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eautosales
eautosales, ASE MECHANIC
Category: Mercedes
Satisfied Customers: 15383
Experience:  ase certified
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2004 mercedes ml350 the power steering pomp was leaking

Customer Question

2004 mercedes ml350 the power steering pomp was leaking fluid so i replaced it but got air in system is making alot noise how can i bleed the power steering fluid?
Submitted: 5 months ago.
Category: Mercedes
Expert:  eautosales replied 5 months ago.

to bleed you remove the cap and simply turn the steering wheel slowly lock to lock with the engine running...sometimes it takes a few times if the system is very air bound and frothy

Customer: replied 5 months ago.
I spend more the one hour doing that and no luck,
Expert:  eautosales replied 5 months ago.

is it a factory pump?

Customer: replied 5 months ago.
I loos the high pressure house in ruck n pinion trying to get the air from there but no luck, loos the high pressure house from power steering pomp and nothing
Expert:  eautosales replied 5 months ago.

Filling And Bleeding Power Steering Pump
- except CODE (487a) Active body control (ABC)
- with CODE (979) Special protection version
- with CODE (Z04) Light armoring
- with CODE (Z07) Top protection

Shown On Engine 112

Zoom Sized for Print

Model 210 With Level Control (Tandem Pump)

Zoom Sized for Print

NOTE: Under no circumstances should the power steering pump draw in air

1 Remove charge air distribution pipe cover together with cover above power steering pump
2 Fill power steering reservoir up to approx. 10 mm below the upper edge of the reservoir
NOTE: If necessary pull off air intake hose (47)

3 Start engine 2 to 3 times
NOTE: The steering system bleeds itself automatically.

4 When the engine is running, turn the steering wheel several times from lock to lock, meanwhile depending on the version filling up with MB steering gear oil or central hydraulics oil if necessary
5 Check and correct oil level
6 Check steering system for leaks
NOTE: If oil level is too low, locate and rectify the cause.

7 Install charge air distribution pipe together with cover above power steering pump

Customer: replied 5 months ago.
I follow the YouTube instruction pull front wheels up, with engine off turn left and right the Steering wheel, after few minutes. Start the car turn steering wheel slow left and right and now my car is good
Expert:  eautosales replied 5 months ago.

great