RIGHT FRONT XENON HEADLAMP BALLAST FAILED CAUSING HEADLAMP TO NOT ILLUMINATE, AFTER THIS PART WAS REPLACED SHORTLY AFTER THE XENON IGNITER FAILED THUS CAUSING HEADLAMP TO NOT ILLUMINATE AGAIN. A COUPLE OF MONTHS LATER NOW THE LEFT HEADLAMP HAS FAILED. THE BALLAST HAS NOW FAILED ON THIS LIGHT AS WELL. THE HEADLAMPS ARE SO UNRELIABLE IT IS UNSAFE TO DRIVE AT NIGHT. *TR
2005 mercedes-benz CLK-Class electrical problems
severe 7 complaints filed with NHTSA · avg repair $850
Complaints
7
Recalls
0
Crashes
0
Avg fix
$850
What owners are reporting 3 most recent
Odometer Fraud. The contact purchased a 2005 Mercedes-Benz CLK500. The contact discovered a mileage discrepancy after the vehicle was purchased. The vehicle was a private sale. At the time of purchase, the vehicle mileage was 127,000. It was later discovered that the mileage on the Title was 147,000.
TL*THE CONTACT OWNS A 2005 MERCEDES CLK320. THE CONTACT STATED THAT THE VEHICLE WOULD NOT START. ONCE THE VEHICLE WAS JUMP STARTED ALL OF THE SERVICE LIGHTS AND SENSORS ON THE INSTRUMENT PANEL WOULD TURN ON AND OFF. THE AUTOMATIC SEAT BELTS WOULD ALSO ENGAGE AND DISENGAGE ON THEIR OWN. THE VEHICLE WAS SHUT OFF BUT THE FAILURES CONTINUED TO OCCUR. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHE…
Common questions
How serious is the electrical problem on the 2005 mercedes-benz CLK-Class?
It's a meaningful issue. 7 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.
At what mileage does the electrical typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to electrical?
No active recalls currently cover electrical issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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