Tacoma Extra Cab 2WD L4-2.4L (2RZ-FE) (1999)
Brake Caliper: Service and Repair
Disassembly and Reassembly
DISASSEMBLY
1. REMOVE PISTON AND CYLINDER BOOT
a. Put a piece of cloth or an equivalent between the piston and caliper.
b. Use compressed air to remove the piston and cylinder boot from the caliper.
CAUTION: Do not place your fingers in front of the piston when using compressed air.
2. REMOVE PISTON SEAL FROM BRAKE CALIPER
Using a screwdriver, remove the piston seal.
3. REMOVE SLIDING BUSHING AND BOOT
Remove the sliding bushing and boot from the torque plate.
HINT: At the time of installation, ensure that the sliding bushing and boot are secured firmly to the caliper grooves.
INSPECTION
1. MEASURE PAD LINING THICKNESS Using a ruler, measure the pad lining thickness.
Standard thickness: 12.0 mm (0.472 inch)
Minimum thickness: 1.0 mm (0.039 inch)
Replace the pad if the thickness is less than the minimum (the 1.0 mm slit is no longer visible), or if it shows signs of uneven wear.