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Home >> Mercedes Benz >> 2008 >> GL320 4WD >> Repair and Diagnosis >> Steering >> Power Steering >> Steering - 164 Chassis >> Testing & Repair >> Remove/install power steering pump - AR46.30-P-0500 >> Remove/install power steering pump - AR46.30-P-0500GZS

Remove/install power steering pump - AR46.30-P-0500GZS

MODEL 164, 209, 211, 219, 251 with ENGINE 156 

Shown on model 164 

Fig 1: Identifying Power Steering Pump Components - Shown On Model 164
G04958778Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
REMOVINGINSTALLING Remove/install    
DANGER 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
DANGER Risk of death  caused by vehicle slipping or toppling off of 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
DANGER 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 the hydraulic system completely before starting any work on the system. Wear protective clothing and safety glasses. AS00.00-Z-0013-01A
1 Open engine hood Model 164 AR88.40-P-1000GZ
Model 209 AR88.40-P-1000Q
Model 211 AR88.40-P-1000T
Model 219 AR88.40-P-1000TX
Model 251 AR88.40-P-1000RT
2 Remove front engine cover NOTES Do not tilt front engine cover, but lift upwards vertically otherwise the retaining lugs can break off.  
3 Remove left intake air duct (9)    
4 Release refrigerant intake line of air conditioning system from mounting clamp (10) on left of engine compartment Model 164, 251  
5 Extract oil from expansion reservoir of power steering pump (1). SPECIAL TOOL Hand pump Figure
6.1 Remove electric fan Model 209 AR20.40-P-5000QB
6.2 Remove fan shroud Model 211 AR20.40-P-6800TC
Model 219 AR20.40-P-6800TZ
7 Remove poly-V belt Model 164, 251 AR13.22-P-1202GZS
Model 209, 211, 219 AR13.22-P-1202TMG
8 Raise vehicle with lifting platform Model 164 AR00.60-P-1000GZ
Model 209 AR00.60-P-1000P
Model 211 AR00.60-P-1000T
Model 219 AR00.60-P-1000TX
Model 251 AR00.60-P-1000RT
9 Remove lower engine compartment paneling IMPORTANTInstallation:  Install engine compartment paneling only after engine test run.  
Model 164 AR61.20-P-1105GZ
Model 209 AR61.20-P-1105P
Model 211 AR61.20-P-1105T
Model 219 AR61.20-P-1105TX
Model 251 AR61.20-P-1105RT
10 Unscrew bolts of bracket of power steering pressure line on the engine oil pan and hang up pressure line to one side IMPORTANT This makes it easier to lower and remove the power steering pump (1).
TORQUE SPECIFICATION
*BA46.30-P-1008-01O 
11 Detach refrigerant compressor (A9) IMPORTANT Place refrigerant compressor (A9) with connected lines to the side.  
Model 164 AR83.55-P-5300GZ
Model 209, 211, 219 AR83.55-P-5300TMG
Model 251 AR83.55-P-5300RT
12 Remove front section of fender liner in left front fender IMPORTANT Only on model 164 and 251: This improves accessibility to the power steering pump (1).  
Model 164 AR88.10-P-1310GZ
Model 251 AR88.10-P-1310RT
13 Remove banjo bolt (7) from connection for high-pressure expansion hose (8) on power steering pump (1) IMPORTANTInstallation:  Replace sealing rings.
IMPORTANT Seal openings using sealing plugs.
TORQUE SPECIFICATION
*BA46.30-P-1007-01O 
SPECIAL TOOL Set of stop plugs Figure
14.1 Unscrew bolt of support (5) on power steering pump Model 209
TORQUE SPECIFICATION
*BA46.30-P-1005-01O 
14.2 Remove bolts (4) of support (5) Model 164, 211, 219, 251
TORQUE SPECIFICATION
*BA46.30-P-1004-01O 
TORQUE SPECIFICATION *BA46.30-P-1005-01O 
15 Remove support (5) of power steering pump (1) Model 164, 211, 219, 251  
16 Cut through cable tie behind power steering pump IMPORTANTInstallation:  Install new cable ties.  
17 Remove screw (6) TORQUE SPECIFICATION *BA46.30-P-1002-01O 
18 Remove bolt (2) TORQUE SPECIFICATION *BA46.30-P-1001-01O 
19 Disconnect hose (3) of expansion reservoir from power steering pump (1) SPECIAL TOOL Clamping device Figure
20 Remove power steering pump (1) from below    
21 Install in the reverse order    
22 Fill power steering pump and bleed Model 164 AR46.30-P-0010GZ 
Model 209 AR46.30-P-0010P
Model 211 AR46.30-P-0010TS
Model 219 AR46.30-P-0010TY
Model 251 AR46.30-P-0010RT
FLUID SPECIFICATION Model 164 *BF46.20-P-1001-01C 
FLUID SPECIFICATION Model 209, 211, 219 *BF46.20-P-1001-01A 
FLUID SPECIFICATION Model 251 *BF46.20-P-1001-01D 
INSPECT Checking     
DANGER
23
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 Check the steering system for leaks when the engine 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.
IMPORTANT Carry out visual inspection.
AS00.00-Z-0005-01A
POWER STEERING PUMP

Number Designation Engine 156 in model 164, 209, 211, 219, 251
BA46.30-P-1001-01O Bolt, power steering pump bracket to timing case cover M8 X 30 Nm 20
M8 X 35 Nm 20
BA46.30-P-1002-01O Bolt, power steering pump bracket to crankcase M8 X 90 Nm 20
BA46.30-P-1004-01O Bolt, support bracket to cylinder crankcase M8 X 35 Nm 20
BA46.30-P-1005-01O Bolt, support bracket to power steering pump M8 X 35 Nm 20
BA46.30-P-1007-01O High-pressure expansion hose to power steering pump Nm 40
BA46.30-P-1008-01O Bolt, power steering pressure line bracket to engine oil pan Nm 10
STEERING GEAR

Number Designation Model 164
BF46.20-P-1001-01C Power steering Filling capacity Liters ≈ 1.2
MB steering gear oil Sheet BB00.40-P-0236-03A
STEERING GEAR

Number Designation Model 251 with engine 156
BF46.20-P-1001-01D Power steering Filling capacity Liters ≈ 1.2
MB steering gear oil Sheet BB00.40-P-0236-03A
STEERING GEAR

Number Designation Model 209 Model 211 Model 219
BF46.20-P-1001-01A Power steering Filling capacity Liters ≈ 1, 0 ≈ 1.1 ≈ 1, 0
MB steering gear oil Sheet BB00.40-P-0345-00A BB00.40-P-0345-00A BB00.40-P-0345-00A
Fig 2: Identifying Hand Pump (210 589 00 71 00)
G04958779Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 3: Identifying Clamping Device (000 589 54 37 00)
G04958780Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 4: Identifying Set Of Stop Plugs (129 589 00 91 00)
G04958781Courtesy of MERCEDES-BENZ OF NORTH AMERICA.