Remove/Install Intake Camshaft Adjustment Solenoid - AR05.20-P-7305MSC

Engine 256.9 In Model 167

Fig 1: Intake Camshaft Adjustment Solenoid Components Location - Engine 256.9 In Model 167

Courtesy of MERCEDES-BENZ USA

	Risk of injury To skin and eyes due to handling of engine oil. Risk of poisoning caused by swallowing engine oil	Wear protective gloves, protective clothing and safety glasses. Do not fill engine oil into beverage containers.	AS18.00-Z-0001-01A
Topical note	Notes on threaded connections with aluminum screws/bolts		AH00.00-P-0006-01RM
Topical note	Notes on avoiding damage through contamination and foreign objects		AH00.00-P-5000-01A
Topical note	Notes on threaded connections fastened using a tightening angle-based tightening process		AH00.00-P-0020-01A
	Remove/install
1	Remove upper service flap.		AR01.10-P-2405-02MSC
		: Only install upper service flap after leak test.
		M6X1	*BA00.10-P-1002-04A
		Nut to wiper arm on front windshield wiper system	*BA82.30-P-1001-01R
2	Remove engine air intake duct downstream of air filter.	: Only install upper engine cover after the leak test.	AR09.10-P-8130MSC
3	Release electrical connector (1) and disconnect.
4	Unscrew the screws (3) and remove solenoid of intake camshaft (Y49/1).	: Replace screws/bolts (3).
		Bolt, camshaft solenoid to timing case cover	*BA15.10-P-1003-03I
5	Install in the reverse order.
	Check
6	Read out and delete fault memory.
			AD00.00-P-2000-06ME
	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
7	Carry out engine test run and check engine for proper leaktightness and leaktightness.
8	Install upper engine cover.		AR01.10-P-2405MSC
9	Install upper service flap.		AR01.10-P-2405-02MSC
		M6X1	*BA00.10-P-1002-04A
		Nut to wiper arm on front windshield wiper system	*BA82.30-P-1001-01R

METRIC SCREWS/BOLTS AND NUTS AS PER MBN 10 105, 10 143

Number	Designation		8.8	10.9
BA00.10-P-1002-04A	M6X1	Nm	9	13

POSITION SENSOR

Number	Designation			Engine 256.9
BA15.10-P-1003-03I	Bolt, camshaft solenoid to timing case cover	Stage 1	Nm	4
BA15.10-P-1003-03I	Bolt, camshaft solenoid to timing case cover	Stage 2	∠°	60

WINDSHIELD WIPER

Number	Designation		Model 167
BA82.30-P-1001-01R	Nut to wiper arm on front windshield wiper system	Nm	30