2011 Mercedes GLK-Class Owner's Manual - Page 254
2011 Mercedes GLK-Class Manual
Page 254 highlights
252 X Flat tire Make sure that the key is in position 1(Y page 129) in the ignition lock. X Press on/off switch ; on the electric air pump to I. The electric air pump is switched on. The tire is inflated. X Version 2: stow connector = and the air hose in the lower section of the pump housing. X Stow the electric air pump in the designated place in the vehicle. G Warning Lowering the vehicle G Warning! Pump up the collapsible spare wheel before lowering the vehicle. You could otherwise damage the wheel rim. X The air hose and the union nut can become hot during inflation. Exercise proper caution to avoid burning yourself when using the equipment. ! Do not operate the electric air pump for longer than eight minutes at a time without a break. It may otherwise overheat. The air pump can be operated again once it has cooled down. X Inflate the tires to the prescribed tire pressure. The prescribed tire pressure is stated on the yellow sticker which is affixed to emergency spare wheel. X When the prescribed tire pressure has been attained, press on/off switch 2 on the electric air pump to 0. The electric air pump is switched off. X Turn the key to position 0 in the ignition lock. X Roadside Assistance Place the ratchet ring spanner onto the hexagon nut of the jack so that the letters AB are visible. X Turn the ratchet ring spanner until the vehicle is once again standing firmly on the ground. X Place the jack to one side. Version 1: if the tire pressure is higher than specified, open the pressure release screw on pressure gauge 4 until the correct tire pressure is set. X Version 2: if the tire pressure is higher than specified, press pressure release button 6 until the correct tire pressure is set. X Unscrew union nut A of the air hose from the valve. X Screw the valve cap onto the valve of the collapsible spare wheel again. X Version 1: stow connector = and the air hose behind flap :. X Tighten the wheel bolts evenly in a crosswise pattern in the sequence indicated (: to A). The tightening torque must be 110 lb-ft (150 Nm). G Warning! Have the tightening torque checked immediately after a wheel is changed. The wheels could come loose if they are not tightened to a torque of 110 lb-ft (150 Nm). X Turn the jack back to its initial position and store it together with the rest of the vehicle tool kit in the cargo compartment.