Nissan Titan. Instruction — part 504
LEAF SPRING
RSU-7
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LEAF SPRING
Removal and Installation
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REMOVAL
1. Remove the rear wheel and tire using power tool. Refer to
2. Support the rear final drive assembly with a suitable jack to relieve the tension from the leaf spring.
NOTE:
The axle weight should be supported, but there should be no compression in the leaf spring.
3. Remove the shock absorber lower nut and bolt using power tool.
4. Remove the four rear spring clip U-bolt nuts using power tool.
Remove the rear spring pad.
5. Remove the rear spring shackle lower nut and bolt using power
tool.
NOTE:
If removing the LH leaf spring, remove the storage box (if
equipped) to access the rear spring shackle lower nut and bolt.
EXT-36, "Removal and Installation"
.
6. Remove the leaf spring front nut and bolt using power tool.
7. Remove the leaf spring.
8. If necessary, remove the rear spring shackle from the leaf spring
using power tool.
INSPECTION AFTER REMOVAL
LEIA0104E
LEIA0106E
LEIA0105E
LEIA0107E
RSU-8
< REMOVAL AND INSTALLATION >
LEAF SPRING
• Check the leaf spring for any cracks or damage. Replace the leaf spring if necessary.
• Check the rear spring shackle, rear spring clip U-bolts, bumper, and rear spring pad for excessive wear,
cracks, straightness, and damage. Replace any components if necessary.
• Check all bushings for deformation and cracks. Replace any bushings if necessary.
INSTALLATION
1. Apply soapsuds to all of the rubber bushings.
2. Install the rear spring shackle and leaf spring front nut and bolt. Finger-tighten the nuts.
3. Install the rear spring clip U-bolts and bumper on top of the leaf spring.
4. Install the rear spring pad and new rear spring clip U-bolt nuts.
CAUTION:
Use new rear spring clip U-bolt nuts for installation.
5. Tighten the rear spring clip U-bolt nuts diagonally and evenly in
the order shown using the following sequence:
a. Tighten the rear spring clip U-bolt nuts until the rear spring pad contacts the rear final drive axle case.
b. Tighten the rear spring clip U-bolt nuts diagonally and evenly to 50 N·m (5.1 kg-m, 37 ft-lb).
c.
Tighten the rear spring clip U-bolt nuts to specification so the
lengths of all the exposed rear spring clip U-bolt threads under
the rear spring pad are equal in length as shown. Refer to
.
6. Install the shock absorber lower nut and bolt. Finger-tighten the nut.
7. Install the rear wheel and tire. Refer to
8. Remove the jack supporting the rear final drive assembly and
bounce the rear of the vehicle to stabilize the suspension.
(unladen)
9. Tighten the rear spring shackle nuts, rear leaf spring front nut and shock absorber nuts to specification.
CAUTION:
When installing the components with rubber bushings, the final nut tightening must be carried out
under unladen* conditions with the tires on level ground.
ALEIA0084ZZ
WEIA0075E
SRA703
LEAF SPRING
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< REMOVAL AND INSTALLATION >
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* (Fuel, radiator coolant and engine oil full. Spare tire, jack, hand tools and mats in designated
positions.)
10. Install the storage box (if equipped). Refer to
RSU-10
< REMOVAL AND INSTALLATION >
SHOCK ABSORBER
SHOCK ABSORBER
Removal and Installation
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REMOVAL
1. Support the rear final drive and suspension assembly using a suitable jack.
2. Remove the shock absorber upper and lower nuts and bolts
using power tool.
3. Remove the shock absorber.
INSPECTION AFTER REMOVAL
Inspect the shock absorber for any oil leaks, cracks, or deformations. Replace the shock absorber as neces-
sary.
INSTALLATION
Installation is in the reverse order of removal.
Disposal
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1. Set shock absorber horizontally with the piston rod fully extended.
2. Drill 2 – 3 mm (0.08 – 0.12 in) hole at the position ( ) from top
as shown to release gas gradually.
CAUTION:
• Wear eye protection (safety glasses).
• Wear gloves.
• Be careful with metal chips or oil blown out by the com-
pressed gas.
NOTE:
• Drill vertically in this direction (
).
• Directly to the outer tube avoiding brackets.
• The gas is clear, colorless, odorless, and harmless.
3. Position the drilled hole downward and drain oil by moving the piston rod several times.
CAUTION:
Dispose of drained oil according to the law and local regulations.
LEIA0104E
Shock absorber upper and lower nuts
: Refer to
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(A) : 20 – 30 mm (0.79 – 1.18 in)
JPEIA0161ZZ
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