read more
Lou Palomino
Lou Palomino
associates in automotive technology
9,581 satisfied customers
I have a 2009 C300 Mercedes. Will not do anything when you
I have a 2009 C300 Mercedes. Will not do anything when you turn the key to start. It did this a couple weeks ago but got in there that evening and it fired right up. Had new batteries put in the key f… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
34,983 satisfied customers
Key fob won't open doors are trunk and won't turn ignition
Key fob won't open doors are trunk and won't turn ignition switch has new battery s … read more
Lou Palomino
Lou Palomino
associates in automotive technology
9,581 satisfied customers
My 2000 e320 4 Matic has 122k miles. About a year ago, the
My 2000 e320 4 Matic has 122k miles. About a year ago, the lock system started to malfunction when driving. Simply put, when driving down a street, all four doors lock and unlock. Rougher roads seem t… read more
Eric
Eric
Retired
N/A
40,867 satisfied customers
Parked car to go into supermarket it was working fine. When
parked car to go into supermarket it was working fine. When I got back to the car I opened the doors via the FOB the radio & lights turned on, but the car won't start, nor will the steering wheel unlo… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,133 satisfied customers
I have a 2002 ml320. about a month ago the battery light
i have a 2002 ml320. about a month ago the battery light came on the same time as the power steering seemed to stop working. I just went out to open the hood to get to the battery to replace it. The k… read more
Danny
Danny
Owner, lead mechanic
High School or GED
4,775 satisfied customers
I have a 2006 MB 350SLK. My Battery is dead on the car. So
I have a 2006 MB 350SLK. My Battery is dead on the car. So the keyfob isn't working. I pulled the mechanic key out of the fob, but is not working. Any suggestions or tricks to unlock the door… read more
Lou Palomino
Lou Palomino
associates in automotive technology
9,581 satisfied customers
S430: Marty, please note that I have searched numerous forums
Hi Marty, please note that I have searched numerous forums on this subject with no definite answer to my issue. I own a 2003 s430. My problem started 2 yrs ago when I would lock the car with my remote… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,133 satisfied customers
The car battery on my 1999 C230 went dead. Since I 't drive
The car battery on my 1999 C230 went dead. Since I don't drive the car I let it sit for about two months before I decided to sell it. I put in a new battery today but now the key fobs won't work… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
34,983 satisfied customers
cl500: 2002 cl 500 merc pump runs remote runs pump in trunk
2002 cl 500 merc pump runs remote runs pump in trunk doors will not open even driver door any ideas short of breaking window… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,133 satisfied customers
Mercedes-Benz SLK230: hi my key fob stopped working so I changed
hi my key fob stopped working so I changed batteries in fob.. no change. main battery shows 12.3 volts start error when using key on position 3. tried different ways to re synch. no change. any sugges… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,133 satisfied customers
2003 E320: my keyless remote will no longer lock or unlock the car.
I have a 2003 E320. My keyless remote will no longer lock or unlock the car. The red button still flashes. Neither remote I have will work. How did it become unprogrammed and how do I reprogram the re… read more
Michael Warfield
Michael Warfield
Factory Mercedes-Benz Technician
Vocational, Technical or Trade Scho
3,132 satisfied customers
Mercedes: driven..of the keys would unlock the doors..batteries
I haven't driven my Mercedes for about four weeks and now it won't start. Neither of the keys would unlock the doors although the little red light on the keys were both lighting up as if the batteries… read more
BOBBYSS
BOBBYSS
Automotive Repair/Damage Investigator
Associate Degree
14,704 satisfied customers
1998 E320: door locks started going..Key Fob..Checked fuses..blown
I have a 1998 E320- While driving in the rain last week, the door locks started going up and down. Now the car will not Lock or Unlock either by Key Fob or from within the car--Checked fuses and they … read more
Auto Psychic
Auto Psychic
owner
Bachelor's Degree
76 satisfied customers
2005 clk500: Fog..transponder..Batterys are fine at the fob
2005 CLK 500 - Is there a battery to the Key Fog transponder? Batterys are fine at the fob but the car is not responding to the fog.… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
34,983 satisfied customers
2002 CLK430: alarm..the battery on the key fob and that didnt help
I have a 2002 CLK430. The alarm won't turn off. I replaced the battery on the key fob and that didn't help. What can I do to turn off the alarm? Please help.… read more
Lou Palomino
Lou Palomino
associates in automotive technology
9,581 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
57,133 satisfied customers
2002 C320: It wont open the doors or trunk or turn in the ignition
My 2002 C320 will not respond to my key. It won''t open the doors or trunk or turn in the ignition. I thought that maybe it was the key, so I tried my reserve key. Neither will work, it''s like the ca… read more
VinnievegaMBtech
VinnievegaMBtech
Systems Technician
Vocational, Technical or Trade Scho
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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

57,133 satisfied customers

Bosch Certified Master Tech. Over 35 years experience.

Michael Warfield

Michael Warfield

Factory Mercedes-Benz Technician

3,132 satisfied customers

Mercedes-Benz Master Certified technician

Matt

Matt

Engineer

754 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.

Tim Mohr

Tim Mohr

ASE MASTER TECH

283 satisfied customers

30 YRS EXPERIENCE, FOREIGN AND DOMESTIC, GAS AND DEISEL

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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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