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Wheels, rim and tyre specifications > < Steering system tightness - check

Polo Mk4

Electrohydraulic steering oil level - check
Electrohydraulic steering oil level - check
–  When required, disassemble the air filter case
–  Remove the battery and its support → Electrical system; Rep. gr.27.
   
–  Remove the reservoir lid -1- from the motor/pump set-2-.
–  Clean the oil dipstick with a clean, lint-free cloth.
–  Tighten the lid manually, loosen again and check the oil level.
The cap must be fully screwed on in order to obtain an accurate oil level reading
–  Do not start the engine and leave the wheels in straight line position.
  R48-10079
–  Check the oil level.
The oil level must lie between the lower mark -arrow A- and the higher mark -arrow B- on the oil dipstick
  Note
t  If the oil level is above the mark -arrow B-, the excess fluid must be extracted
t  If the oil level is below the area indicated, the hydraulic system must be checked for leaks (check the electrohydraulic steering system tightness → Chapter). It is not enough to simply replenish the oil level
t  Do not reuse the hydraulic oil after draining it
t  Use Hydraulic Oil -G 004 000 M2- to replenish. Refer to the → Chemicals Manual.
–  If it is proven that the hydraulic system does not have leaks, you must replenish the hydraulic oil level.
–  Tighten the motor/pump set reservoir lid manually.
09.11
  R48-10056

Wheels, rim and tyre specifications > < Steering system tightness - check