Navigator 2WD V8-5.4L SOHC VIN L (1999)
Brake Caliper: Service and Repair
Rear
Disassembly and Assembly
Special Tools
Disassembly
1. Remove the rear disc brake caliper.
2. Drain the remaining brake fluid from the rear disc brake caliper.
3. Secure the rear disc brake caliper in a vise.
4. Remove the caliper piston.
1. Place a block of wood between the caliper bridge and the caliper piston.
2. Apply low air pressure to the fluid port in the rear disc brake caliper.
3. Force out the caliper piston to the block of wood.
4. Remove the block of wood and the caliper piston.
5. NOTE: Do not hone the cylinder bore. Caliper pistons are not available for honed cylinder bores. If the rear disc brake caliper cylinder bore is
excessively scored or corroded, replace the rear disc brake caliper.
Remove and discard the piston seal and dust boot.