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Home >> Fiat >> 2016 >> 500 Turbo, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 52 (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 car, the 2015 Fiat 500. However, it is still accessible from the selected car via links, so may be relevant.
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. Refer to ELECTRIC VEHICLE CONTROL SYSTEM, STANDARD PROCEDURE .

  1. Remove the electric motor trim cover.
  2. Power down the high-voltage system. Refer to ELECTRIC VEHICLE CONTROL SYSTEM, STANDARD PROCEDURE .
  3. Disconnect the negative 12-volt battery cable.
  4. Recover the refrigerant. Refer to STANDARD PROCEDURE  .
  5. Raise the vehicle. Refer to STANDARD PROCEDURE .
    Fig 1: Electric A/C Compressor (EAC) Suction Fitting Nut
    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.
    Fig 2: Ground Strap Bolt
    GC0157878Courtesy of CHRYSLER GROUP, LLC
  7. Remove the ground strap bolt above the EAC.
  8. Lower the vehicle.
    Fig 3: HVAC Thermostatic Expansion Valve (TXV) Outlet Fitting Nut
    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.
    Fig 4: Battery Coolant Chiller TXV Fitting Nut
    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.
    Fig 5: High-Voltage Interlock (HVIL) Connector & High-Voltage Connector
    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.
    Fig 6: A/C Suction Line Bracket Bolt
    GC0157686Courtesy of CHRYSLER GROUP, LLC
  15. Remove the A/C suction line bracket bolt from the high-voltage PDC bracket.
    Fig 7: High-Voltage PDC Nuts & High-Voltage PDC
    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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