Toyota Prius 2010 Repair Manual page 98

OK
REPLACE A/C AMPLIFIER
12. REPAIR A/C SYSTEM LEAK
(a) Identify the area where refrigerant leaks from
(b) Repair the identified area of the A/C system.
(c) Evacuate the A/C system.
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CHARGE REFRIGERANT
13. INSPECT COOLING FAN SYSTEM
(a) Check that the cooling fan(s) operates normally.
HINT:
Refer to Cooling Fan Circuit
NG
REPAIR COOLING FAN SYSTEM
OK
14. CHARGE REFRIGERANT
(a) Use a refrigerant recovery unit to recover refrigerant.
(b) Evacuate the A/C system.
(c) Add an appropriate amount of refrigerant
HINT:
If refrigerant is added and the system has not been properly evacuated (insufficient vacuum time), moisture in
the air remaining in the system will freeze in the expansion valve, blocking the flow on the high pressure side.
Therefore, recover the refrigerant and properly evacuate the system. Add an appropriate amount of refrigerant,
and check for DTCs.
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15. RECHECK FOR DTC
(a) Recheck for the DTC when the following conditions are satisfied.
2010 Toyota Prius
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Repair Manual