Toyota Prius 2010 Repair Manual page 386

PROCEDURE
1. PERFORM ACTIVE TEST USING TECHSTREAM
(a) Connect the Techstream to the DLC3.
(b) Turn the power switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Air Conditioner / Active Test.
(e) Check the operation by referring to the table below.
Air Conditioner
Tester Display
Blower Motor
OK:
Blower motor operates and blower motor speed level changes.
NG
GO TO AIR CONDITIONING SYSTEM (BLOWER MOTOR CIRCUIT)
OK
2. INSPECT SOLAR VENTILATION RELAY
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
3 - 5
3 - 4
2010 Toyota Prius
Test Part
Blower motor
(a) Remove the solar ventilation relay.
10 kΩ or higher
Below 1 Ω
Control Range
Min.: 0, Max.: 31
Specified Condition
Diagnostic Note
-
Repair Manual