Nissan Xterra. Manual — part 441
FSU-20
< UNIT REMOVAL AND INSTALLATION >
KNUCKLE
KNUCKLE
Removal and Installation
INFOID:0000000009484392
REMOVAL
1. Remove wheel and tire from vehicle using power tool. Refer to
2. Remove the engine under cover (if equipped). Refer to
EXT-15, "Removal and Installation"
3. Without disassembling the hydraulic lines, remove brake caliper using power tool. Reposition it aside with
wire. Refer to
BR-34, "Removal and Installation of Brake Caliper and Disc Rotor"
CAUTION:
Do not press brake pedal while caliper is removed.
4. Put alignment marks on disc rotor and wheel hub and bearing
assembly, then remove disc rotor.
5. Disconnect wheel sensor and remove bracket from steering knuckle.
CAUTION:
Do not pull on wheel sensor harness.
6. On 4WD models, remove cotter pin, then remove lock nut from drive shaft using power tool. Refer to
.
CAUTION:
Do not reuse cotter pin.
7. Remove steering outer socket cotter pin at steering knuckle, then loosen nut using power tool. Refer to
ST-15, "Removal and Installation"
.
CAUTION:
Do not reuse cotter pin.
1.
Disc rotor
2.
Wheel hub and bearing assembly
3.
Wheel stud
4.
Splash guard
5.
Steering knuckle
6.
Wheel sensor bracket
WDIA0228E
WDIA0044E
KNUCKLE
FSU-21
< UNIT REMOVAL AND INSTALLATION >
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8. Disconnect steering outer socket from steering knuckle using
Tool. Be careful not to damage ball joint boot.
CAUTION:
To prevent damage to threads and to prevent Tool from
coming off suddenly, temporarily tighten nut.
9. Remove wheel hub and bearing assembly bolts using power tool.
10. Remove splash guard and wheel hub and bearing assembly from steering knuckle.
CAUTION:
Do not pull on wheel sensor harness.
11. Remove cotter pin and nut from upper link ball joint.
12. Separate upper link ball joint from steering knuckle using Tool.
13. Remove pinch bolt from steering knuckle using power tool, then
separate lower link ball joint from steering knuckle.
14. Remove steering knuckle from vehicle.
INSPECTION AFTER REMOVAL
Check for deformity, cracks and damage on each part, replace if necessary.
• Perform ball joint inspection. Refer to
.
INSTALLATION
Installation is in the reverse order of removal.
• For 4WD models, refer to
FAX-6, "Removal and Installation"
for drive shaft lock nut tightening torque.
CAUTION:
• Do not reuse upper link nuts.
• Do not reuse drive shaft lock nut.
• Do not reuse cotter pins.
• Refer to
FAX-6, "Removal and Installation"
for outer socket nut tightening torque.
• Refer to
for front suspension tightening torques.
Tool number
: HT72520000 (J-25730-A)
WGIA0130E
Tool number
: ST29020001 (J-24319-01)
WEIA0119E
LEIA0097E
FSU-22
< UNIT REMOVAL AND INSTALLATION >
KNUCKLE
• When installing disc rotor on wheel hub and bearing assembly,
align the marks.
NOTE:
When not using the alignment mark, refer to
• When installing wheel and tire, refer to
• Perform wheel alignment. Refer to
.
WDIA0044E
COIL SPRING AND SHOCK ABSORBER
FSU-23
< UNIT DISASSEMBLY AND ASSEMBLY >
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UNIT DISASSEMBLY AND ASSEMBLY
COIL SPRING AND SHOCK ABSORBER
Disassembly and Assembly
INFOID:0000000009484393
DISASSEMBLY
1. Set the shock absorber in a vise, then loosen (without removing)
the piston rod lock nut as shown.
CAUTION:
Do not remove piston rod lock nut at this time.
2. Compress the spring using commercial service tool until the
shock absorber mounting insulator can be turned by hand.
WARNING:
Make sure that the pawls of the two spring compressors are
firmly hooked on the spring. The spring compressors must
be tightened alternately and evenly so as not to tilt the
spring.
3. Remove the piston rod lock nut.
CAUTION:
Do not reuse piston rod lock nut.
4. Remove the components from the shock absorber.
• Keep the spring compressed in the commercial service tool if
reusing it for assembly.
INSPECTION AFTER DISASSEMBLY
Shock Absorber Assembly
• Check for smooth operation through a full stroke, both compression and extension.
• Check for oil leakage on welded or gland packing portions.
• Check piston rod for cracks, deformation or other damage and replace if necessary.
Mounting Insulator and Rubber Parts
Check cemented rubber-to-metal portion for separation or cracks. Check rubber parts for deterioration and
replace if necessary.
Coil Spring
• Check for cracks, deformation or other damage and replace if necessary.
• Check the free spring height.
ASSEMBLY
SSU002
SSU003
Front spring free height
2WD
: Refer to
.
4WD
: Refer to
.
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