Attach/Remove Retaining Lock For Engine - AR03.30-P-1600-06MNA

Engine 176 in model 463

up to model year 2019

Engine 177 in model 205

MODIFICATION NOTES

03.06.2022

Special tool changed from 001 589 65 09 00 to 177 589 00 03 00.

Operation step 5.

HOUSING

Number	Designation		Transmission 722.9 in model 463
BA27.40-P-1001-01E	Bolt, automatic transmission to crankcase	Nm	39

HOUSING

Number	Designation			Transmission 722.9
BA27.40-P-1008-01A	Bolt, automatic transmission to engine	M10X40	Nm	38
		M10X45	Nm	38
		M10X90	Nm	38
		M12	Nm	-

Fig 1: Identifying Ring Wrench (177 589 00 03 00)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Retaining Lock (112 589 03 40 00)

Courtesy of MERCEDES-BENZ USA

Remove nuts (1) Engine 176 in model 463 with transmission 722.9
up to model year 2019

Engine 177 in model 205 with transmission 722.9 .
Engine 176 in model 463 up to model year 2019 Remove ground line at the lower screw/bolt (2).
Remove screws (2) from transmission bell housing.
Remove cover (3).
Turn engine at center bolt of crankshaft with the box wrench in direction of engine rotation and, in doing so, check the toothing of the ring gear of clutch plate (4) for damage.
Only turn engine at the center bolt of the crankshaft in the direction of engine rotation using the specified box wrench. Otherwise, damage to the engine or even failure of the engine may occur.

If damage is present:

↓

Install drive plate (4).
Insert retaining lock (5) into access opening.
If necessary, continue turning engine at center bolt of crankshaft with the box wrench in direction of engine rotation until retaining lock (5) engages.
Remove in the reverse order.
Shown on engine 177

Courtesy of MERCEDES-BENZ USA