2003 Mercedes-Benz C240 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2003 Mercedes-Benz C240

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2003 Mercedes-Benz C240 Problems

Brake Light Switch Failure May Cause ESP/BAS Warning Lights

The ESP and BAS warning lights may illuminate due to a failed brake light switch. Replacement of the failed switch should correct this concern.

The Differential May Develop Leaks From the Seals or Cover

Leaks may develop from the differential cover and/or seals on high mileage or older vehicles. Our technicians recommend a complete reseal of the differential unit if these leaks are addressed.

Dead Battery Due to Failed Seat Control Module

A dead battery can be caused by a faulty seat control module that does not properly shut down.  Spilling liquids on the front seats can cause these modules to fail.

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2003 Mercedes-Benz C240 Questions

How can I get my fuel pump licking problem solved? (1 answer)

This is the first time it has happened. My car can't start anymore.

Exhaust spews white smoke I changed spark plugs and all coils. Did proper oil change. Car runs smooth but ever so often spews the white smoke. (1 answer)

fuse malfunction. ,ac not working etc.cd not working all light not working (1 answer)

please help due to blockage in my drain pipe the fuse in baonnet got wet making making the fuse to malfaction . i got advice to wait for it to dry and it will normalize will this work or what will you advice.

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2003 Mercedes-Benz C240 Reviews

I agree, what a piece of crap. Oil changes in Canada cost $350. Tied up for 4 Hrs. The dealers screw you every chance they get, take the fun out of owning the car. Over priced parts, they recommend oil change every 5000 km, claiming cold and heat????? Had car in for service, came back with close to $3,000 in recommended service. Went to a mechanic, and trimmed it to $1000 including parts....
I own a 2003 C240 Mercedes. I have owned it for about 3 years. I have owned a Corvette, Lexus, BMW M3, Escalade, and my Mercedes. From my personal experience Mercedes is the biggest piece of ???? car ever made. It sucks. They have tons of electrical issues and is a nightmare dealing with all the faulty sensors and errors. I will never ever own another Mercedes and I think its funny how so ma...
I am having problem with my heating It give smell that makes me sick I have to open the window to get fresh air. When I start the heating regulating on #3 it makes whisling sound. It is 2003 C240 Could you help. Rita from DC

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