Rear Knuckle: Service and Repair
TOOL REQUIRED^ ST1 926470000 Axle Shaft Puller
^ ST2 927140000 Plate
REMOVAL
1. Disconnect ground cable from battery.
2. Jack-up vehicle, and remove rear wheel cap and wheels.
CAUTION: Be sure to loosen and retighten axle nut after removing wheel from vehicle. Failure to follow this rule may damage wheel bearings.
3. Unlock axle nut.
4. Remove axle nut using a socket wrench.
5. Return parking brake lever and loosen adjusting nut,
a. Disc brake: Perform steps 6 and 7.
b. Drum brake: Perform steps 8 through 10.
6. Remove disc brake caliper from back plate, and suspend it from strut using a piece of wire
7. Remove disc rotor from hub.
NOTE: If disc rotor seizes up within hub, drive it out by installing an 8-mm bolt into bolt hole in disc rotor.
8. Remove brake drum from hub.
9. If it is difficult to remove brake drum, remove adjusting hole cover from back plate, and then turn adjusting screw using a slot-type screwdriver until brake shoe separates from the drum.
NOTE: If brake drum is difficult to remove, drive it out by installing an 8-mm bolt into bolt hole in brake drum.
10. Using a flare-nut wrench, disconnect brake pipe from wheel cylinder.
CAUTION: Cover open end of wheel cylinder to prevent entry of foreign particles.
11. Disconnect parking brake cable end.
12. Remove bolts which secure trailing link assembly to rear housing.
CAUTION: Discard old self-locking nut. Replace with a new one.
13. Remove bolts which secure lateral link assembly to rear housing.
CAUTION: Discard old self-locking nut. Replace with a new one.
14. Disengage BJ from housing splices, and remove rear drive shaft assembly. If it is hard to remove, use STs.
CAUTION:
^ Be careful not to damage oil seal lip when removing rear drive shaft.
^ When rear drive shaft is to be replaced, also replace inner oil seal with a new one.
15. Remove rear ABS sensor from back plate (only vehicle equipped with ABS).
16. Remove bolts which secure rear housing to strut, and separate the two.
INSTALLATION
1. Connect rear housing assembly and strut assembly. Tightening torque: 147 ± 115 Nm (108 ± 11 ft. lbs.)
CAUTION: Use a new self-locking nut.
2. Fit bell joint (BJ) to rear housing splices.
CAUTION: Be careful not to damage inner oil seal lip.
3. Connect rear housing assembly to lateral link assembly. Tightening torque: 137 ± 20 Nm (101 ± 14 ft. lbs.)
CAUTION: Use a new self-locking nut.
4. Connect rear housing assembly to trailing link assembly. Tightening torque: 98 - 127 Nm (72 - 94 ft. lbs.)
CAUTION: Use a new self-locking nut.
5. Connect parking brake cable to parking brake. Disc brake: Perform steps 6 through 8.
6. Install disc rotor on rear housing assembly.
7. Install disc brake caliper on back plate. Tightening torque: 52 ± 6 Nm (38.3 ± 4.3 ft. lbs.)
8. Install rear speed sensor to back plate (only vehicle equipped with ABS). Drum brake: Perform steps 9 through 11.
9. Clean brake pipe connection. Using a flare-nut wrench, connect brake pipe to wheel cylinder.
10. Connect parking brake cable to lever.
11. Install brake drum on rear housing assembly.
12. Bleed air from brake system. Refer to Brakes and Traction Control.
13. Adjust parking brake lever stroke by turning adjuster.
14. Move brake lever back to apply brakes. While depressing brake pedal, tighten axle nut using a socket wrench. Lock axle nut after tightening. Tightening torque: 186 ± 20 Nm (137 ± 14 ft. lbs.)
CAUTION:
^ Use a new axle nut.
^ Always tighten axle nut before installing wheel on vehicle. If wheel is installed and comes in contact with ground when axle nut is loose, wheel bearings may be damaged.
^ Be sure to tighten axle nut to specified torque. Do not overtighten it as this may damage wheel bearing.
15. Install wheel and tighten wheel nuts to specified torque. Tightening torque: 88 ± 10 Nm (65 ± 7 ft. lbs.)