2005 Mercedes E-Class Owner's Manual - Page 430

Practical hints Flat tire Mounting the spare wheel Warning! Warning! G Warning! G G Vehicles with collapsible tire: Inflate collapsible tire only after the wheel is properly mounted. Inflate the collapsible tire using the electric pump ( page 429) before lowering the vehicle. Always replace wheel bolts that are damaged or rusted. Never apply oil or grease to wheel bolts. Damaged wheel hub threads should be repaired immediately. Do not continue to drive under these circumstances! Contact an authorized Mercedes-Benz Center or call Roadside Assistance. Incorrect wheel bolts or improperly tightened wheel bolts can cause the wheel to come off. This could cause an accident. Be sure to use the correct wheel bolts. Use only genuine equipment Mercedes-Benz wheel bolts. They are identified by the Mercedes star. Other wheel bolts may come loose. Do not tighten the wheel bolts when the vehicle is raised. Otherwise the vehicle could tip over. Clean contact surfaces of wheel and wheel hub. Guide the spare wheel onto the alignment bolt and push it on. Insert wheel bolts and tighten them slightly. ! To avoid paint damage, place wheel flat against hub and hold it there while installing first wheel bolt. Unscrew the alignment bolt, install last wheel bolt and tighten slightly. 428