Remove/install multifunction sensor - AR83.40-P-6730TX

MODEL 219.3 with CODE (581) Convenience automatic air conditioning 

Fig 1: Identifying Multifunction Sensor Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/Install
1	Open engine hood and raise to vertical position		AR88.40-P-1000TX
2	Unclip C-AAC multifunction sensor (B31) from water collector	The sensor surfaces (2) must point toward the water collector. Ensure that the electrical line is correctly routed.
3	Unplug the electrical connector (1) from the C- AAC multifunction sensor (B31) and remove the C-AAC multifunction sensor (B31)
4	Install in the reverse order