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I have a 2009 Mercedes ML350 4matic and I'm getting these
Hi I have a 2009 Mercedes ML350 4matic and I'm getting these codes on the OBD reader. The car has also been using so much gas I have to fill up every 3 days just from town driving.… read more
eric remington
eric remington
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2014 ML350 I am trying to install the trailer light wiring.
2014 ML350 I am trying to install the trailer light wiring. I have the wire harness but can not find where it plugs into the vehicle system and where it goes through the floor to the trailer hitch. … read more
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I have a 2012 Mercedes ML350, It didn't have a tow hitch
I have a 2012 Mercedes ML350, It didn't have a tow hitch from the factory, I purchased an OE tow hitch with the OE towing hitch wiring harness, I have installed the tow bar and have run the harness in… read more
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I have no power to any 12V charger source in my 09 C300.
I have no power to any 12V charger source in my 09 C300. Already replaced fuse 71 in the trunk. Any other ideas?… read more
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I tried to hook up my wife's scooter lift directly to rear
I tried to hook up my wife's scooter lift directly to rear fuse box in my 2009 ML350 When I tried to turn the nut on the positive post I hit metal and a spark come out. No nothing in that fuse panel w… read more
Pete
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I have a huge problem with my 2005 ML350. I let a friend of
Hello, I have a huge problem with my 2005 ML350. I let a friend of mine work on my car because they said they could fix my A/C. Now my car won't start. He was messing with fuses and relays. I have had… read more
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Where is the fuse and number back up lights or trailer on a
where is the fuse and number for the back up lights or trailer on a 2013 GL 550? When I back up my boat, it does not seem to engage the backup feature on my surge break. Thanks, Terry… read more
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I have a 2006 ML350 with a rear turn signal problem -
I have a 2006 ML350 with a rear turn signal problem - doesn't work. Changed the bulb and swapped the socket with the right side still no help. Couldn't find a flasher unit and recently found that ther… read more
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My wife has a 2010 ML350 suv w/ factory installed towing package.
My wife has a 2010 ML350 suv w/ factory installed towing package. Recently, we tried to rent a u-haul trailer to bring some furniture from Traverse City, MI to Cincinnati. The trailer was a new traile… read more
Michael Warfield
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2005 ML350: trailer..wiring harness..the connector..turn signal
I have a 2005 ML350 with factory installed trailer hitch and wiring harness. I can not figure out how the connector is wired. I have found the ground wire and the tail lights but can't figure out the … read more
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2002 mercedes Benz c240: I connect indicator,brake,tail lamps..wiring
Where do I connect indicator,brake,tail lamps to my trialler wiring socket on a 2002 Mecedes Benz c240 w203?… read more
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ML350: with 70,000 km..left front parking light..brake light..bulbs
i have a ML350, 2006, with 70,000 km. The left front parking light does not work, and left brake light does not work all the time. The bulbs are fine. What is happening with this car?… read more
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1999 ML320: Mercedes..a trailer the tail lights..turn signals
I have a Mercedes 1999 ML320, which I bought new from a dealer back in 99. It came with a trailer hitch that I never used until recently. When I hooked up a trailer the tail lights on the trailer work… read more
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boat trailer light lighting..stopped operating..circuits..socket
The boat trailer light lighting (all) have just stopped operating. Checked the trailer circuits and all are OK. Checked the vehicle and no power at any femeale connection on 7 pim flat socket. Checked… read more
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2006 R500: trailer hitch installed..trailer lights..wiring..connector
I have a trailer hitch installed on my 2006 R500. How do I have trailer lights attached. Hitch came with wiring and connector. Installer told me that I had to have MB install connection. Doesn't make … read more
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Ml320 cdi: trailer..hitch..stop lights..I get a brake light signal
Hello, I have an ML320Cdi with an original trailer hitch: Unfortunately, I can not find the brake light signal... It seems that the Electric Brake signal does NOT work for my brake lights... Since my … read more
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M350: fitted..it works on another car but the lights wont work
M350 - Tow Bar fitted by mercedes, trailor came off the other day. I have rewired and it works on another car but the lights won't work on the merc. I can't find where the fuse is wired into on the me… read more
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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

29,460 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

3,132 satisfied customers

Mercedes-Benz Master Certified technician

Matt

Matt

Engineer

643 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.

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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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