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Home >> Tesla >> 2014 >> Model S Base, AWD >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Electrical System -- Model S >> Harnesses >> Harness - Front Drive Unit - Remove And Replace >> Removal

Harness - Front Drive Unit - Remove And Replace: Removal

  1. Remove the HEPA filter outlet duct, see Duct - HEPA Filter - Outlet (Remove and Replace) .
  2. Remove the underhood storage unit, see Underhood Storage Unit (Remove and Install) .
  3. Disconnect 12V power, see DISCONNECT 12V POWER .
  4. Remove the 12V battery bracket beam, see 12V BATTERY BRACKET BEAM (REMOVE AND REPLACE) .
  5. Remove the bolts (x4) that attach the coolant reservoir to the shock tower cross member (torque 6 N.m).
    G15033218Courtesy of TESLA, INC.
  6. Disconnect the coolant reservoir level sensor connector.
    G15033219Courtesy of TESLA, INC.
  7. Shift the coolant reservoir out of the way to gain access to the components behind.
    G15033220Courtesy of TESLA, INC.
  8. Disconnect the FDU resolver connector.
    G15033221Courtesy of TESLA, INC.
  9. Release the fir tree clip from the FDU enclosure.
    G15033222Courtesy of TESLA, INC.
  10. Disconnect the front drive unit oil pump connector.
    G15033223Courtesy of TESLA, INC.
  11. Release the fir tree clip from the oil chiller.
    G15033224Courtesy of TESLA, INC.
  12. Release the fir tree clips (x2) located next to the A/C compressor.
    G15033225Courtesy of TESLA, INC.
  13. Release the fir tree clips located on top of the drive unit.
    NOTE: 4x fir tree clip
    G15033226Courtesy of TESLA, INC.
  14. Disconnect the FDU inverter connector.
    G15033227Courtesy of TESLA, INC.
  15. Remove the FDU inverter connector latching mechanism from the connector.
    G15033228Courtesy of TESLA, INC.
    G15033229Courtesy of TESLA, INC.
    G15033230Courtesy of TESLA, INC.
  16. Release the fir tree clip next to FDU inverter connector.
    G15033231Courtesy of TESLA, INC.
  17. Remove the edge clip securing the FDU logic harness to the connector bracket.
    G15033232Courtesy of TESLA, INC.
  18. Disconnect the FDU logic connector and set the harness aside.
    G15033233Courtesy of TESLA, INC.
  19. Remove the bolts (x2) that attach the FDU harness bracket (torque 5 N.m + 20 deg.).
    G15033234Courtesy of TESLA, INC.
  20. Remove the FDU harness from the vehicle.
    G15033235Courtesy of TESLA, INC.