2018 Tesla Model S 100DFACTORY OEM SERVICE PROCEDURE

Calibration - Front Radar Sensor: Procedure

  1. Vehicles built after August 20, 2017: skip to step  8.
  2. Remove components for access to the radar sensor:
    Vehicle Build Date Steps
    Vehicles built between April 10, 2016 and August 20, 2017 Remove the front fascia assembly Fascia Assembly - Front (Remove And Install) .
    Vehicles built after August 20, 2017 Remove the front fascia assembly Fascia Assembly - Front (Remove And Install) .
    Remove the HEPA filter inlet duct Duct - HEPA Filter - Inlet (Remove And Replace) .
  3. Drive the vehicle on to an alignment rack.
    NOTE: DAS 1.0 and DAS 2.0 vehicles need vertical alignment before Service Drive Alignment. DAS 2.5 vehicles need a Service Drive Alignment, and then vertical and horizontal alignment.
  4. Clean the front of the radar sensor with water and a clean shop towel.
  5. If the vehicle was built through August 20, 2017, use the bubble tool to check vertical alignment. If the bubble is not centered between the lines on the long side of the bubble tool, adjust the vertical alignment screw until the bubble is centered:
    CAUTION: Inspect the bubble tool for damage. Do not perform this procedure with a damaged bubble tool.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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