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:
DESCRIPTION If a new electrical key transmitter sub-assembly could not be registered, wave interference or a malfunction of the certification ECU (smart key ECU assembly), ID code box (immobiliser code ECU), electrical key transmitter sub-assembly, steering lock ECU (steering lock actuator or upper bracket assembly), smart door control receiver assembly is suspected...
ADJUSTMENT CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after completing the front wheel alignment procedure are shown below. Necessary Procedures After Procedure Performed Replacement Part or Procedure Necessary Procedure Effect/Inoperative when not Performed Link Front wheel alignment adjustment ECU Data Initialization Active torque split AWD system
Calibration
DTCs are stored
Slip indicator light illuminates
VSC disabled or malfunctions
PROCEDURE 1...
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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