Nissan Armada 2025-2026 Service and Repair Manual: Rear Suspension Assembly

Inspection

WARNING:

• Jacking up or lift up the vehicle may the vehicle height to go down which cause a personal injury and/or damage to the air suspension component parts. Refer to Precaution for when Jacking and Lifting Up the vehicle with Electronic Air Suspension System.

COMPONENT PART

Check the mounting conditions (looseness, backlash) of each component and component conditions (wear, damage) are normal.

Ball Joint Axial End Play

WARNING:

When moving the rear tires up and down by hand, place a jack at the front garage jack point to stabilize the vehicle or the vehicle could rock and fall off the lift resulting in serious personal injury or death.

1. Check ball joint boot for cracks or other damage. If there are cracks or other damage, replace suspension arm or front lower link.

2. Lift the vehicle and vertically swing tires by hand to check if the ball joint has a backlash. If it has a backlash, replace suspension arm or front lower link.

CAUTION:

• Never depress brake pedal when measuring.

• Never perform with tires on level ground.

• Be careful not to damage ball joint boot. Do not apply excessive force.

SHOCK ABSORBER

Check for oil leakage and damage. Replace it if necessary.

Oil Leakage Inspection

• If oil does not extend beyond the spring seat or upper half (C) of strut/shock absorber , this is slight oil seepage and the strut/shock absorber should not be replaced.

  

• If oil does extend beyond the spring seat or upper half (C) of strut/shock absorber as shown, perform the following.

  

  • Use a finger to touch the oil that has extended beyond the spring seat or upper half of strut/ shock absorber.

    • If the oil layer is thick and contains large pieces of dust and debris, replace the strut/shock absorber.

    • If the oil layer is thin and does not contain large pieces of dust and debris, do not replace the strut/shock absorber.

NOTE:

If strut/shock absorber leakage is diagnosed in one strut/shock absorber, do not automatically replace both sides. Replace only the leaking strut/shock absorber.