Operation CHARM: Car repair manuals for everyone.

Control Arm: Diagrams



Part III: Trapezoidal link, transverse link, tie rod





1 - Trapezoidal link
^ Different versions
^ Different versions on same vehicle is not permitted
^ Removing and installing
^ Trapezoidal link bushings must not be replaced; replace trapezoidal link if bushings are damaged

2 - Eccentric bolt
^ Perform wheel alignment if loosened
^ Never turn more than 90° in either direction (i.e. from minimum to maximum adjustment position)

3 - Eccentric washer
^ Inner hole with chamfer

4 - Self-locking nut, 95 Nm
^ Always replace
^ Suspension must be in curb weight position when tightening bolt connections

5 - Combi bolt
^ Always replace
^ Tighten to 85 Nm plus an additional 90° 1/4 turn

6 - Lower spring support
^ Turn end of spring against stop

7 - Coil spring
^ Note different suspension versions; see vehicle data sticker

8 - Upper spring support

9 - Upper spring support

10 - Combi bolt
^ Always replace
^ Tighten to 85 Nm plus an additional 90° 1/4 turn

11 - Transverse link

12 - Eccentric bolt
^ Perform wheel alignment if loosened
^ Never turn more than 90° in either direction (i.e. from minimum to maximum adjustment position)

13 - Washer

14 - Self-locking nut
^ Always replace
^ Tighten to 85 Nm plus an additional 90° 1/4 turn
^ Suspension must be in curb weight position when tightening bolt connections

15 - Tie rod
^ Different versions

16 - Tie rod
^ Different versions
^ Only with comfort/heavy duty suspension

17 - Collared nut, self-locking
^ Always replace
^ Suspension must be in curb weight position when tightening bolt connections

18 - Stone shield for trapezoidal link
^ Only with comfort/heavy duty suspension

19 - Collared bolt, 25 Nm

20 - Bracket
^ For parking brake cable