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I have a 1986 560 SEL. The car has about 74,000 miles, and
I have a 1986 560 SEL. The car has about 74,000 miles, and I've owned it for eight months. It's in good condition overall, with no rust at all and a very nice interior. I've had to put some money into… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,906 satisfied customers
hello, on a 1989 560 sl the sparks continuusly get fouled with carbon. 76000 miles spark
hello, on a 1989 560 sl the sparks continuusly get fouled with carbon. 76000 miles sparks, cables, distributor cap, rotor arm, ignition coil, ezl renewed. fuel injectors and seals renewed, idle system… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,906 satisfied customers
560 SL coupe: have 1986 560 SL--tried putting hardtop
have 1986 560 SL--tried putting hardtop back on and cannot get it to lock down on drivers side--cannot lift it up and try again any ideas? thanks unable to lock down hardtop on drivers side of 1986 SL… read more
Joe
Joe
Owner Kingsland Auto & Marine Services
Vocational, Technical or Trade Scho
1,579 satisfied customers
560SEL: I have a 1986 Mercedes 560 SEL 5.6 V8. Before it would
I have a 1986 Mercedes 560 SEL 5.6 V8. Before it would start up and then idle for about 15 second then die. I replaced both fuel pumps and fuel filter, Fuel Pump Relay, New Spark Plugs and changed the… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,906 satisfied customers
560SL: My 1986 Mercedes 560Sl has become hard to start when
My 1986 Mercedes 560Sl has become hard to start when cold. It takes a lot of cranking and then begins to fire one cylinder, then two cylinders... and so on until it begins running. It seems as if it i… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,906 satisfied customers
560 SEL: I was driving along and the car just stalled. Its
I was driving along and the car just stalled. It's a 1990 560 sel. The vehicle will not start now. I am getting fuel to injectors. I pour gas into intake and it will not run.i have spark. The vehicle … read more
Michael Warfield
Michael Warfield
Factory Mercedes-Benz Technician
Vocational, Technical or Trade Scho
3,132 satisfied customers
Mercedes: The starter was just rebuilt and the steering box
I have a 1986 560 SEL. The starter was just rebuilt and the steering box was replaced. I noticed that the radio was no longer working (the mechanic said that I would need the input code from Mercedes)… read more
Billy
Billy
Bachelor's degree
3,457 satisfied customers
1986 SL 560 that wont cold start..gas pedal..new plugs..air filter
Have a 1986 SL 560 that won't cold start initially, but after a few tries will start, idle high, come down, and die once gas pedal is pressed in park. Once car is put into gear, it drives fine, unless… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,906 satisfied customers
1988 mb 560 sl crank..fuel pressure ok i..spark plugs..cylinder flood
i have 1988 MB 560 sl crank ok fuel pressure ok i got spark , when we crank the engine got flood and no start ,, it take a couple second and all the spark plugs include the cylinder flood with gas.… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,906 satisfied customers
1986 560 sec ece. i start the car runs great. great power.
1986 560 sec ece. i start the car runs great. great power. the power i want. but when the car hits operating temp the power gose away. not a hole lot but very noticeable.… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,906 satisfied customers
1986 Mercedes: sel..car to crank is hold the sensor plate..push down
I have a 1986 Mercedes 560 sel. The only way I can get the car to crank is hold the sensor plate down about a half inch open. And when I push down on the sensor plate a little at a time and give it ga… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,906 satisfied customers
1987 mercedes benz: i am getting fuel to the carb..injectors..dies
i have a 1987 mercedies benz 560 sel i replaced the fuel pumps in the car. i am getting fuel to the carb the fuel is not going to the injectors you can pour gas in the bafle and it will start but dies… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,906 satisfied customers
1990 300SE: lean..exhaust smells very rich...to best gas mileage
1990 300SE, how do you adjust the engine to lean out more. The exhaust smells very rich. I would like to adjust to best gas mileage also, then add hydrogen suplement for even better mileage. Thanks, T… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,906 satisfied customers
1986 560 SL..cold start..hesitation..timing chain..tensioner
1986 560 SL:Rough running at cold start and smoothes out after 5 minutes. Slight hesitation from dead stop after car is warm. Changed plugs and wires, timing chain tensioner, fuel pressure regulator, … read more
Marty
Marty
Mercedes Technician
Associate Degree
55,906 satisfied customers
Cars..the throttle is held half open and runs like plug wires..blowing
The fuel pumps and draing the old fuel solved the start problem on both cars. Now the 86 will only run when the throttle is held half open and runs like plug wires are crossed ( they aren't) or is run… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,906 satisfied customers
I am considering a 1991 560 SEL for purchase..Octane
I am considering a 1991 560 SEL for purchase. Since it requires 91 Octane, i am investigating the use of 20% ethenol to raise the Octane to of regular gas to 91. Is this feasible? I realize that I may… read more
Marty
Marty
Mercedes Technician
Associate Degree
55,906 satisfied customers
My 1986 MB SL 560 will not start after alarm went..charging
My 1986 MB SL 560 will not start after alarm went of during charging the battery. What do I do to get it to start?… read more
Mike
Mike
Proprieter / Diagnostic Technician
High School or GED
19,717 satisfied customers
Mercedes benz: i have a 1986 560 sel..smoke..exhaust pipe
i have a 1986 560 sel mercedes benz. There is alot of smoke and unburned gas coming out of the exhaust pipe. What is the problem. Thank nyou… read more
RIP
RIP
Lead Technician
Vocational, Technical or Trade School
469 satisfied customers
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Marty

Marty

Mercedes Mechanic

Bosch Certified Master Tech. Over 35 years experience.

55906 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

55,906 satisfied customers

Bosch Certified Master Tech. Over 35 years experience.

Lou P. master tech

Lou P. master tech

Mercedes Technician

4,460 satisfied customers

20 years Master Certified excellent fix rate and have access to factory wiring, and instructions.

Michael Warfield

Michael Warfield

Factory Mercedes-Benz Technician

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Mercedes-Benz Master Certified technician

Matt

Matt

Engineer

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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

Mercedes Technician

444 satisfied customers

Work and diagnose electronics on daily basis.

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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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