Remove/install retaining lock for crankshaft/ring gear - AR03.30-P-5000LFB

ENGINE 157, 276, 278 in MODEL 217 

ENGINE 157, 276, 278 in MODEL 222 

Shown on engine 278 without code M005 (4MATIC) 

Fig 1: Crankshaft/Ring Gear Retaining Lock Remove/Install Components - Shown On Engine 278 Without Code M005

Courtesy of MERCEDES-BENZ USA

	Remove
1	Remove center and rear engine compartment paneling		AR61.20-P-1105LF
2.1	Unscrew nuts (1) and pull screw/bolts out of transmission bell housing (1)	Engine 157 in model 217, 222 with transmission 722.9 except code M005 (4MATIC) Engine 276 in model 222 with transmission 722.9 except code M005 (4MATIC) Engine 276 in model 222 with transmission 725.0 except code M005 (4MATIC) Engine 278 in model 217, 222 with transmission 722.9 except code M005 (4MATIC) Engine 278 in model 217, 222 with transmission 725.0 except code M005 (4MATIC) Transmission 722.9 in model 217, 222 with engine 157 except code M005 (4MATIC) Transmission 722.9 in model 217, 222 with engine 278 except code M005 (4MATIC) Transmission 722.9 in model 222 with engine 276 except code M005 (4MATIC) Bolt, automatic transmission to engine	*BA27.40-P-1008-01A
		Transmission 725.0 in model 217, 222 with engine 278 except code M005 (4MATIC) Transmission 725.0 in model 222 with engine 276 except code M005 (4MATIC) Screw/bolt, transmission to engine	*BA27.10-P-1001-04H
2.2	Remove starter	Engine 157, 276, 278 in model 217 with code M005 (4MATIC) Engine 157, 276, 278 in model 222 with code M005 (4MATIC) Engine 157, 278 in model 217, 222 with code M005 (4MATIC)	AR15.30-P-7100LF
		Engine 276.8 in model 217, 222 with code M005 (4MATIC)	AR15.30-P-7100LFA
		Transmission 725.0 in model 222 with engine 276 with code M005 (4MATIC) Transmission 725.0 in model 222 with engine 278 with code M005 (4MATIC) Screw/bolt, transmission to engine	*BA27.10-P-1001-04H
		Transmission 722.9 in model 217, 222 with engine 157 with code M005 (4MATIC) Transmission 722.9 in model 217, 222 with engine 276 with code M005 (4MATIC) Transmission 722.9 in model 217, 222 with engine 278 with code M005 (4MATIC) Bolt, automatic transmission to engine	*BA27.40-P-1008-01A
3	Remove cover (2) on crankcase	Engine 157, 276, 278 in model 222 except code M005 (4MATIC) Engine 157, 278 in model 217 except code M005 (4MATIC)
4	Turn engine by hand; check toothing of the ring gear of the clutch plate for wear and damage	Socket wrench bit In case of wear and damage to ring gear. ↓ Replace drive plate.	Figure
		Engine 276.9 in model 222	AR03.30-P-8001LFH
		Engine 157, 278 in model 217 Engine 157, 278 in model 222	AR03.30-P-8001LFB
		Engine 276.8 in model 217, 222	AR03.30-P-8001LFA
5	Insert retaining lock (01) into the respective access opening	If required, rotate engine further at center bolt for crankshaft in direction of engine rotation until the retaining lock (01) snaps into place. Retaining lock	Fig 3
6	Remove in reverse order

Fig 2: Identifying Socket Wrench Bit (001 589 65 09 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Retaining Lock (112 589 03 40 00)

Courtesy of MERCEDES-BENZ USA