Remove/install Vario roof "closed" limit switch - AR77.39-P-3698V

MODEL 171.4 

Fig 1: Identifying Vario Roof Closed Limit Switch Components

Courtesy of MERCEDES-BENZ USA

	Remove/Install
1	Remove left mount (1) on crossmember above windshield for catch		AR77.33-P-3450V
2	Expose electrical line (2) for Vario roof "closed" limit switch (left pin) (S69) on roof frame
3	Disconnect electrical connector (3) from overhead control panel control unit (N70) and remove Vario roof "closed" limit switch (left pin) (S69)
4	Install in the reverse order