2011 Mercedes ML-Class Owner's Manual - Page 311

Flat tire G Warning G Warning! 309 Make sure to use the original length wheel bolts when remounting the original wheel after it has been repaired. X Comply with the manufacturer's safety instructions on the sticker on the electric air pump. Clean the wheel and wheel hub contact surfaces. Your vehicle is equipped with one of two electric air pumps: RVersion ! To prevent damage to the paintwork, hold the wheel securely against the wheel hub while screwing in the first wheel bolt. X X Slide the emergency spare wheel onto the alignment bolt and push it on. Version 1 Tighten the wheel bolts until they are finger-tight. X Unscrew the alignment bolt. X Tighten the last wheel bolt until it is fingertight. X Vehicles with collapsible spare wheel: inflate the collapsible spare wheel (Y page 309) and then lower the vehicle (Y page 310). or X Vehicles with spare wheel/"Minispare" emergency spare wheel: lower the vehicle (Y page 310). Version 2 X X Inflating the collapsible spare wheel G Warning! Pump up the collapsible spare wheel before lowering the vehicle. You could otherwise damage the wheel rim. Version 1: open flap :. Version 1: pull connector = and the air hose with pressure gauge ? out of the housing. X Version 2: pull connector = and the air hose out of the housing. Z Roadside assistance 1: electric air pump with pressure gauge on the air hose. RVersion 2: electric air pump with integrated pressure gauge. The following description applies to both versions. Differences in the way they are used will be explained in detail.