2009 Mercedes CLS-Class Owner's Manual - Page 322

Practical hints Flat tire X X Press 0 on electric air pump switch 2. Turn the SmartKey in the starter switch to position 0. Vehicles with KEYLESS-GO: Press the KEYLESS-GO start/stop button on the gear selector lever twice. Do not depress the brake pedal. Version 1 only: If the tire inflation pressure is above the recommended tire inflation pressure as specified for your vehicle (Y page 340), decrease tire pressure using the vent screw on air hose 4. Version 2 only: If the tire inflation pressure is above the recommended tire inflation pressure as specified for your vehicle (Y page 340), decrease tire pressure using deflate button 6. or X Do not underinflate tires. Underinflated tires wear unevenly, adversely affect handling and fuel economy, and are more likely to fail from being overheated. X X X X Lower the vehicle by turning crank counterclockwise until the vehicle is resting fully on its own weight. Remove the jack. X Detach the electric air pump. Reinstall collapsible tire valve cap. Version 1 only: Store electrical plug 3 and air hose 4 behind flap 1 and place the electric air pump back in its designated storage space. Version 2 only: Store electrical plug 3 and the air hose back into the pump housing bottom. Place the electric air pump back in its designated storage space. Lower the vehicle. 1 - 5 Wheel bolts X X X X X X G Warning! Follow recommend inflation pressures. Do not overinflate tires. Overinflating tires can result in sudden deflation (blowout) because they are more likely to become punctured or damaged by road debris, potholes, etc. Lowering the vehicle G Warning! Vehicles with spare wheel with collapsible tire only: Inflate collapsible tire only after the wheel is properly attached. Inflate the collapsible tire using the electric air pump before lowering the vehicle. Tighten the five wheel bolts evenly, following the diagonal sequence illustrated (1 to 5), until all bolts are tight. Observe a tightening torque of 96 lb-ft (130 Nm). G Warning! Have the tightening torque checked after changing a wheel. The wheels could come loose if they are not tightened to a torque of 96 lb-ft (130 Nm). 320