2008 Mercedes R-Class Owner's Manual - Page 135

Controls in detail Seats Fore and aft adjustment (outboard second-row seats) The handles for adjusting the seats are located on the front of each seat base. Seat backrest tilt (outboard second-row seats) The handles for adjusting the seats are located on the rear of each seat base. After adjusting rear seats, make sure the seats are properly locked the seat backrests are in an upright position and are properly locked An outboard second-row seat is properly locked only when lock status indicator 1 is in hinged position and red marking 2 is barely visible ( page 131). If a seat and seat backrest are not properly locked, the seat could move forward and the seat backrest could fold. You could slide under the seat belt during braking, vehicle maneuvers, or in an accident. If you slide under it, the belt would apply force at the abdomen or neck. That could cause serious or even fatal injuries. 1 Adjustment handle Pull up handle 1 in direction of arrow and hold it there. Move seat to the desired position. Release handle 1. The seat must audibly engage. 1 Adjustment handle While seated, pull handle 1 in direction of arrow to resistance point and hold it there. 134