Remove/install flywheel / drive plate

AR03.30-P-8001OLI

Remove/install flywheel / drive plate

10.12.2019

Engine

654 in model 205, 253

Engine

656 in model 253

1

Flywheel / drive plate

3

Perforated disk

B70

Crankshaft Hall sensor

2

Bolts

 Caution

Risk of injury caused by scraping or cutting body parts on sharp vehicle parts

Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.

AS00.00-Z-0017-01A

Topical note

Notes on self-locking nuts and bolts

AH00.00-N-0001-01A



Remove

1

Remove transmission.

Engine 654 in model 205, 253 with transmission 716.7

AR26.10-P-0020LWB

Engine 654 in model 205, 253 with transmission 725.0

AR27.10-P-0500OLI

Engine 656 in model 253 with transmission 725.0
with code M005 (Vehicles with 4MATIC/all-wheel drive)

AR27.10-P-0500OIF

2

Remove crankshaft Hall sensor (B70).

AR15.12-P-2136OLI

3

Counterhold crankshaft at belt pulley/at vibration damper using a counterholder and release bolts (2) as per figure in alphabetic sequence (a to h).


Do not use an impact wrench or similar pneumatic tools to release bolts (2).
Non-observance leads to damage to the thread in the crankshaft flange.

 Aid of helper required.

 Counterholder

*654589004000

4

Remove screws (2) and remove flywheel/drive plate (1) with perforated disk (3).

5

Check rear radial shaft sealing ring for leak tightness and damage.

If there are problems,



Replace rear radial shaft sealing ring.

AR03.20-P-3003OLI



Install

6

Position flywheel/drive plate (1) with perforated disk(3) on crankshaft.

 Replace perforated disk (3).

 Cylinder pin specifies the installation position for flywheel/drive plate (1) and perforated disk (3).

7

Lightly tighten screws (2) by hand and tighten as per figure in alphabetic sequence (a to h).

Topical note

Notes on threaded connections fastened using a tightening angle-based tightening process

AH00.00-P-0020-01A


Do not use an impact wrench or similar pneumatic tools to screw in bolts (2).
Non-observance leads to damage to the thread in the crankshaft flange.

 Use new bolts.

 Counterhold crankshaft at belt pulley/at vibration damper using a counterholder.
Aid of helper required.

 Bolt, flywheel/two-mass flywheel/drive plate to crankshaft

*BA03.30-P-1002-01X

 Counterholder

*654589004000

8

Install crankshaft Hall sensor(B70).

AR15.12-P-2136OLI

9

Install transmission.

Engine 654 in model 205, 253 with transmission 716.7

AR26.10-P-0020LWB

Engine 654 in model 205, 253 with transmission 725.0

AR27.10-P-0500OLI

Engine 656 in model 253 with transmission 725.0
with code M005 (Vehicles with 4MATIC/all-wheel drive)

AR27.10-P-0500OIF

 Flywheel, drive plate, vibration damper, starter ring gear

Number

Designation

Engine 654

Engine 656

BA03.30-P-1002-01X

Bolt, flywheel/two-mass flywheel/drive plate to crankshaft

Stage 1

Nm

45

45

Stage 2

°

90

90