Backrest
 see Seats
Batteries
 Care
 Charging
 Checking the fluid level
 Disconnecting and connecting
Battery
 Isolating switch
Belt tensionisers
Berth
 Lower
 Upper
Bio-diesel fuel
 See FAME fuel
Black Edition
 Maintenance flap
Bleeding the fuel system
Blower switch
BlueTec® exhaust gas aftertreatment
  AdBlue service product
Bonnet
 see Maintenance flap
Brake
 Releasing the brake manually when tow-starting and towing away
Brake Assist
Brake circuit supply pressure
Brake lamp
 See Bulbs
 See Bulbs
Brake maintenance immediately
  Display message
Brake pressure
 Checking the reservoir pressure
Brakes
 Anti-lock protection function check
 Frequent-stop brake
 Hill holder
 Independent trailer brake
Brake system
 Checking for leaks
Brake temperature
 Display message
Brake wear
 Display message
Braking
 ABS
 Checking the compressed-air brake system for leaks
 Continuous brake
 Engine brake
 Parking brake
 Retarder
Braking characteristics
  Display message
Breakdown assistance
BS (Telligent® brake system)
Bulb
 See Bulbs
Bulbs
 See Changing bulbs
Buttons
 Steering wheel buttons