Toyota Yaris: Window Defogger System / System Diagram
SYSTEM DIAGRAM

Communication Table
| Transmitter | Receiver | Signal | Communication Method |
| Rear Window Defogger Switch (Air Conditioning Control Assembly) | Air Conditioning Amplifier Assembly | Rear Window Defogger Switch Signal | LIN |
| Air Conditioning Amplifier Assembly | Main Body ECU (Multiplex Network Body ECU) | Rear Window Defogger Operation Signal | CAN |
| Main Body ECU (Multiplex Network Body ECU) | Power Distribution Box Assembly | Rear Window Defogger Operation Signal | CXPI |
PARTS LOCATION ILLUSTRATION
*1 REAR WINDOW DEFOGGER WIRE (BACK DOOR GLASS) *2 NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 ENGINE ROOM JUNCTION BLOCK ASSEMBLY - ECU-IGP NO...
SYSTEM DESCRIPTION GENERAL (a) The rear window defogger wire (back door glass) is attached to the inside of the rear window and defogs the window surface quickly when the rear window defogger switch is pressed...
Other information:
PRECAUTION NOTICE: If the auxiliary battery has been discharged and charged or the cable has been disconnected and reconnected to the negative (-) auxiliary battery terminal, perform Steering Sensor Zero Point Calibration. Click here
PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL PRECAUTIONS FOR LANE TRACING ASSIST SYSTEM (a) Precautions for Using the Lane Tracing Assist System (1) The lane tracing assist system provides information to the driver and performs steering assistance according to the road and driving conditions...
AM characteristics
AM signals bend around such things as buildings or mountains and
bounce off the ionosphere.
Therefore, they can reach longer distances than FM signals.
Because of this, 2 stations may sometimes be picked up on the
same frequency at the same time...
Categories
The front and side supplemental restraint systems (SRS) include different
types of air bags. Please verify the different types of air bags
which are equipped on your vehicle by locating the “SRS AIRBAG”
location indicators. These indicators are visible in the area where the
air bags are installed.
The air bags are installed in the following locations:
The steering wheel hub (driver air bag)
The front passenger dashboard (front passenger air bag)
The outboard sides of the front seatbacks (side air bags)
The front and rear window pillars, and the roof edge along both
sides (curtain air bags)
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