Toyota Prius 2010 Repair Manual page 398

Items
Ambient temperature
NOTICE:
To ensure stable generation of voltage by the moon roof glass assembly (solar panel), make sure to park the
vehicle in a location where the system operation conditions reference table are satisfied.
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection
L22-11 (SBI) - L22-1 (GND)
Text in Illustration
Front view of wire harness connector
*1
(to Solar Ventilation ECU)
CHECK HARNESS AND CONNECTOR (SOLAR VENTILATION ECU - SOLAR PANEL, BODY
NG
GROUND)
OK
2. READ VALUE USING TECHSTREAM
(a) Reconnect the solar ventilation ECU connector.
(b) Connect the Techstream to the DLC3.
2010 Toyota Prius
panel)
20 to 40°C (68 to 104°F)
(b) Disconnect the solar ventilation ECU connector.
CAUTION:
The moon roof glass assembly (solar panel) generates electricity when
exposed to a light source such as sunlight. If an inspection of the moon
roof glass assembly (solar panel) is performed while electricity is being
generated, work carefully in order to prevent an accidental short circuit or
electric shock.
System operation conditions reference table are met.
Condition
Condition Specified Condition
12 V or higher
Repair Manual