Lincoln Corsair Manuals

Lincoln Corsair: Rear Suspension / Removal and Installation - Lower Arm

Lincoln Corsair 2020-2022 Service Manual / Chassis / Suspension / Rear Suspension / Removal and Installation - Lower Arm

Special Tool(s) / General Equipment

Vehicle/Axle Stands

Removal

  1. Remove the wheel and tire.
    Refer to: Wheel and Tire (204-04A Wheels and Tires, Removal and Installation).
  1. NOTICE: Take extra care when handling a compressed spring. Failure to follow this instruction may result in personal injury.

    NOTICE: Make sure that the insulator pads are correctly positioned to prevent direct contact with other components.

    Raise the suspension approximately 20mm from rebound condition.
    Use the General Equipment: Vehicle/Axle Stands
    1. Disconnect the wheel speed sensor electrical connector.
    1. Detach the wheel speed sensor wiring harness retainers.
    1. Detach the wheel speed sensor wiring harness retainer.
  1. NOTICE: The rear suspension height sensor must be disconnected from the lower control arm prior to servicing suspension components or damage to the suspension height sensor and/or the vehicle dynamic suspension system may occur. The sensor will need to be recalibrated after reassembly.

    NOTE: If equipped with dynamic suspension.


    1. Disconnect the rear ride height sensor electrical connector.
    1. Detach the rear ride height sensor wiring harness retainers.
  1. Remove the rear ride height sensor arm bracket bolts and the rear ride height sensor.
  1. NOTICE: Do not use power tools to remove or install the stabilizer bar link nuts. Damage to the stabilizer bar link ball joints and boots may occur.

    NOTE: Use the TORX PLUS® holding feature to prevent the ball stud from turning while removing or installing the lower arm outboard nut. Torx® and TORX PLUS® is a reg. tm of Acument Intellectual Properties, LLC.

    The stabilizer bar links are designed with low friction ball joints that have a low breakaway torque. Remove and discard the rear stabilizer bar link lower nut and position the rear stabilizer bar link aside.
  1. NOTE: Make sure that the knuckle is supported with suitable retaining straps.

    Remove and discard the lower arm-to-wheel knuckle bolt and nut.
  1. NOTICE: Take extra care when handling a compressed spring. Failure to follow this instruction may result in personal injury.

    NOTICE: Make sure that the insulator pads are correctly positioned to prevent direct contact with other components.

    NOTE: Make sure that the knuckle is supported with suitable retaining straps.

    1. Remove and discard the rear lower arm-to-subframe bolts.
    1. Remove the lower arm from subframe and knuckle.
      Use the General Equipment: Vehicle/Axle Stands

Installation

  1. NOTICE: Make sure that the insulator pads are correctly positioned to prevent direct contact with other components.

    1. NOTE: Make sure that the lower spring seat is properly aligned.

      Position and install the lower arm to the subframe and knuckle.
    1. NOTE: Make sure that the new bolts are used.

      NOTE: Only tighten the bolts finger tight at this stage.

      Install the new rear lower arm-to-subframe bolts.
  1. NOTE: Make sure that the knuckle is supported with suitable retaining straps.

    NOTE: Make sure that the new bolt and nut is installed.

    NOTE: Only tighten the nut and bolt finger tight at this stage.

    Install the new lower arm-to-wheel knuckle bolt and nut.
  1. NOTE: Make sure that a new nut is used.

    NOTE: Only tighten the nut and bolt finger tight at this stage.

    Position the rear stabilizer bar link and install the new rear stabilizer bar link lower nut.
  1. NOTE: If equipped with dynamic suspension.

    Position the rear ride height sensor and install the rear ride height sensor arm bracket bolts.
    Torque: 97 lb.in (11 Nm)
  1. NOTE: If equipped with dynamic suspension.

    1. Attach the rear ride height sensor wiring harness retainers.
    1. Connect the rear ride height sensor electrical connector.
    1. Attach the wheel speed sensor wiring harness retainer.
    1. Attach the wheel speed sensor wiring harness retainers.
    1. Connect the wheel speed sensor electrical connector.
  1. NOTICE: Make sure that the insulator pads are correctly positioned to prevent direct contact with other components.

    Suspension at curb height.
    Use the General Equipment: Vehicle/Axle Stands
  1. NOTICE: Tighten the suspension fasteners with the weight of the vehicle on the wheels and tires or use a suitable jack to raise the suspension to curb height or damage to the bushings may occur.

    NOTE: Only tighten the nuts and bolts when the suspension is in the normal drive position.

    1. Tighten the new lower arm-to-subframe bolt.
      Torque:
        Stage 1:  184 lb.ft (250 Nm)
        Stage 2:  120°
    1. Tighten the new lower arm-to-subframe bolt.
      Torque:
        Stage 1:  159 lb.in (18 Nm)
        Stage 2:  203 lb.ft (275 Nm)
  1. NOTICE: Tighten the suspension fasteners with the weight of the vehicle on the wheels and tires or use a suitable jack to raise the suspension to curb height or damage to the bushings may occur.

    NOTE: Only tighten the nuts and bolts when the suspension is in the normal drive position.

    Tighten the new lower arm-to-wheel knuckle nut.
    Torque: 203 lb.ft (275 Nm)
  1. NOTICE: Tighten the suspension fasteners with the weight of the vehicle on the wheels and tires or use a suitable jack to raise the suspension to curb height or damage to the bushings may occur.

    NOTICE: Do not use power tools to remove or install the stabilizer bar link nuts. Damage to the stabilizer bar link ball joints and boots may occur.

    NOTE: Only tighten the nuts and bolts when the suspension is in the normal drive position.

    NOTE: Use the TORX PLUS® holding feature to prevent the ball stud from turning while removing or installing the lower arm outboard nut. Torx® and TORX PLUS® is a reg. tm of Acument Intellectual Properties, LLC.

    NOTE: The stabilizer bar links are designed with low friction ball joints that have a low breakaway torque.

    Tighten the new rear stabilizer bar link lower nut.
    Torque: 85 lb.ft (115 Nm)
  1. Install the wheel and tire.
    Refer to: Wheel and Tire (204-04A Wheels and Tires, Removal and Installation).
  1. Check and if necessary adjust rear camber.
    Refer to: Rear Camber Adjustment (204-00 Suspension System - General Information, General Procedures).
  1. Calibrate the suspension system. Connect the scan tool and carry out the Ride Height Calibration routine. Follow the scan tool directions.

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