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I have a 2003 S430 4matic mercedes I came out a week ago and
Good afternoon I have a 2003 S430 4matic mercedes I came out a week ago and the battery was dead and upon opening the car manually and boosting the battery my fob wont lock and unlock the car, lumbar … read more
Chad Farhat
Chad Farhat
Owner
Associate Degree
9,745 satisfied customers
I have a 2000 SL500 with 54K, everything service up to date
I have a 2000 SL500 with 54K, everything service up to date when all of a sudden the remote ( new battery ) won't unlock or lock the doors,the release button or the remote won't open the trunk & it ca… read more
Chad Farhat
Chad Farhat
Owner
Associate Degree
9,745 satisfied customers
My door locks stopped working. 2002 s430, The air suspension
The air suspension pump broke, it wasn't two pieces. I replace that and the blown 40 amp fuse. That works fine and pumps up the suspension like normal. But now the door locks won't go up. When I press the button on my remote to lock or unlock I do hear a click in the trunk but … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 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
Mercedes Technician
associates in automotive technology
10,660 satisfied customers
S430: 2003 S430 Door locks and trunk open have stopped working
2003 S430 Door locks and trunk open have stopped working as well as the auto-closure of the doors. This problem happened simultaneously.… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 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
30,558 satisfied customers
Marty. I disconnected the positive cable from my battery. I
Hi Marty. I disconnected the positive cable from my battery. I closed the trunk. Neither my fob or trunk release button work. My blade key that I can slide out of my fob works in drivers door but not … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
I am trying help a friend getting a 1998 S320 started. I
I am trying help a friend getting a 1998 S320 started. I died in the garage 3 years ago and has been sitting. It starts and dies in about 2 seconds. I have changed the fuel filter and checked fuel pre… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
C280: , I lost the keyless remote entry fob 1994 C280.
Hi, I lost the keyless remote entry fob for my 1994 C280. I have spare manual keys but there's no actual lock on the door, it's remote entry only. The trunk has a lock, but I'm afraid to try it in cas… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
mercedes SL500: central locking system..metal..doors..wont open
I have a mercedes SL500 first registered in the UK in November 2002. The central locking system is not working so I have to use the metal ("emergency") key to manually unlock the doors and boot. Now t… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
2008 CLK350: remote key wont open the car..boot but not the doors
Hi, I have a 2008 CLK350 Cabriolet. The battery has gone flat so the remote key won't open the car. The emergency key has opened the boot but not the doors. How do I get power to the car so the remote… read more
Michael Warfield
Michael Warfield
Factory Mercedes-Benz Technician
Vocational, Technical or Trade Scho
3,132 satisfied customers
2004 S430: remote lock/unlock..trunk can not be openned too.
I have 2004 S430 and the remote lock/unlock is not working. The trunk can not be openned too. Opening with key is possible. When use the remote key and press open the lights are working. I replaced a … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
s430: trunk release button..be manually opened..harness
i have an 02 s430. the trunk release button in the car and remote will no activate the trunk so it has to be manually opened with the key. the dealer has diagnosed that the problem is from the harness… read more
Michael Warfield
Michael Warfield
Factory Mercedes-Benz Technician
Vocational, Technical or Trade Scho
3,132 satisfied customers
97 E320: my key..driver side door..of the 3 sensors..problem may
I have a '97 E320 - my key suddenly stopped opening the primary locking system - at first it would not work at the driver side door, then shortly after would not work at any of the 3 sensors - it is a… read more
Stan
Stan
Technical support engineer
Bachelor's Degree
3,418 satisfied customers
I lost my valet key and my trunk remote wont lock my doors..alarm
I lost my valet key and my trunk remote wont lock my doors or open my trunk .My alarm still sets with my remote and starts the car. A person told me the remote receiver in the car might be out could t… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1997 SL500 swicthblade key fob won't lock/unlock doors. The
1997 SL500 swicthblade key fob won't lock/unlock doors. The red led on the FOB lights, but the receivers don't respond...… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
2003 Mercedes S430: hood..ametalblockblockingthetrunkandseatingarea
2003 Mercedes S430 Problem, Trunk does not open also the all power door locks mulfunction. Things i have done: check the fuses under the hood and inside the car. removed the rear seat in order to reac… read more
Nelson Garcia
Nelson Garcia
Vocational, Technical or Trade Scho
1,094 satisfied customers
1998 mercedes benz c230 needs jump start battery in trunk.
1998 mercedes benz c230 needs jump start battery in trunk. trunk can not open with manual key.… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 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

30,558 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

771 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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