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Home >> Fiat >> 2018 >> 500 Lounge, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 14 (Heating & Air Conditioning (Service Information) 500 - Electric) >> Plumbing >> Line, A/C Suction >> Removal >> A/C Suction Line Removal

A/C Suction Line Removal

WARNING: This page is about a different variant/trim than selected.
WARNING:

On vehicles equipped with the high voltage system, disconnecting the 12-volt battery negative cable alone will not power down the 12-volt system. You must perform the 12-volt Power Down procedure before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.

  1. Remove the electric motor trim cover.
  2. Power down the high-voltage system. Refer to 12-VOLT POWER DOWN .
  3. Disconnect the negative 12-volt battery cable.
  4. Recover the refrigerant. Refer to STANDARD PROCEDURE .
  5. Raise the vehicle. Refer to HOISTING .
    GC0157847Courtesy of CHRYSLER GROUP, LLC
  6. Remove the electric A/C compressor (EAC) suction fitting nut (1) and disconnect the fitting.
    • Discard the O-ring seal.
    • Install plugs in, or tape over the opened refrigerant line fittings and or ports.
    GC0157878Courtesy of CHRYSLER GROUP, LLC
  7. Remove the ground strap bolt above the EAC.
  8. Lower the vehicle.
    GC0157773Courtesy of CHRYSLER GROUP, LLC
  9. Remove the HVAC thermostatic expansion valve (TXV) outlet fitting nut and disconnect the fitting.
    • Discard the O-ring seal.
    • Install plugs in, or tape over the opened refrigerant line fittings and ports
  10. Detach the high-voltage harness routing clip from the A/C suction line.
    GC0157644Courtesy of CHRYSLER GROUP, LLC
  11. Remove the battery coolant chiller (BCC) TXV fitting nut and disconnect the fitting.
    • Discard the O-ring seals.
    • Install plugs in, or tape over the opened refrigerant line fittings and ports
  12. Detach the two 12-volt battery cable routing clips from the A/C suction line.
  13. Detach the wire harness retainers from the high-voltage power distribution center (PDC) bracket.
    GC0157895Courtesy of CHRYSLER GROUP, LLC
  14. Disconnect the high-voltage interlock (HVIL) connector (1), and the high-voltage connector (2) from the high-voltage PDC.
    GC0157686Courtesy of CHRYSLER GROUP, LLC
  15. Remove the A/C suction line bracket bolt from the high-voltage PDC bracket.
    GC0157867Courtesy of CHRYSLER GROUP, LLC
  16. Remove the two high-voltage PDC nuts (1) and position the high-voltage PDC (2) aside.
  17. Detach the 12-volt junction box from the high-voltage PDC bracket
  18. Remove the four high-voltage PDC bracket nuts, and remove the bracket.
  19. Remove the A/C suction line.
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