Refrigerant Pressure Sensor
WARNING: This page is about a different car, the 2001 Mercedes-Benz SL500 and 2000 Mercedes-Benz SL500. However, it is still accessible from the selected car via links, so may be relevant.
Turn ignition off. Using approved A/C system servicing equipment, evacuate A/C system refrigerant. Disconnect refrigerant pressure sensor electrical connector. Remove refrigerant pressure sensor. See Figure. To install, reverse removal procedure.