XJ-12 (X300) V12-6.0L (1995)
Brake Caliper: Service and Repair
Rear
Overhaul
Removal
1. Remove one wheel nut, mark the wheel relative to the stud, and remove the remaining wheel nuts. Remove the road wheel and tire assembly.
2. Carefully remove the caliper retaining spring (1). Remove the pad wear sensor multi-plug from the retaining clip, then disconnect the harness
multi-plug (2).
3. Loosen the caliper feed pipe union nut. Remove the caliper securing bolt dust caps then remove the socket head securing bolts (3). Remove the
caliper from the carrier
4. Remove the brake pads (4),
5. Fully unscrew and remove the caliper from the brake hose. Install a suitable plug to the brake caliper hose to prevent loss of fluid and the ingress
of dirt. Use of a Hose Clamp will help reduce the loss of fluid.
NOTE: If both rear calipers have been removed from the car, take care not to mix up left and right hand caliper bodies. Remove all brake dust
from the caliper, carrier and disc. Thoroughly clean the pad abutment areas, avoid damaging the piston and dust cover.
6. Cut and remove the carrier securing bolt lockwire. Unscrew the carrier securing bolts and remove the carrier.
WARNING: Brake lining dust can contain asbestos which if inhaled, can damage your health. always use a vacuum brush to remove dry
brake lining dust. never use an air line.
Disassembly
1. Eject the piston by gently applying low pressure air to the inlet port. Use a piece of wood to prevent the piston from being damaged.