LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2002 >> LS 430 >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Air Conditioning >> Refrigerant Line >> Replacement
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Refrigerant Line: Replacement

  1. Discharge refrigerant from refrigeration system.
  2. Replace faulty tube or hose.
    CAUTION: Cap the open fittings immediately to keep moisture or dirt out of the system.
  3. Tighten joint of bolt or nut to specified torque.
    NOTE: Connections should not be torqued tighter than the specified torque.
    Fig 1: Displaying Torque Specifications For A/C Parts
    G01145169Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. Evacuate air in refrigeration system and charge with refrigerant.
    1. Specified amount:
      1. Single A/C:  650+/- 50 g (22.93 +/- 1.76 oz.)
      2. Dual A/C:  900 +/- 50 g (31.74 +/- 1.76 oz.)
  5. Inspect for leakage of refrigerant.
    1. Using a gas leak detector, check for leakage of refrigerant.
  6. Inspect air conditioner operation.
scientia non olet · About LEMON Manuals