C 320 4MATIC Sedan (203.084) V6-3.2L (112.953) (2003)
1
Clean sealing surface (arrow) on end cover and sealing surface on rear axle differential housing.
All sealing surfaces must be free of oil and grease.
2
Poly sealing compound around circumference of sealing surface (arrow).
The sealing compound must be applied only to the specified sealing surfaces (arrow) with a bead of 2.0 mm (± 0.5 mm). The sealing compound
must be applied within 10 min. The silicone bead should not be spread. Only the approved sealant may be used.
Component Identification
Use flange bolts.
3
Position the end cover (54) and secure with flange bolts.
The end cover (54) must not slip.
4
Tighten the flange bolts with torque wrench to stage 1.
5
Mark bolt flanges relative to rear axle differential housing (d).
6
Place mark (e) on rear axle differential offset by 45 degrees.
7
Tighten flange bolts with 45 degrees tightening angle as per stage 2.
The markings (d, e) should coincide The tightening angle can also be checked using a commercially available angle tester.