2002 Mercedes-Benz C240 Q&A
2002 Mercedes-Benz C240 Question: Question #2 - How do you reest or clear codes for this car?
Your car has a OBDII connector, you will need to have someone with a scan tool to reset the codes for you. Most auto parts stores will do this free for you, if you don't have one. Advance, O'Reilly, AutoZone, all offer this service free for you. - torque wrench