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AS-2855
ARNOTT FRONT RIGHT AIR STRUT
FOR LEXUS LS460 (XF40)
The air suspension system is under pressure (up to 10 bar, or 150 lbf/in). Verify pressure has been relieved and disconnect power to the air suspension system prior to disassembly. Do not allow dirt or grease to enter the system. Always wear standard hand, ear, and eye protection when servicing the air suspension system.
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Not to be stored below 5°F (-15°C) or above 122°F (50°C).
Avoid damage to air lines and cables.
Removal and installation is only to be performed by fully qualified personnel.
Use car manufacturer’s diagnostic software.
Damage to the vehicle and air suspension system can be incurred if work is carried out in a manner other than specified
in the instructions or in a different sequence.
To avoid the possibility of short circuits while working with electric components consult your owner's manual on how to
disconnect your battery.
Consult your vehicle owner's manual, service manual, or car dealer for the correct jacking points on your vehicle and for
additional care, safety and maintenance instructions. Under no circumstances should any work be completed underneath
the vehicle if it is not adequately supported, as serious injuries and death can occur.
1. Set steering to straight ahead.
3. Remove front wheel. (FIGURE 1)
4. Remove applicable engine bay trim to access the shock tower beneath. (FIGURE 2)
5. Locate the shock tower and begin by removing the 3 nuts securing the actuator cover in place. (FIGURE 3, 4)
6. Carefully disconnect the actuator’s electrical connection and set the cover aside. (FIGURE 5)
7. Remove the actuator by rotating counter-clockwise and lifting out of position. (FIGURE 6, 7)
8. Next, remove the three nuts retaining the top of the strut to the strut tower. (FIGURE 8, 9)
9. Move to the underside of the vehicle to loosen and remove the lower shock mounting bolt located on the lower control arm. (FIGURE 10)
10. Locate and remove the air line by pushing in on the retention clip to dislodge the air line connection. (FIGURE 11)
11. Locate and remove the fasteners retaining the brake hose bracket to the inside of the spindle assembly. (FIGURE 12)
12. Locate and remove the cotter pins retaining the castle nuts that secure the upper control arms to the spindle assembly. (FIGURE 13)
13. With cotter pins removed, loosen and remove the castle nuts. (FIGURE 14)
14. With a ball joint separation tool or other means, dislodge the upper control arms from the spindle assembly. (FIGURE 15, 16)
15. Carefully maneuver the shock over the lower control arm and out away from the vehicle. (FIGURE 17)
Tighten all nuts and bolts to manufacturer's specifications during the installation process.
Do not remove the air fitting from the air strut. Doing so may cause damage and/or void warranty.
1. Installation is in the reverse order of air strut removal. Adhere to all manufacture’s specifications for torque values.