31 00... Instructions (Damage To Suspension)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2008 BMW 750i, 2008 BMW 750Li, 2007 BMW 750i, 2007 BMW 750Li, and 2006 BMW 750i. However, it is still accessible from the selected car via links, so may be relevant.

Substandard roadholding, atypical noises, tires worn on one side, camber and toe-in values which deviate from nominal value and mis-shaped components are all indicators of damage to the suspension caused by road traffic accidents or similar impacts.

To repair vehicle correctly, depending on condition of vehicle, perform the following troubleshooting procedure:

You must also follow the rules and guidelines for accident-related repairs to the steering gear . See 32 00... INFORMATION ON REPLACING STEERING GEAR AFTER ACCIDENT DAMAGE .

Troubleshooting

TROUBLESHOOTING CHART

Vehicle condition	Possible cause	Remedy
1 Camber inside/toe-in outside the nominal value, adjustment of track alignment possible	a) Screw connection not OK	a) Check screw connections: Tie rod end to swivel bearing. See 32 21 151 REPLACING LEFT OR RIGHT TIE ROD . Tie rod to power steering gear. See 32 21 231 REPLACING LEFT OR RIGHT TIE ROD . Power steering gear to front axle carrier. See 32 13 060 REMOVING AND INSTALLING/REPLACING POWER STEERING GEAR .
	b) Tie rod or journal of tie rod end is deformed	b) Replace tie rod, tension strut and swivel bearing . See 31 12 080 REMOVING AND INSTALLING/REPLACING BOTH TENSION STRUTS , 31 21 090 REPLACING (REMOVING AND INSTALLING) LEFT OR RIGHT SWIVEL BEARING and 32 21 231 REPLACING LEFT OR RIGHT TIE ROD . IMPORTANT: If the journal of the tie rod end is deformed, the power steering gear must also be replaced. See 32 13 060 REMOVING AND INSTALLING/REPLACING POWER STEERING GEAR .
	c) One or both tension struts is/are deformed	c) Replace tension strut and swivel bearing . See 31 12 080 REMOVING AND INSTALLING/REPLACING BOTH TENSION STRUTS and 31 21 090 REPLACING (REMOVING AND INSTALLING) LEFT OR RIGHT SWIVEL BEARING .
	d) Control arm deformed	d) Replace control arm, tension strut and swivel bearing . See 31 12 000 REMOVING AND INSTALLING/REPLACING LEFT OR RIGHT CONTROL ARM , 31 12 080 REMOVING AND INSTALLING/REPLACING BOTH TENSION STRUTS and 31 21 090 REPLACING (REMOVING AND INSTALLING) LEFT OR RIGHT SWIVEL BEARING .
2 Camber inside/toe-in outside the nominal value, adjustment of track alignment possible	Powerful forces acting on steering/front axle components	Replace tie rods . See 32 21 231 REPLACING LEFT OR RIGHT TIE ROD . Replace swivel bearing . See 31 21 090 REPLACING (REMOVING AND INSTALLING) LEFT OR RIGHT SWIVEL BEARING . Replace power steering gear . See 32 13 060 REMOVING AND INSTALLING/REPLACING POWER STEERING GEAR . Replace tension strut . See 31 12 080 REMOVING AND INSTALLING/REPLACING BOTH TENSION STRUTS . Replace control arms . See.31 12 000 REMOVING AND INSTALLING/REPLACING LEFT OR RIGHT CONTROL ARM .
3 Camber/toe-in outside the nominal value, adjustment of track alignment not possible	Powerful forces acting on front axle with distortion of:
	a) Screw connections	a) Check screw connections, replace the relevant part if necessary
	b) Front axle support	b) Replace front axle carrier . See 31 11 001 REPLACING FRONT AXLE CARRIER .
	c) See Pt. 1b) to d)	c) See Pt. 1b) to d)
	d) Spring strut/piston rod	d) Replace spring strut . See 31 31 031 REPLACING FRONT LEFT OR RIGHT SPRING STRUT (SPORT SUSPENSION) , 31 31 031 REPLACING FRONT LEFT OR RIGHT SPRING STRUT (STANDARD SUSPENSION) or 31 31 031 REPLACING FRONT LEFT OR RIGHT SPRING STRUT (STANDARD SUSPENSION, BUILD DATE FROM 03/2005) .