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Home >> Jeep >> 2022 >> Gladiator Mojave, Part Time T/Case Control, Standard Trans >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning (Service Information) >> Plumbing >> Diagnosis And Testing >> Diagnosis And Testing - Refrigerant System Leaks >> Low Or Empty Refrigerant System

Low Or Empty Refrigerant System

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 R-1234YF REFRIGERANT SYSTEM RECOVERY  and R-1234YF REFRIGERANT SYSTEM EVACUATE  and R-1234YF REFRIGERANT SYSTEM CHARGE .
  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 Refer to LEAK TEST .
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