Toyota Prius 2010 Repair Manual page 402

(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
L22-17 (SIND) - L17-26 (SSLR)
L22-17 (SIND) - Body ground
Text in Illustration
Front view of wire harness connector
*1
(to Solar Ventilation ECU)
Front view of wire harness connector
*2
(to A/C Amplifier)
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK
2. REPLACE SOLAR VENTILATION ECU
(a) Replace the solar ventilation ECU with a known good one and check if the same problem occurs again
.
OK:
Same problem does not occur.
NG
REPLACE A/C AMPLIFIER
2010 Toyota Prius
(b) Disconnect the A/C amplifier connector.
Always
Always
Condition
Below 1 Ω
10 kΩ or higher
Specified Condition
Repair Manual