Q: How to service and repair the A/C Hose on Toyota Land Cruiser?
A: To maintain an HVAC hose/line, de-aerate the refrigerant, install a new faulty hose, and cap open fittings as quickly as possible. Tighten joints to certain torque. Air evacuation and recharge, 650+50 g (22.93+1.76 oz) single A/C, 1,050+50 g (37.03+1.76 oz) dual. Leak check, retorque (as necessary), A/C check.
Q: How to service and repair the A/C Hose on Toyota RAV4?
A: Installation To release the refrigerant, change the defective HVAC hose or line, and cover open fittings as soon as possible to prevent the ingress of moisture or dirt. Torque relations to specification. Proceed to drain the system and fill with 500 ± 50 g (17.64 ± 1.76 oz) refrigerant. Test with leak detector and test A/C.