Lincoln Aviator 2020-2021 Service Manual / Chassis / Suspension / Vehicle Dynamic Suspension / General Procedures - Air Suspension System Depressurize and Pressurize

Lincoln Aviator: Vehicle Dynamic Suspension / General Procedures - Air Suspension System Depressurize and Pressurize

Pressure release

  1. Assemble the following items:
    1. Shut off valve
    2. Pressure regulator with gauge
    3. R-134a low side refrigerant line fitting
    4. Air line male quick connect fitting
  1. Position the vehicle on a hoist.
    Refer to: Jacking and Lifting (100-02 Jacking and Lifting, Description and Operation).
  1. Typical air suspension service port.
  1. Typical hookup for depressurization.
  1. Typical hookup for pressurization.
  1. NOTICE: Shop air source must not contain lubrication. Air must be free of moisture and lubrication or air suspension system damage will occur.

    NOTE: Monitor the pressure gauge during the filling process as adjustments will be required to maintain the pressure.

    Connect a scan tool and follow the FDRS Pressurization and Depressurization procedure.

    Diagnosis and Testing - Vehicle Dynamic Suspension - Vehicles With: Air Suspension

    Diagnostic Trouble Code (DTC) Chart Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods (100-00 General Information, Description and Operation)...

    Removal and Installation - Air Suspension Compressor

    Removal   WARNING: Vent all air pressure from the air suspension system prior to disconnecting or removing any air suspension components. It is dangerous to remove air suspension components while under pressure...

    Other information:

    Lincoln Aviator 2020-2021 Owners Manual: Changing the Front Wiper Blades - Vehicles With: Heated Wiper Blades


    Lincoln Aviator 2020-2021 Owners Manual: Information About Uniform Tire Quality Grading

    Tire Quality Grades apply to new pneumatic passenger car tires. The Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example: Treadwear 200 Traction AA Temperature A. These Tire Quality Grades are determined by standards that the United States Department of Transportation has set...


    Emergency Locking

    Each door has a backup power system which allows the door to function if your vehicle has no power. The system has a limited number of operations before the power is depleted and turns off. When the system turns off, the door remains open and unlatched and does not close.

    If your vehicle has no power and the backup power system is turned off, you can close and secure your vehicle by manually resetting each door latch using a key in the position shown.

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