Toyota Prius 2010 Repair Manual page 378

TERMINALS OF ECU
1. SOLAR VENTILATION ECU
HINT:
Check from the rear of the connector while it is connected to the solar ventilation ECU.
Terminal No.
(Symbol)
L22-1 (GND) - Body
ground
L22-5 (BLW) - L22-
1 (GND)
L22-11 (SBI) - L22-
1 (GND)
L22-12 (BLWB) -
L22-1 (GND)
L22-13 (PVSW) -
L22-1 (GND)
L22-14 (PVSO) -
L22-1 (GND)
L22-17 (SIND) -
L22-1 (GND)
2010 Toyota Prius
Wiring
Terminal Description
Color
W-B - Body
Ground
ground
Blower motor control
V - W-B
signal
G - W-B Solar panel voltage
Blower motor power
R - W-B
source
Solar ventilation switch
P - W-B
signal
Solar ventilation switch
P - W-B
status signal
Solar ventilation ECU
L - W-B
status signal
Condition
Always
Power switch off
Solar ventilation switch: on
(blower motor operating)
Always
(System operation conditions
reference table met
Power switch off
Solar ventilation switch: on
(System operation conditions
reference table met
Solar ventilation switch: off
Solar ventilation switch: on
Solar ventilation switch: off
Solar ventilation switch: on
Power switch on (IG)
Specified
Condition
Below 1 V
Pulse
generation
(See waveform
1)
1 to 28 V
)
1 to 28 V
)
4.5 to 5.5 V
Below 1 V
4.5 to 5.5 V
Below 1 V
Pulse
generation
Repair Manual