Remove/install rain sensor - AR82.30-P-7700GM

MODEL 463.202 /222 /236 /237 /243 /244 /245 /246 /247 /248 /249 /250 /254 /270 /271 /303 /306 /309 /322 /323 /332 /333 /336 /340 /341 /346 

Fig 1: Identifying Rain Sensor Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove inside rearview mirror		AR68.40-P-0001GM
2	Remove cover (1)
3	Release retaining clamps (2) on rain sensor (B38) to left and right
4	Remove rain sensor (B38)	The lens (3) of the rain sensor (B38) is bonded to the windshield and must not be removed, otherwise the lens (3) will be damaged.
5	Separate electrical connector at rain sensor (B38)
6	Install in the reverse order
7	Perform function check	Set the combination switch to stage "1", and apply water to the windshield.