Removing Rear Brake Disc

→ Use two assembly pins when removing and fitting the wheel.

→ Carefully guide the wheel towards the wheel hub, thereby preventing any heavy impact on the (ceramic) brake disc.

1. Screw the two assembly aids (assembly pins) -1-  , instead of two wheel bolts, into the wheel hub before removing/fitting the wheel. During removal, first remove the three remaining wheel bolts and remove the wheel carefully without touching the brake discs.
   Fig 1: Identifying Front-Axle PCCB Brake Disc With Calliper And Assembly Aids 1 (Threaded Bolts For Fitting Wheel)

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2. Then (after removing the wheel), remove the two assembly aids (assembly pins) -1-  again.
3. Connect and start the Porsche System Tester.
   1. 3.1. Select parking brake.
   2. 3.2. Select Maintenance/repair.
   3. 3.3. Move to installation position.
4. Disconnect the plug connection for the brake pad wear indicator and detach it from the holder. → Plug connection, brake pad wear indicator 
   Fig 2: Disconnecting Plug Connection, Brake Pad Wear Indicator

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   NOTE: Removal of brake calliper

   • Paint defects on brake calliper

   → Proceed with care when setting back the brake pads.

   → Protect brake calliper from paint defects using a suitable cloth.

5. Evenly set back brake pads a little using water pump pliers.
6. Undo the brake calliper on the wheel carrier and suspend it at a suitable place in the wheel housing (do not open the brake hydraulic system!).

   → 474119 REMOVING AND INSTALLING REAR BRAKE CALLIPER (PCCB)

   Fig 3: Removing Brake Calliper Fastening Screws

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7. Take off the brake disc after removing the fastening screws. → Brake disc fastening screws 
   Fig 4: Removing Brake Disc Fastening Screws

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