Remove/install regulator for alternator (Engine 113) - AR15.40-P-5760GZ

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ENGINE 113.964 in MODEL 164.175

Fig 1: Identifying Alternator Regulator Remove/Install Components

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	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
1	Open engine hood		AR88.40-P-1000GZ
	Risk of explosion caused by oxyhydrogen gas. Risk of poisoning and caustic burns caused by swallowing battery acid. Risk of injury caused by burns to skin and eyes from battery acid or when handling damaged lead-acid batteries	No fire, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and glasses. Only pour battery acid into suitable and appropriately marked containers.	AS54.10-Z-0001-01A
2	Disconnect ground line from battery		AR54.10-P-0003GZ
	Notes on battery	All models	AH54.10-P-0001-01A
3	Screw down alternator nuts (1) (G2)		*BA15.40-P-1001-01N
			*BA15.40-P-1002-01N
4	Remove bolt (2)
5	Take off cover (3)
6	Unscrew bolts (4) at regulator (5)
7	Take out regulator (5)	Installation: When inserting the regulator (5), ensure that the ground lug is making contact.
8	Install in the reverse order
9	Read out fault memory and erase if necessary
	Connect STAR DIAGNOSIS and read out fault memory		AD00.00-P-2000-04A
		STAR DIAGNOSIS diagnosis system
	Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running	Secure vehicle to prevent it from moving by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.	AS00.00-Z-0005-01A
10	Carry out engine test run

ALTERNATOR

Number	Designation		Engine 113 in Model 164, 251
BA15.40-P-1001-01N	Nut, circuit B+ to alternator	Nm	18
BA15.40-P-1002-01N	Nut, circuit D+ to alternator	Nm	5