Land Rover Defender: Lower Control Arm - Vehicles With: Air Suspension

REMOVAL AND INSTALLATION

PART(S)

REMOVAL

CAUTION: Nuts and bolts must be tightened with vehicle at normal ride height.

NOTES:

• This procedure contains illustrations for left side components, right side components are similar.
• This procedure contains some variation in the illustrations depending on the vehicle specification, but the essential information is always correct.
• This procedure contains illustrations showing certain components removed to provide extra clarity.

1. Raise and support the vehicle on a suitable 2-post lift.

2.

CAUTION: This step must be completed in order to maintain the correct air suspension compressor/dryer performance.

Use the Jaguar Land Rover (JLR) approved diagnostic system, to pressurize the rear left air spring.

3. Remove the rear left wheel tire and assembly.

4.

Release the height sensor from the lower control arm.

5.

• Remove and discard the nut.
• Release the stabilizer bar link from the lower control arm.
• Release the rear air spring from the lower control arm.

6.

• Remove and discard the 2 nuts and bolts.
• Remove the 2 lower control arm to wheel knuckle links.

7.

Remove and discard the bolt.

8.

Remove and discard the nut and bolt.

9.

• Remove and discard the nut and bolt.
• Remove the lower control arm.

10.

• Remove the bolt.
• Remove and discard the nut from the lower control arm.

INSTALLATION

1.

• Install the nut to the lower control arm.

  Renew Part: Rear lower arm to knuckle nut Quantity: 1.

• Install and tighten the bolt.

  Torque: 6Nm

2.

• Install the lower control arm.
• Install the 2 lower control arm to subframe bolts and nuts.

  Renew Part: Rear lower arm to subframe nut and bolt Quantity: 2.

  Torque

  • Stage1: 100Nm
  • Stage2: 240º

3.

Install and tighten the bolt.

Renew Part: Rear lower arm to knuckle bolt Quantity: 1.

Torque

• Stage1: 70Nm
• Stage2: 240º

4.

• Install the 2 lower control arm to wheel knuckle links.
• Install and tighten the 2 new nuts and bolts.

  Renew Part: Rear lower arm to knuckle nut and bolt Quantity: 2.

  Torque

  • Stage1: 50Nm
  • Stage2: 180º

5.

• Connect the stabilizer link to the lower control arm.
• Install and tighten the nut.

  Renew Part: Stabilizer bar link lower nut Quantity: 1.

  Torque: 185Nm

• Secure the rear air spring to the lower control arm.
• Secure the height sensor link to the lower control arm.

6.

CAUTION: This step must be completed in order to maintain the correct air suspension compressor/dryer performance.

Use the JLR approved diagnostic system, to pressurize the air suspension.

7. Use the JLR approved diagnostic system, to calibrate the suspension ride height.

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