Suspension Spring ( Coil / Leaf ): Service and Repair
REMOVAL
1. DRAIN SUSPENSION FLUID AHC
a. Connect the hose to the bleeder plug for damping force control actuator and loosen the bleeder plug.
CAUTION: While the fluid is being discharged, vehicle height is lowered suddenly.
b. After the fluid pressure has dropped and oil has drained out, tighten the bleeder plug and remove the hose.
Torque: 8.3 Nm (84 kgf-cm, 73 inch lbs.)
2. REMOVE REAR WHEELS
Torque: 131 Nm (1,340 kgf-cm, 97 ft. lbs.)
3. SUPPORT REAR AXLE HOUSING WITH JACK
4. REMOVE SHOCK ABSORBER
a. Remove the bolt and disconnect the shock absorber from the axle housing.
Torque: 98 Nm (1,000 kgf-cm, 72 ft. lbs.)
b. Remove the 2 bolts and disconnect the pressure hose.
Torque: 18 Nm (185 kgf-cm, 13 ft. lbs.)
c. Remove the O-ring and back up ring from the pressure hose.
HINT: At the time of installation, replace the used O-ring and back up ring with new ones.
d. While holding the cushion, remove the nut, cushion, retainer and shock absorber.
Torque: 68 Nm (700 kgf-cm, 51 ft. lbs.)
e. Remove the cushion and retainer from the shock absorber.
5. DISCONNECT LH AND RH STABILIZER BAR BRACKETS
Remove the 4 bolts and disconnect the LH and RH stabilizer bar brackets.
Torque: 18 Nm (185 kgf-cm, 13 ft. lbs.)
6. DISCONNECT LATERAL CONTROL ROD
Remove the nut, washer, bolt and disconnect the lateral control rod.
Torque: 150 Nm (1,530 kgf-cm, 111 ft. lbs.)
HINT: At the time of installation, please refer to the following items.
^ Replace the used nut with a new one.
^ After stabilizing the suspension, torque the nut.
7. DISCONNECT BREATHER HOSE
8. REMOVE COIL SPRING
a. Begin to lower the axle housing.
NOTICE: Be careful not to snap the brake line and parking brake cable.
b. While lowering the axle housing, remove the coil spring and insulator.
HINT: At the time of installation, please refer to the following items.
^ Check that the coil spring end is installed correctly.
^ If the coil spring end is not in the correct position, reinstall the coil spring.
c. Remove the bolt and follow spring from the frame.
Torque: 28 Nm (290 kgf-cm, 21 ft. lbs.)
INSPECTION
INSPECT SHOCK ABSORBER
Compress and extend the shock absorber rod and check that there is no abnormal resistance or unusual operation sounds. If there is any abnormality, replace the shock absorber with a new one.
REPLACEMENT
1. REMOVE BUSHING
Using SST and a press, remove the bushing.
SST 09710-14013 (09710-00061), 09710-28012 (09710-07031), 09950-70010 (09951-07100)
2. INSTALL BUSHING
Using SST and a press, install a new bushing.
SST 09710-14013 (09710-00061), 09710-28012 (09710-07031), 09950-70010 (09951-07100)
INSTALLATION
Installation is in the reverse order of removal.
AFTER INSTALLATION, FILL AHC PUMP MOTOR RESERVOIR WITH SUSPENSION FLUID AHC, BLEED AHC SYSTEM AND CHECK FOR LEAKS