Toyota Prius 2010 Repair Manual page 22

Communication Table
Sender
A/C amplifier
A/C amplifier
A/C amplifier
Combination meter
assembly
ECM
Power management
control ECU
2010 Toyota Prius
Receiver
ECM
Power management
control ECU
A/C control assembly
A/C amplifier
A/C amplifier
A/C amplifier
Signal
Heater idle up request signal
ECO switch information signal
Prior A/C control request signal
Cooling fan motor driving request
signal
Refrigerant gas pressure sensor
signal
Ambient temperature signal
Heater idle up request signal
ECO switch information signal
Prior A/C control request signal
Water pump ON/OFF request
signal
Inverter STB ON/OFF request
signal
Electrical compressor start signal
Electrical compressor target
revolutions signal
A/C control state signal
Ambient temperature indicator
signal
MODE indication signal
Blower level indication signal
Set temperature indication signal
Vehicle speed signal
Engine revolution speed signal
Engine coolant temperature signal
A/C inverter main power supply
voltage signal
A/C inverter output signal
A/C inverter internal power source
malfunction
STB wire short
State of STB
A/C inverter temperature
information
Compressor start flag
Communication
Line
CAN
CAN
LIN
CAN
CAN
CAN
Repair Manual