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Home >> Porsche >> 2003 >> 911 Carrera 4S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 2 (Maintenance) >> Running Gear Maintenance: Visual Inspection - Brake Lines/Brake Pads/Brake Discs >> Brake System: Visual Inspection Of The Brake Pads And Brake Discs For Wear

Brake System: Visual Inspection Of The Brake Pads And Brake Discs For Wear

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WARNING:
  • Braking effect impaired if the brake pads are exchanged too fate!
  • Braking effect impaired if the brake discs are exchanged too late!
  • Danger of injury and damage to vehicle if braking effect is impaired!
NOTE:
  • If brake pad wear is indicated by the warning light, the warning contact (sender including wire and plug connection) must also be replaced!
  • Replacing the warning contact can be avoided by replacing the brake pads no later than when the pad thickness is 2.5 mm!
    Fig 1: Measuring Brake Pad Thickness
    G03129586Courtesy of PORSCHE OF NORTH AMERICA, INC.
  • Warning contacts must be replaced if the core of the wire is worn!
  • However, if only the plastic part of the warning contact is worn, there is no need to replace it!
  1. To check the brake pads, remove the wheels.
  2. Visually inspect the brake pads for wear (wear limit 2 mm).
  3. Carry out visual inspection of the brake discs for wear.