Toyota Yaris: Pre-collision System / System Diagram
SYSTEM DIAGRAM

PARTS LOCATION ILLUSTRATION
*1 FORWARD RECOGNITION CAMERA *2 MILLIMETER WAVE RADAR SENSOR ASSEMBLY *3 BRAKE ACTUATOR ASSEMBLY - SKID CONTROL ECU *4 ECM ILLUSTRATION
*1 COMBINATION METER ASSEMBLY - MULTI-INFORMATION DISPLAY - PCS WARNING LIGHT *2 STEERING SENSOR *3 POWER DISTRIBUTION BOX ASSEMBLY - ECU-IGR NO...
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the pre-collision system.
*: Use the GTS.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT
2...
Other information:
The Traction Control System (TCS) enhances traction and safety
by controlling engine torque and braking. When the TCS detects
driving wheel slippage, it lowers engine torque and operates the
brakes to prevent loss of traction.
This means that on a slick surface, the engine adjusts automatically to
provide optimum power to the drive wheels, limiting
wheel spin and loss of traction...
OPERATION CHECK CHECK ELECTRICAL REMOTE CONTROL MIRROR FUNCTION (a) Turn the ignition switch to ON. (b) With L on the mirror select and surface adjust switch selected, check that the outer rear view mirror assembly LH surface moves up, down, left and right normally...
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Stop the vehicle completely.
Manual transaxle:
Shift into neutral and set the parking brake.
Automatic transaxle:
Shift the selector lever to the P position and set the parking brake.
Press the push button start to turn off the engine. The ignition position is
off.
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