Check Engine Light on Due to Failed Catalytic Converter on Mercedes-Benz C240 4MATIC

Catalytic converter failure is common and may cause a Check Engine Light to illuminate.

RepairPal Verified
Average mileage: 46,666 (25,000–61,000)
3 model years affected: 2003, 2004, 2005
9 people reported this problem
3 people shared problem details
Catalytic converter went out at 22000 miles. Sounded like BBs rolling around under the car.
just fixed it and luckily it is still within warranty.
Related Items:
The crankshaft position sensor may fail. Symptoms of this are: The engine will crank—but...
The SRS (airbag) light can come on if liquids are spilled into the seat belt buckles, or if th...
Two weeks ago the dealership replaced the front thrust link bushings. Today because I was heari...
The ESP and BAS warning lights may illuminate due to a failed brake light switch. Replacement o...

Related Content