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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis >> Suspension >> Wheels & Tire System >> Wheels, Tires And Wheel Alignment (Wheel And Tire Guide General Information) >> 44 Wheels, Tires And Wheel Alignment >> Component Overview >> Component Overview - Run-Flat Tires, AUDI Pax Tires

Component Overview - Run-Flat Tires, AUDI Pax Tires

CAUTION:

It is mandatory for run-flat tires to have a tire pressure monitoring system in the vehicle. Refer to TIRE PRESSURE MONITORING SYSTEM .

Fig 1: Exploded View Of Wheels & Tires
GWWA44-0160Courtesy of AUDI OF AMERICA, LLC
  1. PAX tires
    CAUTION:

    The minimum mounting temperature for a tire may not be below 21°C or above 30°C (13 °F or above 19 °F).

  2. Support Ring
  3. Wheel for PAX tires
    • Note the assembly instructions.
  4. Wheel Electronics
    • Batteries must be completely replaced.
    • Remaining battery life, temperature and pressure can be read via diagnosis with Vehicle Diagnostic Tester.
      CAUTION:

      It is mandatory for run-flat tires to have a tire pressure monitoring system in the vehicle. Refer to TIRE PRESSURE MONITORING SYSTEM .

  5. Metal valve body
    • Refer to the Parts Information for the allocation of the only valves to be installed.
    • delivered complete
      CAUTION:

      Do not screw any aluminum valve caps onto steel valve bodies. Aluminum caps attach to the steel valve body into a inseparable connection and cannot be separated again.

  6. Wheel Bolt
    CAUTION:

    The wheel bolts are different lengths and have ball bearing surfaces depending on the model.

    Make sure the correct wheel bolts are installed. Refer to Parts Information.

    The wheel bolts and wheels will only be secured correctly if the correct wheel bolts are used.

    • Note the assembly instructions.
    • Anti-theft wheel bolts.
  7. Wheel Bolt Adapter
    • Attach to the wheel bolt intended for it.
  8. Cap
    • Place on wheel bolt
      NOTE:

      After achieving and checking the correct torque on "all wheel bolts", install the caps completely on the wheel bolts.

      Use the back of a screwdriver or a suitable tool to do this. Do not damage the cap.

  9. Two-Piece Wheel Bolt
    • Note the assembly instructions.
  10. Cap
  11. Cap for Wheel Bolts
    NOTE:

    After achieving and checking the correct torque on "all wheel bolts", install the caps completely on the wheel bolts.

    Use the back of a screwdriver or a suitable tool to do this. Do not damage the cap.

  12. Adhesive Balancing Weights
    • maximum 60 grams per rim permitted
    • Clean wheel where it will be adhered so it is free of dirt and grease
    • Remove protective film.
    • Attach balance weights to intended surfaces.
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