Perform basic programming - AR00.19-P-0200V

MODEL 171.4

	Adjust
1.1	Set time on instrument cluster	For vehicles without code (525) MB Audio 50 APS radio or without code (527a) COMAND APS (with navigation). See Operating Instructions
2	Normalizing power windows	With a closed Vario roof move both windows up to the upper block position. Keep the switches of the driver power window switch group (S20/1) pressed in this position for at least 1 s.
3.1	Normalizing seats	On vehicles with code (242b) Electrically adjustable front passenger seat with memory or with code (275a) Memory package (driver seat, steering column, mirrors) To normalize the seats the following stops have to be approached: front stop of the fore/aft adjustment, lower downstop of the inclination adjustment, lower downstop of the height adjustment, front stop of the backrest adjustment. Keep the switches of the left seat adjustment switch group (S22) and the right seat adjustment switch group (S23) pressed for at least 1 s in the particular downstop points.