Remove/install alternator - AR15.40-P-5032SMG

ENGINE 156 in MODEL 216, 221 

Fig 1: Identifying Alternator Remove/Install Components (1 Of 2)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Alternator Remove/Install Components (2 Of 2)

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of injury  caused by fingers being pinched or crushed  when removing, installing or aligning hoods, doors, trunk lids, tailgates or sliding roof.	Keep body parts and limbs well clear of moving parts.	AS00.00-Z-0011-01A
	Risk of death  caused by vehicle slipping or toppling off the lifting platform.	Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer.	AS00.00-Z-0010-01A
	Risk of explosion  caused by escaping oxyhydrogen gas. Risk of injury  caused by caustic burns to eyes, skin and mucous membranes from battery electrolyte (contains diluted sulfuric acid) or metal spatter due to short circuit. Risk of burn injuries  caused by short circuit. Risk of poisoning  caused by swallowing battery electrolyte (contains diluted sulfuric acid) or absorption of lead over the skin or orifices	No fire, sparks, open flames or smoking. Wear acid-resistant gloves and clothing and safety glasses with side guards. Do not place any conductive objects on the battery and avoid any short circuit from battery positive to ground. Only fill liquid battery electrolyte (diluted sulfuric acid) into suitable and appropriately marked containers.	AS54.10-Z-0001-01A
1	Disconnect ground line from battery	Insulate ground line clamp as a protection against unintentional contact of dismounted ground line with ground point of battery. Vehicles with code 889, Keyless Go: Switch engine off, remove Keyless-Go cards from vehicle and store outside of transmitter range.	AR54.10-P-0003SX
	Notes on battery		AH54.10-P-0001-01A
2	Open engine hood
3	Remove front engine cover	Do not tilt front engine cover, but lift upwards vertically otherwise the retaining lugs can break off.
4	Remove right and left intake air duct
5	Remove electric fan		AR20.40-P-5000SMG
6	Unscrew bolts (6) on bracket (7)	Only on model 221. Removal:  During removal from alternator (G2) press holder (7) to the side.
			*BA46.30-P-1003-01O
7	Unclip engine wiring harness clip on alternator (G2)
8	Raise vehicle with lifting platform		AR00.60-P-1000SX
9	Remove lower engine compartment paneling		AR61.20-P-1105SX
10	Remove poly-V belt		AR13.22-P-1202SMG
11	Detach clamp on transmission oil lines	Only on model 221.
12	Unscrew bottom bolts (5) for alternator	Then lower vehicle using the vehicle lift.
13	Remove cap (1) and disconnect circuit 30 electrical line (B+) (3) at alternator (G2) by unscrewing nut (2)		*BA15.40-P-1002-01P
14	Remove electrical line plug of tml. 61 (D+) (4) from alternator (G2)
15	Unscrew top bolts (5) for alternator (G2)
			*BA15.40-P-1001-01P
16	Take alternator (G2) down and out
17	Install in the reverse order
18	Perform basic programming

ALTERNATOR

Number	Designation			Engine 156
BA15.40-P-1001-01P	Bolt, alternator to timing case	M8X90	Nm	20
BA15.40-P-1002-01P	Nut, circuit B+ to alternator		Nm	18

POWER STEERING PUMP

Number	Designation			Engine 156 in model 216, 221
BA46.30-P-1003-01O	Bolt, expansion reservoir to front lifting eye	M6X13	Nm	8.5