2. Set control lever 5 to position "N".
3. Loosen the tightening of lock nut 3 and adjust the length of the gear selection rod so that the gap between selector lever 1 and the stop "N" of its linkage becomes approximately 1 mm.
4. Connect the gear selector rod to the selector lever and tighten the lock nut.
(Publication taken from an online resource: Mercedesman.ru)