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I have a problem with alarm system. I disconnect the horn ..
I disconnect the horn .. the light is flashing.. I removed the front wheels but found a gray plastic box which is different shap … read more
Lou Palomino
Lou Palomino
associates in automotive technology
10,275 satisfied customers
1998 sl 500 the alarm goes off as soon as i unlock the door
HI :) 1998 sl 500 the alarm goes off as soon as i unlock the door with the key, the remote will not work either, and continues doing so until i lock it again. I also noticed that the passenger and tru… read more
Lou Palomino
Lou Palomino
associates in automotive technology
10,275 satisfied customers
1989 560 SL with a Becker Grand Prix radio. I removed the
1989 560 SL with a Becker Grand Prix radio. I removed the radio to send it off to be repaired and set off the alarm (horn honking and lights blinking). To stop the noise, I disconnected the battery in… read more
rpmdiag
rpmdiag
High school
9,801 satisfied customers
Once locking the car a horn/siren sounds in my left fender
once locking the car a horn/siren sounds in my left fender towards the rear next too the door and continues sounding for 10 min and stops ,yesterday it was sounding when I was driving and this morning… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,141 satisfied customers
I have a 320 SLK, 04' model. My lights have started to blink
I have a 320 SLK, 04' model. My lights have started to blink after being locked for 4-5 hours. The siren in the alarm is starting to buzz a little now. It started about two weeks ago. I don't have to … read more
Chad Farhat
Chad Farhat
Owner
Associate Degree
9,522 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
57,141 satisfied customers
I have a 94 sl500 8 cycl. Just had top replaced. Car was in
I have a 94 sl500 8 cycl. Just had top replaced. Car was in shop for over a month as I had back surgery and they may have had doors open for long periods of time with engine of. When I start it up wit… read more
Eric
Eric
Retired
N/A
43,294 satisfied customers
S500 Sport (AMG): I have an s500 and the rear brake lights
I have an s500 and the rear brake lights are flashing after closing the trunk. They will keep flashing and run the battery down. The lights will blink three times and go off once the doors are locked.… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
35,722 satisfied customers
560 sl: The alarm system of my 89 560 SL triggered. To quiet
The alarm system of my 89 560 SL triggered. To quiet it I pulled the fuses in the engine compartment. It worked, but after I locked then unlocked the car and started it , a relay in the right side of … read more
Marty
Marty
Mercedes Technician
Associate Degree
57,141 satisfied customers
89 Mercedes 300E: battery ran..I hooked..jumper cables..cannot start
The door to my '89 Mercedes 300E was left open last night and the battery ran down. When I hooked up jumper cables the alarm (which I didnt know I had) is going off and I cannot start the car. Can som… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,141 satisfied customers
1988 Mercedes Benz: SL..I disconnected the wires to the sound alarm
I have a 1988 Mercedes Benz 560 SL, Today I open the door and the sound alarm and the flashing lights became active. I have try the manual instructions that recommend using the masters key to stop the… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,141 satisfied customers
bought a 1986 560 sl from a friend..drove..jumped..flashers would come
I have just bought a 1986 560 sl from a friend that had it in storage for 3 years,I drove it home after I jumped it off, but the whole time I was driving, the flashers would come on, and flash for a w… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,141 satisfied customers
unlocked..alarm went off the lights started flashing..manually
Hello, I have a C 320 and two days ago, my husband opened the car (which was weird because one of the doors was unlocked and the other doors were locked) and the alarm went off the lights started flas… read more
Anthony
Anthony
Master Automobile Technician
Vocational, Technical or Trade Scho
11,778 satisfied customers
89 300e: alarm went..driver door..I drove it in heavy rain last night
My 89 300e alarm went off this morning when I opened the driver door with key this morning. (I drove it in heavy rain last night, also through some puddles.) I do not know how to shut the alarm it off… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,141 satisfied customers
passenger carpet..antenna, about 8-10 inches long with a threaded part
I have a new to me 1991 560SEL. I just lifted up the passenger carpet, and noticed a few wires underneath. One looks to be an antenna, about 8-10 inches long with a threaded part. Another looks like e… read more
Marty
Marty
Mercedes Technician
Associate Degree
57,141 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
Nelson Garcia
Vocational, Technical or Trade Scho
1,094 satisfied customers
SL 500 1990..disconnected..aftermarket one suggestion..faulty
I have an SL 500 1990 The indicators are flahing at alarm speed and will not turn off unless the battery is disconnected when you reconnect the battery they will start flash again in less than a minut… read more
Mike
Mike
Proprieter / Diagnostic Technician
High School or GED
19,815 satisfied customers
My alarm would not stop..batter..Can I just jump start the car?
My alarm would not stop blinking and everthing was off in the car and all door locked. I Played with it for an hour, just came back and of course the batter was dead. Can I just jump start the car? An… read more
tech4benz
tech4benz
Master Certified Mercedes Technician
Associate Degree
196 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

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Bosch Certified Master Tech. Over 35 years experience.

Michael Warfield

Michael Warfield

Factory Mercedes-Benz Technician

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Matt

Matt

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Mechanical Engineer with 23 years experience in the auto industry, 8 yrs in formula 1 engine testing

promerc

promerc

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Qualified mercedes diagnostic technician & service team manager , ATA registered Master tech

Hipo64

Hipo64

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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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