Toyota Prius 2010 Repair Manual page 379

Terminal No.
(Symbol)
L22-25 (IG) - L22-1
(GND)
2. A/C AMPLIFIER
2010 Toyota Prius
Wiring
Terminal Description
Color
Power switch status
G - W-B
signal
(a) Waveform 1:
Item
Terminal No.
Tool Setting
Vehicle Condition
HINT:
The waveform varies with the blower speed.
(b) Waveform 2:
Terminal No.
Tool Setting
Vehicle Condition
HINT:
The waveform varies with the communication content.
SBI terminal: 7 V or higher
Solar ventilation system: off
Power switch off
Power switch on (IG)
L22-5 (BLW) - L22-1 (GND)
1 V/DIV., 500 μs/DIV.
Power switch off
Solar ventilation switch: on (blower motor operating)
Item
L22-17 (SIND) - L22-1 (GND)
1 V/DIV., 100 ms/DIV.
Power switch on (IG)
SBI terminal: 7 V or higher
Solar ventilation system: off
Condition
Content
Content
Specified
Condition
(See waveform
2)
Below 1 V
11 to 14 V
Repair Manual