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Related Mercedes Questions
Battery went dead, when I try to recharge alarm goes off.
Battery went dead, when I try to recharge alarm goes off … read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
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I accidently soaked the key in water for several hours.
I accidently soaked the key in water for several hours. after completely drying the circuit board and cleaning it with a swab, new batteries, the remote will not work. 2001 E320. Can I still start it … read more
Matt
Matt
Engineer
Bachelor's Degree
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My 2010 Mercedes GLK 350 does not start. I went to drive
My 2010 Mercedes GLK 350 does not start. I went to drive today and the key didn't work. I replaced the batteries in the remote key, but it still doesn't work. The car also won't start. There is zero p… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Ml320: , i have a 2002 ML320, i had to have it towed and
Hi, i have a 2002 ML320, i had to have it towed and since then the key remotes and the alarm light on dash is off and not flashing. i have tried to reset the remotes by key in ignition position 2 and … read more
Marty
Marty
Mercedes Technician
Associate Degree
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Slk: Locked car with key fob cane back out fob will not work
Locked car with key fob cane back out fob will not work used key alarm went off car will not start now… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Slk 320: , alarm key didn't work so I opened the car with
Hi, alarm key didn't work so I opened the car with the blade key. Alarm went off. Tried starting car and it won't start now. Alarm keeps going off if I try to open the glove compartment or lock the do… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Sl500: Hi Marty, I left my 2003 mercedes sl500 parked for 1
Hi Marty, I left my 2003 mercedes sl500 parked for 1 month in the garage. As I tried to start it on return, the security alarm blew off and won't stop, the key fob would not turn when I inserted it in… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
230 slk: 1998 SLK 230 I hooked the jumper cables backwards,
1998 SLK 230 I hooked the jumper cables backwards, now the car will not start. The alarm goes off every time I turn the key. It cranks for a few seconds. I don't have a second key. Checked all the fus… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 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
30,558 satisfied customers
Mercedes-Benz CLK320: Hi. I have a clk 320, I changed the
Hi. I have a clk 320, I changed the batterie in the key thob now I can't get in the car with out the alarm going off.? I have tried putting the key in the ignition and it still keeps going off.… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1999 c230 alarm went off. pressed red alarm button on key
1999 c230 alarm went off. pressed red alarm button on key and alarm went off. car continued to run for several minutes then died. the odometer reading is on when i open the door and the dome light can… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
I own a Mercedes C-Class C200 Kompressor, I can not unlock
I own a Mercedes C-Class C200 Kompressor, I can not unlock the doors with the central locking key.I opened the door manually with the key but when I try to start the car, the ignition key doesn't turn… read more
Marty
Marty
Mercedes Technician
Associate Degree
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A new batterie to my key fob its working ok but I..doors..car battery
I have just installed a new batterie to my key fob its working ok but I can not open the car doors using the fob. I have two key fobs both working ok and both with new batteries but I still can not op… read more
MB Paul
MB Paul
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Vocational, Technical or Trade Scho
3,567 satisfied customers
Mercedes-Benz C230 Kompressor my key wont unlock the car
my key won't unlock the car and disable the alarm. it will lock but it won't unlock... any suggestions?… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Mercedes C220: reg..car alarm..the car battery but it is still going
We have a W reg Mercedes C220. The car is on the drive but the car alarm is going off and we cannot stop it. My husband has tried disabling the car battery but it is still going. How do we swtich it o… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
2002 c230: lock/unlock..start car..new battery is good..alarm system
For my 2002 C230K, the remote transponder does not lock/unlock doors or activate alarm. It does start car and lights up to show the new battery is good. Is there a way to program the lock and alarm sy… read more
MB Paul
MB Paul
Mercedes Technician
Vocational, Technical or Trade Scho
3,567 satisfied customers
mercedes 180: unlock doors..indicators..alarm goes..everytime brakes
Mercedes E280 1999 Transponder / remote control, will not unlock doors, doors can be opened by the pull out key only, this sets the alarm off, car will start from transponder, but with no indicators w… read more
steve
steve
mercedes truck/van diagnostic techn
18 satisfied customers
Hi. I have a 2000, S430 Mercedes. My battery died.
Hi. I have a 2000, S430 Mercedes. My battery died. I took it out and replaced it with another battery. When the new battery is connected a high pitched warberling car alarm goes off and will not turn … read more
MBGuru
MBGuru
Mercedes Mechanic
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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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