Tacoma PreRunner Extra Cab 2WD L4-2.7L (3RZ-FE) (1998)
2WD
78 mm (3.07 inch)
4WD
120 mm (4.72 inch)
Adjustment range:
2WD
72 - 84 mm (2.83 - 3.31 inch)
4WD
114 - 126 mm (4.49 - 4.96 inch)
HINT: One turn of the nut changes the fluid pressure as shown in the following table.
Rear brake pressure:
2WD
55 kPa (8.0 psi)
4WD
52 kPa (7.5 psi)
b. If the pressure cannot be adjusted by the No.2 shackle, raise or lower the valve body.
Low pressure-Lower body
High pressure- Raise body
c. Torque the nuts.
Torque: 13 Nm (9 ft. lbs.)
d. Adjust the length of the No.1 shackle again. If it cannot be adjusted, inspect the valve housing.
5. If necessary, check valve body.
a. Assemble the valve body in the uppermost position.
HINT: When the brakes are applied, the position will move down about 0.8 mm (0.03 inch). Even at this time, the piston should not make
contact with or move the load sensing spring.
b. In this position, check the rear brake pressure.
2WD:
Front brake pressure
1,960 kPa (285 psi)