LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Tesla >> 2021 >> Model S Performance >> Repair and Diagnosis >> Suspension >> Wheel Alignment >> Suspension -- Model S >> Adjustment >> EPAS Alignment Check >> Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

EPAS Alignment Check: Procedure

  1. Open the LH front door and lower the LH front window.
  2. Put the vehicle in Service Mode. See Service Mode Enable And Disable .
  3. Unlock the vehicle gateway. See Gateway Unlock .
  4. Disable the "Speed Limit" on the touchscreen: Touch Service > Service Settings > Remove Speed Limit  .
    G00657511Courtesy of TESLA, INC.
    G00657512Courtesy of TESLA, INC.
    G00657513Courtesy of TESLA, INC.
  5. Go to the alignment portal: Touch Service > Chassis > Alignment and Tires  .
    NOTE: Make sure the drive rails are on.
    G00657514Courtesy of TESLA, INC.
    G00657515Courtesy of TESLA, INC.
  6. Move the vehicle to a flat area with 500 m of space.
    NOTE: The vehicle will need to exceed 18 mph (30 km/h) within 500 m for the test to complete.
  7. Touch Service > Chassis > Alignment and Tires > Offset Drive Test > Run  , and then drive the vehicle in a straight line for 500 m, going at least 18 mph (30 km/h).
    NOTE: Turning the steering yoke/wheel over 200 degrees might end the test.
    G00657516Courtesy of TESLA, INC.
    G00657517Courtesy of TESLA, INC.
  8. After completing the test, stop the vehicle to view the test results.
    NOTE: It might be necessary to touch Offset Drive Test  in order to view the test results.

    Offset Drive Test results

    G00657518Courtesy of TESLA, INC.
    • If the test passed: a four wheel alignment is not necessary. Skip to step  9.
    • If the test failed: the vehicle requires a four wheel alignment check and adjust. See Four Wheel Alignment Check and Adjust .
  9. Disable Service Mode. See Service Mode Enable And Disable .
  10. Raise the LH front window and close the LH front door.