Section 752 (Air Conditioning System): Refrigerant: Replacement

WARNING: This page is about a different car, the 2004 Scion xB. However, it is still accessible from the selected car via links, so may be relevant.

DISCHARGE REFRIGERANT FROM REFRIGERATION SYSTEM
1. Turn the A/C switch on.
2. Operating the cooler compressor at the engine RPM of approx. 1,000 for 5 to 6 minutes, circulate the refrigerant and collect compressor oil remaining in each component into the cooler compressor as much as possible.
3. Stop the engine.
4. Release the refrigerant gas.
  SST 07110-58060 (07117-58080, 07117-58090, 07117-78050, 07117-88060, 07117-88070, 07117-88080)
CHARGE REFRIGERANT
1. Using a vacuum pump, purge refrigeration system.
2. Charge refrigerant, HFC-134a (R134a).
  Standard: 380 +/- 30 g (13.9 +/- 1.1 oz.)
  
  SST 07110-58060 (07117-58060, 07117-58070, 07117-58080, 07117-58090, 07117-78050, 07117-88060, 07117-88070, 07117-88080)
  
  Fig 1: Refrigerant Amount And Height Pressure Variation Graph
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
WARM UP ENGINE
INSPECT LEAKAGE OF REFRIGERANT
1. Using a gas leak detector, check for leakage of refrigerant.