Power Steering Fluid: Testing and Inspection

1998 Audi A8 Sedan (4D2) V8-3.7L (AEW)SECTION Testing and Inspection


Power steering oil level, checking

^ Do not start engine but bring front wheels to straight-ahead position.

Oil cold
^ Remove cap.
^ Clean dipstick with a clean cloth.
^ Screw cap on hand tight and remove again.

Note: The cap must be fully screwed on in order to obtain an accurate oil level reading.





^ Check oil level: the oil level must be in area of MIN. marking (up to 2 mm above or below marking).

Oil at operating temperature (above approximately 50° C)
^ Check oil level: the oil level must be between MIN. and MAX. marking.

Notes:
^ If the oil level is above the MAX. marking, the excess oil must be extracted.
^ If oil level is below the MIN. marking, then the hydraulic system must be checked for leaks. It is not sufficient to only top-up with oil.
^ Do not re-use hydraulic oil after draining off.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.