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Corrosion protection > < Servicing screw connections

A4 Cabriolet Mk2

Cleaning battery terminal clamps and battery terminals
Cleaning battery terminal clamps and battery terminals
  Note
To prevent the screw connection from breaking if the tightening torque is exceeded due to a lack of friction in the thread, do not apply rust remover, contact spray or grease to the battery terminal clamps.
  WARNING
Risk of injury.
Observe warnings and safety regulations → Chapter.
–  Disconnect battery → Electrical system; Rep. gr.27.
–  Check battery terminal clamp and battery terminal for corrosion or dirt.
   
–  Clean battery terminal clamp with wire brush of battery terminal cleaner (rotary motion -arrows-).
  N97-10792
–  Clean battery terminal using bottom end of battery terminal cleaner (rotary motion -arrows-)
–  Re-connect battery → Electrical system; Rep. gr.27 (observe specified torque for battery terminal clamps).
  Note
To ensure optimum contact, tighten all screw-type connections to specified torque after cleaning.
  N97-10793

Corrosion protection > < Servicing screw connections