SYSTEM DESCRIPTION
GENERAL
(a) The rear window defogger wire is attached to the inside of the rear window and defogs the window surface quickly when the rear window defogger switch is pressed. The indicator light on the switch illuminates while the system is operating. This system automatically turns off after approximately 15 minutes.
HINT:
NOTICE:
If the battery voltage becomes low, window defogger system operation is canceled to prioritize supplying power to the power steering system.
FUNCTION OF MAIN COMPONENTS
|
Component |
Outline |
|---|---|
|
Air Conditioning Control Assembly |
Sends signals to the air conditioning amplifier assembly to operate the window defogger system. |
|
Air Conditioning Amplifier Assembly |
Sends a window defogger system activation request signal to the defogger relay. |
|
Defogger Relay |
Receives a window defogger system activation request signal from the air conditioning amplifier assembly and supplies power to the back door glass (rear window defogger wire). |
|
Back Door Glass (Rear Window Defogger Wire) |
Receives power from the defogger relay and heats the rear window using the back door glass (rear window defogger wire). |
How To Proceed With Troubleshooting
Operation CheckToyota CH-R Service Manual > Airbag System: Front Airbag Sensor RH Malfunction (B1610/13)
DESCRIPTION
The front airbag sensor RH circuit consists of the airbag sensor assembly and
front airbag sensor RH.
The front airbag sensor RH detects impacts to the vehicle and sends signals to
the airbag sensor assembly to determine if the airbags and pretensioners should
be deployed.
DTC B ...
Toyota CH-R Service Manual > Smart Key System(for Start Function): Engine/Power Switch Malfunction (B2278)
DESCRIPTION
This DTC is stored when the SSW1 contact signal and SSW2 contact signal, which
are detected when the engine switch is operated, do not match.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Note
B2278 ...