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Toyota Prius 2010 Repair Manual page 48

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Temperature control: No warm air comes out
Temperature control: Output air is warmer or cooler than the set
temperature or response is slow
2010 Toyota Prius
Symptom
Suspected Area
Air conditioning control
panel circuit
Expansion valve
CAN communication
system
A/C amplifier
No. 2 engine wire
Compressor with motor
assembly
Power management control
ECU
Air mix damper control
servo motor circuit
Engine coolant temperature
sensor circuit
Evaporator temperature
sensor circuit
Room temperature sensor
circuit
Ambient temperature
sensor circuit
Air conditioning control
panel circuit
PTC heater circuit*2
CAN communication
system
Radiator unit sub-assembly
A/C amplifier
ECM
Refrigerant volume
Refrigerant pressure
Solar sensor circuit
Room temperature sensor
circuit
Ambient temperature
sensor circuit
Evaporator temperature
sensor circuit
Air mix damper control
servo motor circuit
See
page
Repair Manual

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