54 37 160 Removing Rear Module

54 37 160 - Removing rear module





Special tools required:
- 00 9 450
- 54 0 180





Necessary preliminary tasks:
- Connect charger
- Remove loading sill end cover 51 47 217 Loading Sill End Cover (Rear Light) On Left Or Right
- Remove trim from rear apron 51 46 050 Removing and Installing/Replacing Top Trim on Rear Apron





Installation:
- Microencapsulated screws (Loctite) must be replaced and may not be reused
- Screw connection must be completed within 20 minutes (start of curing)
- Microencapsulated screws must not be retightened
- Thread of nut must be cleaned beforehand in event of repeated use





Open Convertible top compartment lid.

Important!
Convertible top compartment lid may tilt forwards and must be supported with suitable apparatus.





Generously cover bumper area (loading sill) with protective covers (1).





Measure distance A between rear module kinematics.

Installation:
Adjust distance A.
Basic adjustment dimension e.g. for replacement:
A = 770.3 mm.





Unlock and disconnect plug connection (1) on right main bearing.





Release left and right screws (1).
Tightening torque 54 34 1AZ [1][2]Specifications.

Note:
Do not adjust barrel screws.

Replacement only:

Bring barrel screws into contact with special tool 54 0 180 in conjunction with special tool 00 9 450.
Tightening torque 54 34 10AZ [1][2]Specifications.





Note:
Before removing, mark position of screws (1) to ensure correct alignment during installation.
Do not release screws.





Important!
Proceed with the greatest possible caution when carrying out the following tasks.
Risk of damage!
Two persons are essential for helping to carry out the following tasks.





Important!
Rear module sinks if incorrectly supported. Risk of damage!

Position a helper on both the left and right sides of the rear module.

Grip rear module with two hands on rear module kinematic assembly and support Z-direction.

Note:
Bracket is double-jointed and bends.





Unlock and detach retainers (1) on left and right.
Drive out pin.





Release screws (1) on left and right from bearing block.
Tightening torque 54 34 13AZ [1][2]Specifications.
Remove rear module.
Set down rear module on a suitable surface.

Important!
Do not damage any surrounding parts.





Installation:
Check gap dimensions and if necessary adjust
Carry out diagnosis.