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I had activated the alarm on my L 500 not knowing that by
I had activated the alarm on my L 500 not knowing that by opening it the mechanical or locking withis key would activate the alarm. I went through a couple of procedures to reset, but how do I iknow t… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,141 satisfied customers
My 2002 model C240 trunk is locked, and will not open from
My 2002 model C240 trunk is locked, and will not open from the cabin or the FOB. The metal key will unlock it but that means it's lost function. The only thing I remember happening before this is I wa… read more
Master Auto Tech.
Master Auto Tech.
High School or GED
546 satisfied customers
Mercedes-Benz e320 convertible: I have a 94 e320 convertible.
I have a 94 e320 convertible. when I lock the car either on the driver's side or passenger side door, the anti theft system is activated. However, when I unlock the driver's side door, the anti theft … read more
sprinkles08
sprinkles08
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High School or GED
19,847 satisfied customers
Mercedes Benz E230: 1996 Mercedes E230 . Key fob has been working
1996 Mercedes E230 . Key fob has been working normally, however now the car does start and run, but red and green lights on mirror do not work and central locking does not work. Dash switch for centra… read more
Stan
Stan
Technical support engineer
Bachelor's Degree
3,418 satisfied customers
ihave an e240 saloon. battery under rear seat. battery went
ihave an e240 saloon. battery under rear seat. battery went flat. i have recharged it. However had to open car with the key and when I connect battery the alarm sounds all the time and the 2 keys do n… read more
Billy
Billy
Bachelor's degree
3,458 satisfied customers
mercedes c220: cdi..central locking is working but only..driver door
i have a mercedes c220 cdi 2001. the central locking is working but only when i go near the driver door the remote control would open the locks but it used to open from any side or from distance aswel… read more
Michael Warfield
Michael Warfield
Factory Mercedes-Benz Technician
Vocational, Technical or Trade Scho
3,132 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
57,141 satisfied customers
1998 4 door saloon, the key does not open and lock the doors
My car is E280 1998 4 door saloon, the key does not open and lock the doors and the boot and the battery is fully charged. What is the problem?… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,141 satisfied customers
CDI..Central locking...Problem started with left rear..drivers door
Merc C270 CDI 2002. Central locking on drivers front and left passenger rear works eratically. When key button is pressed both 'machine gun' as if they are trying to work. Problem started with left re… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,141 satisfied customers
SL..key set the alarm..checked the fuses behind the seat, all seem ok
1955 SL 350. Central Locking and boot pull down: Although the key set the alarm, the central locking and boot pull down dont work, I have checked the fuses behind the seat, all seem ok. The boot pump … read more
Marty
Marty
Mercedes Technician
Associate Degree
57,141 satisfied customers
Mercedes-Benz C220 The central locking in my 2001 Mercedes
The central locking in my 2001 Mercedes C220 has stopped working since yesterday when my local garage (not M.B.) raised the car up on a ramp and jacked up the front wheels to replace an anti-roll bar … read more
Stan
Stan
Technical support engineer
Bachelor's Degree
3,418 satisfied customers
mercedes 200: P reg..central locking..fob..doors never opened
I have a P reg Mercedes E230 and up until the other day the central locking was working fine when the alarm was activated by the fob key. I activated the locking system and when I returned to open it … read more
Marty
Marty
Mercedes Technician
Associate Degree
57,141 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
1995 C220: alarm systen activates..immobiliser..batteries..driven
I have a 1995 C220 Auto (W202) which has suddenly refused to respond to the Infra Red Remote Control. The alarm systen activates if the car is opened with the key, but the immobiliser does not de- act… read more
Stan
Stan
Technical support engineer
Bachelor's Degree
3,418 satisfied customers
just brought an E320 cdi model W211 on a 53 plate. Problem
just brought an E320 cdi model W211 on a 53 plate. Problem is that car has been sat locked for an hour and then alarm goes off. Stop the alarm by unlocking and then locking the car, but goes off 3 tim… read more
MB Paul
MB Paul
Mercedes Technician
Vocational, Technical or Trade Scho
3,567 satisfied customers
Mercedes: motor home..cyl..went dead..removing..error I am stranded
I have a mercedes sprinter motorhome with the 5 cyl. diesel. the batery went dead but after removing the batery and recharged it I cannot start the engine and get the message "start error" I am strand… read more
Don - Mo Lurch
Don - Mo Lurch
Owner
Vocational, Technical or Trade Scho
11,487 satisfied customers
cl600: merc..key card but nothing happend couldnt even open the boot
Hopefully someone can help! I have a merc cl600 never had a problem until last night when returning from France on a 7 hour ferry. Tried opening the door using the key card but nothing happend couldnt… read more
Stan
Stan
Technical support engineer
Bachelor's Degree
3,418 satisfied customers
mercedes: 220 CDI..key fob, will not open..There is power coming
I have a mercedes c class 220 CDI 1999, the boot is locked , will not open with key fob, will not open with interior switch,and key just turns the whole lock around completely. There is power coming t… read more
James
James
mobile mechanic
High School or GED
64 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

57,141 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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