Remove/Install Solenoid Camshaft - AR05.20-P-7295MNA

Engine 176 in model 463 

up to model year 2019 

Engine 177 in model 205 

Engine 178 in model 190 (except 190.381) 

Shown on ENGINE 177 

Fig 1: Solenoid Camshaft Component Locations - Model 205 W/ Engine 177

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove left charge air cooler.	When removing adjustment solenoid (2) of camshaft.
		Engine 177.### ## up to 081179 in model 205	AR09.41-P-6827MNA
		Engine 177.### ## as of 081179 in model 205	AR09.41-P-6827MNH
		Engine 176 in model 463 up to model year 2019	AR09.41-P-6827MNF
2	Remove left air filter housing.	When removing adjustment solenoid (2) of camshaft. Remove/install air filter housing Engine 178 in model 190 (except 190.381)	AR09.10-P-1150MNB
3	Remove refrigerant line from left front cover.	Engine 178 in model 190 (except 190.381) When removing adjustment solenoid (2) of camshaft.
4.1	Remove right charge air cooler.	When removing adjustment solenoid (1) of camshaft.
		Engine 176 in model 463 up to model year 2019	AR09.41-P-6828MNF
		Engine 177.### ## up to 081179 in model 205	AR09.41-P-6828MNA
		Engine 177.### ## as of 081179 in model 205	AR09.41-P-6828MNH
4.2	Unclip ME-SFI control unit and place to one side with connected lines.	When removing adjustment solenoid (1) of camshaft. Engine 178 in model 190 (except 190.381)	AR07.08-P-1000MNB
5	Remove coolant line from right cylinder head cover.	Engine 178 in model 190 (except 190.381) When removing adjustment solenoid (1) of camshaft.
6	Remove left and right boost pressure sensors downstream of throttle valve.	Engine 177 in model 205 When removing the solenoids (1, 2) of the camshaft.	AR09.41-P-0004MNA
7	Remove left boost pressure sensor downstream of throttle valve.	Engine 176 in model 463 up to model year 2019 When removing adjustment solenoid (2) of camshaft.	AR09.41-P-0004MNA
8	Unclip bleed line on right charge-air distributor	Engine 177 in model 205
9	Remove left oil separator.	When removing adjustment solenoid (4) of camshaft.
		Engine 178 in model 190 (except 190.381)	AR01.20-P-9750MNB
		Engine 176 in model 463 up to model year 2019 Engine 177 in model 205	AR01.20-P-9750MNA
10	Remove right oil separator.	When removing the solenoids (3) of the camshaft.
		Engine 178 in model 190 (except 190.381)	AR01.20-P-9750MNB
		Engine 176 in model 463 up to model year 2019 Engine 177 in model 205	AR01.20-P-9750MNA
11	Disconnect electrical connector of adjustment solenoid (4).	Engine 176 in model 463 up to model year 2019 Engine 178 in model 190 (except 190.381) When removing adjustment solenoid (4).
12	Disconnect electrical connector of adjustment solenoid (1).	Engine 178 in model 190 (except 190.381) When removing adjustment solenoid (1).
13	Disconnect electrical connector of adjustment solenoid (3).	Engine 178 in model 190 (except 190.381) When removing adjustment solenoid (3).
14	Disconnect electrical connector of adjustment solenoid (2).	Engine 176 in model 463 up to model year 2019 For removal of solenoid (2).
15	Remove screws (5).	Replace screw/bolts (5). Screw/bolt, camshaft solenoid to front cover on the cylinder head	*BA05.20-P-1002-02C
16	Remove solenoids (1, 2, 3, 4) toward front.	Install new sealing rings.
17	Install in the reverse order.
18	Read out fault memory using diagnostic system and delete if necessary.
		Engine 176 in model 463 up to model year 2019	AD00.00-P-2000-04A
		Engine 177 in model 205 Engine 178 in model 190 (except 190.381)	AD00.00-P-2000-04B
19	Check engine oil level and correct if necessary.
		Engine 176 in model 463.234/239/255 up to model year 2019	AP18.00-P-0101GGE
		Engine 177 in model 205	AP18.00-P-0101D
	Risk of accident  from vehicle starting off by itself when engine running. Risk of injury  (bruises and burns) resulting from working on the engine while it is being started or when it is running.	Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.	AS00.00-Z-0005-01A
20	Perform engine test run. While doing so, check engine for proper operation and leak tightness