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Home >> Fiat >> 2019 >> 500 Lounge, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 27 (Heating & Air Conditioning (Service Information) 500 - Electric) >> Plumbing >> Diagnosis And Testing >> Diagnosis And Testing - Refrigerant System Leaks >> Low Or Empty Refrigerant System

Low Or Empty Refrigerant System

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

This procedure should only be done after an A/C Performance Test has been conducted and a refrigerant system leak has NOT been found using the factory installed leak detection dye.

Do the following if the A/C compressor will not engage and a refrigerant leak in the A/C system is suspected but cannot be found using the factory installed leak detection dye.

  1. Recover, evacuate and recharge the refrigerant system. Refer to REFRIGERANT SYSTEM RECOVERY .
  2. Operate the HVAC system with the engine at idle under the following conditions for at least 15 minutes:
    • Doors or windows open
    • Transmission in Park or Neutral with the parking brake set (depending on transmission application)
    • A/C heater controls set to outside air, full cool, panel mode, high blower and A/C compressor engaged
    • If equipped with rear A/C, set rear controls to full cool and high blower.
  3. Turn the engine OFF and return to. Refer to LEAK TEST .
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