Toyota Prius 2010 Repair Manual page 387

Tester Connection
3 - 5
3 - 4
NG
REPLACE SOLAR VENTILATION RELAY
OK
3. INSPECT SOLAR VENTILATION ECU
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection
L104-4 - Body ground
L104-4 - Body ground
Text in Illustration
Front view of wire harness connector
*1
(to Solar Ventilation Relay)
2010 Toyota Prius
Below 1 Ω
(when battery voltage is applied to terminals 1 and 2)
10 kΩ or higher
(when battery voltage is applied to terminals 1 and 2)
(a) Disconnect the solar ventilation relay connector.
Power switch off
Solar ventilation switch off
Power switch off
Solar ventilation switch on
(System operation conditions reference table met
Specified Condition
Condition Specified Condition
Below 1 V
1 to 28 V
)
Repair Manual