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Related Mercedes Questions
I have a 1999 MB SL 500 that is experiencing 2 problems.
I have a 1999 MB SL 500 that is experiencing 2 problems. First, the key fob doesn't unlock the doors but will lock doors and unlock trunk 2nd (bigger) problem: If I unlock the doors with the key, the … read more
Lou Palomino
Lou Palomino
Mercedes Technician
associates in automotive technology
10,226 satisfied customers
My alarm on 1990 sl 500 comes on and off when i am driving
my alarm on 1990 sl 500 comes on and off when i am driving it or open a door brake and sometime its ok for one hour and then it start again i have luck the trunk and unlock the truck and still doing i… read more
Eric
Eric
Retired
N/A
42,478 satisfied customers
2001 slk 230. Suddenly alarm started going off when opening
2001 slk 230. Suddenly alarm started going off when opening car door. Key fob had no effect in turning it off. Replaced the batteries in both key fobs and tried to synch. Vehicle will no longer start … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
2003 sl 500 remote wont lock or unlock doors. Replace batt
2003 sl 500 remote wont lock or unlock doors JA: Is this your first time dealing with this issue? Customer: yes JA: Are you fixing your SL yourself? What have you tried so far? Customer: replace batt … read more
Gunvir Singh
Gunvir Singh
1,949 satisfied customers
Alarm horn went off on it's own. 1991 500 SL with 79K miles.
Alarm horn went off on it's own. 1991 500 SL with 79K miles. I put new batteries in key fob, didn't work. Just disconnected battery.… read more
Lou Palomino
Lou Palomino
Mercedes Technician
associates in automotive technology
10,226 satisfied customers
1988 560 SL Alarm System - opened driver's door which was unlocked
1988 560 SL Alarm System - opened driver's door which was unlocked - alarm went off. Runs through cycle and goes off. When I open door again, alarm goes off. Do you know how to reset alarm?… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Mercedes-Benz SL500: Trunk stays locked but opens with key.Dors
Trunk stays locked but opens with key. Dors do nor open or close now. Radio would give a sign in the mornings that battery was too low. No problem, starting issue started after alarm came on after doo… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
560 SL Roadster: I have a 89 merz. 560 sl roadster 8 cyl.
I have a '89 merz. 560 sl roadster 8 cyl. the alarm went off (horn and lights) when I put the key in the door lock, the door opened and the car started up fine. the alarm continued even so I was drivi… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
E320: I have a 2000 E320 and Im unable to get the remote to
I have a 2000 E320 and I'm unable to get the remote to unlock/lock the car. Has worked fine for years, when I came out from store the remote wouldn't unlock doors, I entered using the mechanical key o… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
SLK-230: Trying to fix girlfriends 03 mercedes slk230... Few
Trying to fix girlfriends 03 mercedes slk230... Few months back dash board lights went out....now fog lights came on by themselves , car hadnt been driven for two or three weeks...only way to turn the… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
500SL: Right side fender horn keeps sounding as if there is
Right side fender horn keeps sounding as if there is an anti theft alarm going off. Main horns have been disconnected in front of the radiator but horn still sounds. Model: 1991 Mercedes Benz 500 SL… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
MERCEDES: SL..ALARM..UP...UNLOCK WITH KEY REMOTE OR MANUAL
2000 500 SL MERCEDES ALARM LOCKS UP. DOORS LOCK AND GAS DOOR LOCKS UNABLE TO UNLOCK WITH KEY REMOTE OR MANUAL. IS THERE A WAY TO RESET?… read more
Michael Warfield
Michael Warfield
Factory Mercedes-Benz Technician
Vocational, Technical or Trade Scho
3,132 satisfied customers
1991 500 sl. the dash guages does not work (..trunk..meter..door locks
IHAVE A 1991 500 sl. the dash guages does not work (I have checked all fuses under hood and in trunk) they checked good with meter. The theft alarm goes off when engine is srarted. The remote door loc… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
suspension..removing..systems from firewall..intermittently..parked
Replaced suspension bar necesssitating removing all systems from fire wall. Locking system now malfunctions upon leaving vehicle locked. Horn and lights intermittently activate. Remedy needed to avoid… read more
mbfixer
mbfixer
Shop manager
High School or GED
453 satisfied customers
i have an A-Class A180, the alarm keeps activating and going
i have an A-Class A180, the alarm keeps activating and going off continually. Is there a master reset for the alarm system fitted on the vehicle?… read more
Lou Palomino
Lou Palomino
Mercedes Technician
associates in automotive technology
10,226 satisfied customers
I cannot disarm my alarm system, it keeps on going...master key
I cannot disarm my alarm system, it keeps on going. i dont know what to do. I tried to use the master key, as usual, it does not work. please advise. it is a 420 sl year 1986 Thank you.… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1992 500 SL that the remote door opener only works about 2%..signal
I have a 1992 500 SL that the remote door opener only works about 2% of the time. I have replaced the remote battery, and have had the remote checked at Harbor Key to see if it is working. There is a … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1995 Mercedes: the hazard warning lights..SL..key fob
Why do the hazard warning lights of my 1995 Mercedes SL 500 continue flashing when I lock it with the remote key fob?… read more
Nelson Garcia
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MB Paul

MB Paul

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

Marty

Marty

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Michael Warfield

Michael Warfield

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Matt

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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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