Check and correct power steering fluid level - AP46.00-P-4611EW

MODEL 207 with ENGINE 271, 272, 273, 276, 278, 642, 651 Vehicles with hydraulic power steering 

MODEL 212 with ENGINE 156, 157, 271, 272, 273, 276, 278, 642, 651 Vehicles with hydraulic power steering 

Vehicle with engine 156 

Fig 1: Checking Power Steering Fluid Level - Vehicle With Engine 156

Courtesy of MERCEDES-BENZ USA

Vehicle with engine 271 

Fig 2: Checking Power Steering Fluid Level - Vehicle With Engine 271

Courtesy of MERCEDES-BENZ USA

Vehicle with engine 272, 273 

Fig 3: Checking Power Steering Fluid Level - Vehicle With Engine 272, 273

Courtesy of MERCEDES-BENZ USA

Vehicle with engine 642 

Fig 4: Checking Power Steering Fluid Level - Vehicle With Engine 642

Courtesy of MERCEDES-BENZ USA

Vehicle with engine 651 

Fig 5: Checking Power Steering Fluid Level - Vehicle With Engine 651

Courtesy of MERCEDES-BENZ USA

	Removing
	Risk of injury  to skin or eyes caused by hydraulic fluid spraying out under high pressure. Risk of poisoning  caused by swallowing hydraulic fluid	Depressurize hydraulic system completely before starting any work on system. Wear protective clothing and safety glasses.	AS00.00-Z-0013-01A
		Before opening the hydraulic circuit of the power steering, thoroughly clean the surrounding area of the separation point. Even minute particles of dirt, introduced into the hydraulic components, can result in malfunctions and damage to the power steering.
1	Switch off ignition
2	Open engine hood
	Opening engine hood, moving to upright position and closing		AR88.40-P-1000EW
3.1	Remove left engine intake air duct (3)	Engine 272, 273
3.2	Remove upper engine cover	Engine 642, 651 In order to avoid damage, put upper engine cover down on padded base.
3.3	Remove front engine cover	Engine 156 In order to avoid damage, put down engine cover on padded base.
4	Remove cap (1) of power steering expansion reservoir (2)	Press the cap (1) downwards and turn counterclockwise through 90°.
5	Wipe off oil dipstick (1a) with a fluff-free rag and seal the expansion reservoir (2) with cap (1)	Press the cap (1) downwards and turn clockwise through 90°.
	Checking
6	Remove cap (1) and read off oil level on oil dipstick (1a), correct oil level if necessary	Observe oil temperature and markings on oil dipstick (1a). The oil level must be located on the maximum marking corresponding to the oil temperature. In order to avoid measurement errors, hold the oil dipstick (1a) upright. If oil level is too low, determine cause and eliminate subject to a separate repair order.
		MB steering gear oil	*BF46.20-P-1001-01E
	Install
7	Seal expansion reservoir (2) with cap (1)
8.1	Install left engine intake air duct (3)	Engine 272, 273
8.2	Install upper engine cover	Engine 642, 651 Only install upper engine cover after completing all maintenance operations.
8.3	Fit front engine cover	Engine 156 Only install the front engine cover after completing all the maintenance operations.
9	Close engine hood
	Opening engine hood, moving to upright position and closing		AR88.40-P-1000EW