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The idle is too low, only stays on for a few seconds. 82,000
the idle is too low, only stays on for a few seconds … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
I "ve replaced the fuel distributor and fuel injectors on a
I "ve replaced the fuel distributor and fuel injectors on a 1982 380 SL cant … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Cold idle is too slow ... engine idles rough and frequently
Cold idle is too slow ... engine idles rough and frequently stalls ... how can I speed it up? … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
I have a 1983 380 sl. The engine turns over but does not fire.
I have a 1983 380 sl. The engine turns over but does not fire. I have replaced the fuel pump relay and still no results. This car has sat for about a year. I had to replace the battery. It will run wh… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
380/SL: 380/SL Mercedes cuts out at high speed. After it sets
380/SL Mercedes cuts out at high speed. After it sets awhile it's ok for awhile, especially if I top off the tank.… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Mercedes 380SL: The compression in my 1985 Mercedes 380 SL
The compression in my 1985 Mercedes 380 SL uniformly low in all cylinders. However the car never smokes or burns oil (which suggests to me that Pistons, rings and the block are not the problem). What … read more
Anthony
Anthony
Master Automobile Technician
Vocational, Technical or Trade Scho
11,778 satisfied customers
Mercedes 380 SL: 1985 Mercedes 380 sl having trouble with it
1985 Mercedes 380 sl having trouble with it dying and then sometimes it is very hard to start. It will go several days and run perfect. Then it will just die and then be very difficult to start. This … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
380sl: Hi Marty i saw another 380 sl today..with less than
Hi Marty i saw another 380 sl today..with less than 100k kms... and it was very sluggish to take off and poor acceleration...its definitely genuine kms...no doubt ..can tell from rest of the car....my… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
I have a 1978 Mercedes 450 SL which was not started for sometime
I have a 1978 Mercedes 450 SL which was not started for sometime (about 3 years) just parked in the garage. When I tried to start recently, it started but was not able to idle and the engine cut-off. … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
380-SL: I have a 1982 MB 380-SL. The engine starts cold real
I have a 1982 MB 380-SL. The engine starts cold real well. Idles pretty good, sounds like an automatic choke comes on till the engine warms up, all is well. After driving about 1/2 mile once the engin… read more
Auto Psychic
Auto Psychic
owner
Bachelor's Degree
76 satisfied customers
Mercedes: plug leads ,one coil..A/C fans..manually..1st gear..maf
Hi, I have a 1993 Aug production S420L Mercedes with almost 246,000Kms on the clock I have replaced spark plugs with the recommended Bosch, plug leads ,one coil, but it is still missing or running rou… read more
Michael Warfield
Michael Warfield
Factory Mercedes-Benz Technician
Vocational, Technical or Trade Scho
3,132 satisfied customers
Mercedes: SL..accelerator..fuel pump,filter,spark plugs..fuel tank
After My Mercedes 1983 380 SL starts it will ideal roughly and as soon as the tyranny is engaged it dies. If I do not step on the accelerator it will creep along until i just touch it and it will die.… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1982 mercedes 180: SL..gas and cranks..starts right..check valve
I have a 1982 Mecedes 380 SL,It is very hard to start after leaving the car set for 30 minutes it smells gas and cranks over before finally starting. You can leave the car set for a day or a week or a… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1981 mercedes: It has been starving for fuel and hesitating
I am working on a 1981 mercedes 380 SL. It has been starving for fuel and hesitating. We replaced the filter back at the pump, then replaced the pump and then added a filter before the pump. The tank … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Mercedes: Im done with British sports cars (Triumph, MGs)..SL..V8
I'm done with British sports cars (Triumph, MG's) and would like to migrate to Mercedes SL's. R107. Pro's and Con's of 450 SL, 380 SL and 500SL. I would like a V8. Price is not a concern. My question … read more
mbfixer
mbfixer
Shop manager
High School or GED
453 satisfied customers
94 s500: fuel pressure..50, however the check engine light came..miss
my 94 s500 had low fuel pressure on the rails, so i replaced fuel filter and pressure went back up to 50, however the check engine light came on. car idles great but as soon as it goes over 1200 rpm,s… read more
Amedee
Amedee
Automotive Consultant
Vocational, Technical or Trade Scho
23,824 satisfied customers
Mercedes Benz: My fuel pump work fine until Im on long drives..cap
1985 380 SL Mercedes Benz - My fuel pump work fine until I'm on long drives, then it start to whind and the bucks. When I stop and let it sit for 15 minutes or so it works fine again. Sometime I get a… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
mercedes benz: wires,cap,rotor & ing.coil..gas pedal..it runs great
Hello, I have a question about my mercedes benz, it is a 380 sl 1981.I recentley changed the idle controll unit,plugs , wires,cap,rotor & ing.coil,when the engine is cold ,& stepping on the gas pedal,… read more
SaabTech
SaabTech
Associate Degree
135 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

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

807 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.

Chris(aka-Moose)

Chris(aka-Moose)

Mercedes Technician

288 satisfied customers

24 years of experience diagnosing & repairing

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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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