One problem related to catalytic convertor has been reported for the 2002 Mercedes Benz S500. The most recently reported issues are listed below.
Right side catalyst broke apart and fail. It caused the car to run really horrible and stall out many times. Manufacturer doesn't want to be responsible for the repair, even if the vehicle only has 65000 miles. It won't pass the California emission testing.
| Loud Engine Noise problems | |
| Check Engine Light On problems | |
| Catalytic Convertor problems | |
| Car Stall problems |