XJ-6 L6-3.6L (1989)
Brake Caliper: Service and Repair
Front
- Raise and support vehicle, then remove wheel.
- Remove brake pads.
- Loosen brake line nut and pull guide pin dust cover off carrier.
- Support weight of caliper body and slide body and pin out of carrier.
- Remove upper guide pin bolt and remove caliper body.
- Disconnect and plug caliper hose.
DISASSEMBLY
Removing Caliper Piston
- 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.
- The piston dust cover cannot be removed until the piston has been ejected.
- Remove the piston, pull out the dust cover and extract the piston seal from the bore.
- Remove the bleed screw and clip from the caliper body.
CLEANING AND INSPECTION
CAUTION:NEVER USE GASOLINE. When cleaning brake components only use the recommended fluid. Use of gasoline, paraffin or other mineral
based fluids can prove dangerous.
- Examine all the components for signs of wear, damage and corrosion. Pay particular attention to the piston and cylinder bore.
- Remove body corrosion with a wire brush or wire wool. No attempt should be made to clean a badly corroded or scored cylinder bore.
GUIDE PINS
- Inspect the guide pins, be sure that they are not corroded or seized, but are free to move in the pad carrier bracket.
- If the pins are difficult to remove or are corroded in anyway, they MUST be replaced together with new dust covers.
- Whenever the guide pins are removed, new guide pin bolts must be fitted.
CAUTION:NO ATTEMPT SHOULD BE MADE TO CLEAN CORRODED PINS.