Locking of gear selector switch position "P" function - GF27.10-P-3027GZ

TRANSMISSION 722.9 in MODEL 164.1 /8, 216, 221, 251.0 /1 up to Model Year 8 

Locking of the gear selection position "P" is a subfunction of the function Key-P. The selector lever is locked electronically. The gear selector switch position "P" cannot be exited, if no enable is granted by the drive authorization system stage 3 (DAS 3), the brake is not operated or the intelligent servo module for DIRECT SELECT (A80) is not supplied with voltage.