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Related Mercedes Questions
1987 560 sl starts runs great when cold after half hour
1987 560 sl starts runs great when cold after half hour stumbles shuts off while this happens fuel return line installed hose dump back into gas tank flowing strong if I spray gas into throttle keeps … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1986 300e gas 160000 miles car needs to warm up for quie a
1986 300e gas 160000 miles car needs to warm up for quie a while before driving almost no acceleration idles fine needs a very light touch on gas pedal to keep from bogging down hills need a good head… read more
Jerry
Jerry
Service consultant
Vocational, Technical or Trade Scho
13,108 satisfied customers
500ls: 1990 500sl. hesitation off the line. fixed all vacuum
1990 500sl. hesitation off the line. fixed all vacuum leaks. new cap and rotor. new plugs and wires. Bosch updated heady duty rotor holders. 2 new EHA valves. rebuild fuel distributer. over voltage pr… read more
Matt
Matt
Engineer
Bachelor's Degree
807 satisfied customers
190E: HI MARTY 93 190E MERECEDES I HAVE CHANGED THE FUEL DIST.
HI MARTY 93 190E MERECEDES I HAVE CHANGED THE FUEL DIST. EHA. FUEL REG. FUEL PUMP. FOUND BAD MAS FUEL REG, DISASSEMBLED SOLDERED BOARD BACK TOGETHER PIN #1 12V, PIN# XXXXX MANUALY CLOSE CONTACT FUEL P… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
500SL: I have a 1992 Mercedes 500SL that takes long crank to
I have a 1992 Mercedes 500SL that takes long crank to start, and black smoke when it does fire. I have replaced the fuel pressure regulator, accumulator, fuel filter, fuel pumps, and have a rebuilt fu… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
560sl: 87 560sl again... 182,000 miles My car is currently
87 560sl again... 182,000 miles My car is currently at a mechanic that has over 35 years experience but they have not been unable to pinpoint the core problem. The car is not with me at this time. I t… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
560sl: 560sl still stalls at idle...randomly. usually does
560sl still stalls at idle...randomly. usually does better when warmed up. sounds like not enough fuel or vacuum leak. Ive changed both elec fuel pumps, fuel filter, plugs and wires, O2 sensor and sti… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
300e: intake manifold with new injectors..rebuilt..hoses..runs great
I have a 1991 MB 300e. After resolving a problem with popping in the intake manifold with new injectors, rebuilt fuel distributor, replacing the hoses to and from the idle control valve and replacing … read more
Stan
Stan
Technical support engineer
Bachelor's Degree
3,418 satisfied customers
500sl: MB..10 minutes the engine starts to choke..gasoline..2000 rpm
When my MB 500sl 1991 have been standing still for a week or so it start easy, but after 10 minutes the engine starts to choke and then stops. Then I have to wait at least 6 hours to get it started ag… read more
Matt
Matt
Engineer
Bachelor's Degree
807 satisfied customers
sel..relay, plugs, coolant temp sensor.eha..idles fine
have 1990 300 sel no pwer hot replaced ovp relay, plugs, coolant temp sensor. eha seems to be working / starts and idles fine. hot or cold . cold runs normal ideas?… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
runs rough..completely warmed up....then runs smooth..63,000 miles.
Hard strating and runs rough (missing) until completely warmed up....then runs smooth. Restarts much better. 63,000 miles. Coil & plugs, and fuel filter replaced. Fuel tank drained and fuel pressure O… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
1992 300e: interior..pulling..traffic go to accelerate..shifts
i have a 1992 300e and my interior of car reeks of gasoline fumes happened a couple times over pat few months but for past few days wont go away eha? once in a while at a standstill pulling into movin… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
have 1984 190e oxy. sensor light stays on. Replaced oxy.
have 1984 190e oxy. sensor light stays on. Replaced oxy. sensor, replaced fuel distributor, at times eng. runs great but leaves me stranded when it acts up,no power… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
190E 2.6: start my..with cis/E injection..cables..It starts fine
Why is it so difficult to start my 190E 2.6 engine year 1989 with CIS/E injection. I replaced the idle air control valve (used one), Platinum plugs, plug cables. It starts fine when cold, it's a dog w… read more
Stan
Stan
Technical support engineer
Bachelor's Degree
3,418 satisfied customers
1986 560sl: enginge is getting too much gas, sputters and then stalls
I have a 1986 560sl Mercedes, and am have fuel problems. At times, while driving, it seems that the enginge is getting too much gas, sputters and then stalls. I have to wait for about 30 minutes befor… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
eha valve and ovp relay and found corrosion (like on battery)
Cold starting vehicle seems to flood. I checked the EHA valve and OVP relay and found corrosion (like on battery) and repaired. The vehicle worked great for about 10 days but is acting up again withou… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
190e: blowby problem after using Gunk engine flush and Sea Foam misted
Hi, Tim here and back on the 190e. Pls check my post from 5-21-09. Car is a 1987 stored for years, now have some improvement with blowby problem after using Gunk engine flush and Sea Foam misted into … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
I own a 1989 190e 2.6. Car starts and runs perfectly for approx
I own a 1989 190e 2.6. Car starts and runs perfectly for approx 10 min or until first stop then hesitates and quits. It will not start for at least one hour, when cool will start and do the same. To d… read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 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

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Mercedes-Benz Master Certified technician

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

mercedes diagnostic technician

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

Hipo64

Hipo64

Mercedes Technician

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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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