How do you reset the check engine light on a 1994 Mercedes Benz sl500?

To reset the check engine light on a 1994 Mercedes-Benz SL500, you can disconnect the negative battery terminal for about 15 minutes. This will clear the vehicle's computer memory and turn off the light. Alternatively, you may use an OBD-I scanner to read and clear any trouble codes, which can also reset the light. Ensure that any underlying issues are addressed before resetting to avoid future alerts.