Tacoma Extra Cab 2WD V6-3.4L (5VZ-FE) (1998)
2. Remove Load Sensing Proportioning & By-Pass Valve (LSP & BV) assembly.
a. Using Special Service Tool (SST) 09023-00100 or equivalent, disconnect the brake lines from the valve body.
b. Remove the clip from the flexible hose bracket.
c. 2WD: Remove the 3 valve bracket mounting bolts and spacer, and remove the LSP & BV assembly.
d. 4WD: Remove the 3 valve bracket mounting bolts, spacer and flexible hose bracket mounting bolt, and remove the LSP & BV assembly and
flexible hose bracket.
INSTALLATION
1. Install LSP & BV assembly to frame.
a. 2WD: Install the 3 valve bracket mounting bolts and spacer with the LSP & BV assembly.
b. 4WD: Install the 3 valve bracket mounting bolts, spacer and flexible hose bracket mounting bolt with the LSP & BV assembly and flexible
hose bracket.
Torque: 29 Nm (22 ft. lbs.)
2. Connect brake line.
Using SST 09023-00100, connect the brake lines.
Torque: 15 Nm (11 ft. lbs.)
3. Connect shackle NO.2 to shackle bracket.
a. Set dimension A.
Initial set:
2WD: 78 mm (3.07 inch)
4WD: 120 mm (4.72 inch)
b. Tighten the lock nut.
Torque: 24 Nm (18 ft. lbs.)
c. Install the shackle No.2 with the 2 cushions and collar to the shackle bracket.
d. Torque the nut with the cushion retainer.
Torque: 13 Nm (9 ft. lbs.)
4. Set rear axle load.
Rear axle load (includes vehicle weight):
2WD
700 kg (1,543 lbs.)
4WD
850 kg (1,874 lbs.)
5. Set valve body.
a. When pulling down the load sensing spring, confirm that the valve piston moves down smoothly.