Your two biggest concerns are hydraulic system issues mainly leaks and weather intrusion fancy name for a leaking roof.
Mercedes clk 200 convertible roof problems.
How to open clk 320 soft top convertible.
The windows drop and the rear window moves up then the cover starts to raise near the boot.
2001 clk 430 with roof problems after extensive diagnosis which the previous shops couldn t figure out and screwed it up even worse it was the module el.
The soft top roof is operated by 7 hydraulic actuators 1 for the rollbar powered by a hydraulic pump.
Clk convertible roof issues.
In summer 2005 the car adopted what mercedes dubbed direct control technology.
Owning a convertible mercedes benz is fun and exciting until the convertible top stops working.
Somewhat curiously mercedes has never offered a diesel engine in the clk cabriolet although they did in europe a strange decision given the diesel s success in the clk coupe and the quality of engines in the marque s portfolio.
But i have an 09 clk500 convertible where the roof wont raise fully.
While corrosion was quite a big problem with the w208 clk class mercedes benz finally got it right with the w209 clk class.
The soft top roof on the clk is reliable but it is still relatively complex.
From mid 2003 the w209 had a galvanized body and much better corrosion protection than earlier mercedes benz cars.