Toyota Prius 2010 Repair Manual page 50

Plasmacluster does not operate*3
ECO MODE switch indicator does not come on (ECO MODE switch does
not operate)
Micro dust and pollen filter mode does not operate (A/C system is
operating normally)
Unable to control A/C with the steering pad switch
Diagnostic trouble codes (DTCs) are not recorded. Set mode is cleared
when power switch is off.
Remote Air Conditioning System*4
The remote air conditioning system does not operate when the
remote A/C switch on the key (electrical transmitter) is
pressed. (air conditioning system is normal)
The remote air conditioning system does not operate even
though a wireless door lock is performed when the remote
A/C switch on the key (electrical transmitter) is pressed. (air
2010 Toyota Prius
Symptom
Symptom
Suspected Area
Blower motor circuit
Plasmacluster circuit
A/C amplifier
ECO switch circuit
A/C amplifier
Air inlet damper control
servo motor circuit
Air outlet damper control
servo motor circuit
Blower motor circuit
Air conditioning control
panel circuit
A/C amplifier
Steering pad switch circuit
Air conditioning control
panel circuit
A/C amplifier
Back-up power source
circuit
A/C amplifier
Suspected Area
Wireless door lock control system
Data List (FL Door Courtesy, FR Door
Courtesy, RL Door Courtesy SW, RR
Door Courtesy SW, Back Door Courtesy
SW)
Data List (Hood Courtesy SW)
Data List (Start Switch1, Start Switch2)
Data List (IG SW, ACC SW)
Data List (FL Door Lock Pos, FR Door
Lock Pos, RL-Door Lock Pos SW, RR-
Door Lock Pos SW)
Operation check (key (electrical
transmitter))
Use simulation method to check
Data List (FL Door Courtesy, FR Door
Courtesy, RL Door Courtesy SW, RR
Door Courtesy SW, Back Door Courtesy
See
page
See
page
Repair Manual