Toyota Prius 2010 Repair Manual page 162

NG
REPLACE COMPRESSOR WITH MOTOR ASSEMBLY
OK
3. INSPECT AIR CONDITIONING CYCLE
CAUTION:
Because the compressor has a high-voltage circuit, wear insulated gloves and pull out the service plug grip to
cut off the high-voltage circuit before inspection.
(a) Reconnect the connector to the compressor with motor assembly.
(b) Install the service plug grip.
(c) Turn the power switch on (IG).
(d) Set the A/C setting temperature to 25°C (77°F) and the blower switch LO and then operate the compressor
for 10 minutes to circulate the refrigerant cycle with refrigerant and collect as much compressor oil as possible.
(e) Turn the power switch off.
(f) Using a spot cooler or other tools, cool down the compressor with motor assembly for 30 minutes, or leave
the vehicle overnight before inspection.
NOTICE:
Do not operate the compressor before inspection.
(g) Remove the service plug grip.
CAUTION:
Do not touch the high-voltage connectors or terminals for 10 minutes after the service plug grip is removed.
NOTICE:
Do not start the engine with the service plug grip removed because it may cause a malfunction.
(h) Disconnect the connector from the compressor with motor assembly.
2010 Toyota Prius Repair Manual