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Mercedes vitio 2014 wont go over 3000 rpm and feels like its
mercedes vitio 2014 wont go over 3000 rpm and feels like its missing just fitted new filter and fuel rail sensor but still got problem … read more
Pete
Pete
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General auto certifications
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1990 sl 500 p.o.s. return fuel line block wally ret .mach. I
1990 sl 500 p.o.s. return fuel line block wally ret .mach. … read more
Pete
Pete
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General auto certifications
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320 sl: My 1994 Mercedes sl 320 had hard starting problems
My 1994 Mercedes sl 320 had hard starting problems after it was warm problem got worse and was missing badly so replaces spark plugs wires and coil packs. I can get it to start with throttle depressed… read more
Matt
Matt
Engineer
Bachelor's Degree
829 satisfied customers
Mercedes-Benz E230: I am planning to buy a e- model benz 2007
I am planning to buy a e- model benz 2007 yr-- what should i check before buying -- what are the usual maintainance needed for this model… read more
Matt
Matt
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I own a 1978 450 SL. It has a cold starting problem. It will
I own a 1978 450 SL. It has a cold starting problem. It will not start in cold weather. I have had the , fuel injectors cleaned, replaced, etc. tuned, plugs, distributor, replaced and the cold start v… read more
Marty
Marty
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Associate Degree
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320 CDI: I am about to buy a 06 320 CDI with 70,000 miles.
I am about to buy a 06 320 CDI with 70,000 miles. Consumer Reports says avoid the 2006 E class. Has there been any major issues with the CDI series? Charlie Walker Ridgetop, TN… read more
Matt
Matt
Engineer
Bachelor's Degree
829 satisfied customers
Mercedes-Benz: 1991 mercedes benz 500 sl with 100K has a bof
1991 mercedes benz 500 sl with 100K has a bof in the acceleration - to date changed the injectors 3 years ago - cehced out the fuel injectors and wires o2 sensors before running rich now running lean … read more
Marty
Marty
Mercedes Technician
Associate Degree
30,558 satisfied customers
Mercedes Benz: petrol eng..comming..Spark checked on spark plugs.
Mercedes Benz E 230 petrol eng. 1990 mod. Starting problems: No fuel comming out of line to nozzles from distributor: Fuel supply to distributor ok. Spark checked on spark plugs. Distributor failure o… read more
Marty
Marty
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Associate Degree
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Mercedes ml320: bleed..the injectors..car wont start..cranks
hi i am brisbane australia is there a special technique to bleed diesel system in a 02 mercedes ml270 car wouldn't start when hot but would start every time when cold. i poured water over the injector… read more
MB Paul
MB Paul
Mercedes Technician
Vocational, Technical or Trade Scho
3,567 satisfied customers
300se: 1986, (6cyl, mech fuel injection..loses power..guage
Hello, I am totally new to this forum, not quite sure how it works, but I appreciate any help, thanks in advance. I am located in Chile South America 300se, 1986, (6cyl, mech fuel injection, originall… read more
Matt
Matt
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Bachelor's Degree
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190E: Benz..VIN# WDB DA29DOLF730006Was sitting for 1.5 year
Benz 190E, 2.6L.1990, VIN# XXXXX DA29DOLF730006 Was sitting for 1.5 year. Hard to start. Changed main fuel hose (melted inside), drained old fuel, two fuel pumps, fuel regulator, relay. When it starts… read more
Matt
Matt
Engineer
Bachelor's Degree
829 satisfied customers
Intermittent OBD code P0170 [Fuel trim Malfunction]..vacuum..Injectors
I get intermittent OBD code P0170 [Fuel trim Malfunction]. I have replaced all the vacuum tubing but still get this P0170 code. Other info on P0170 says that it is caused by Injectors, Diaphram Pressu… read more
MB Paul
MB Paul
Mercedes Technician
Vocational, Technical or Trade Scho
3,567 satisfied customers
A 1993 sl its been sitting for 3 years what should i do..starting car
I am interested in buying a 1993 sl its been sitting for 3 years what should i do befpore starting car… read more
Marty
Marty
Mercedes Technician
Associate Degree
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1988 mercedes: Let car sit..car will only run above 3,000 rpms.
1988 mercedes 300E. Let car sit over the summer. car will only run above 3,000 rpm's. I drained fuel, added lucas fuel injection cleaner to new gasoline, made no difference. I can't get car to idle. E… read more
rpmdiag
rpmdiag
High school
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R350: RPM...dealer has repositioned bound up exhaust..catches
I have a R350 and am experiencing vibrations at 1900 RPM. The dealer has repositioned bound up exhaust and retightened, but vibration still persist. Talked to mercedes but it was called normal for car… read more
MB Paul
MB Paul
Mercedes Technician
Vocational, Technical or Trade Scho
3,567 satisfied customers
Mercedes Vito Van 110 cdi Year 2002, was slow to start then
Mercedes Vito Van 110 cdi Year 2002, was slow to start then just stopped thought at first it was a Fuel Filter Problem, have had this checked no problem. Just nothing we now think it is an electrical … read more
promerc
promerc
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Vocational, Technical or Trade Scho
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SL..distributor..an hour catalytic converter gets red overheating
I have a 500 SL and after I installed a new fuel distributor and a new fuel pressure regulator the car takes a while until starts and after an hour catalytic converter gets red overheating ! Otherwise… read more
SaabTech
SaabTech
Associate Degree
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SL..rich..gallon with a lot of black smoke..fuel injection
I have a 1975 450 SL and it is running so rich that it is getting about 7 miles per gallon with a lot of black smoke. We found the pressure regulator line for the fuel injection had been eaten by some… read more
MBGuru
MBGuru
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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

3,133 satisfied customers

Mercedes-Benz Master Certified technician

Matt

Matt

Engineer

829 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

339 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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