Toyota Yaris: Lane Tracing Assist System / System Diagram
SYSTEM DIAGRAM

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...
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the lane tracing assist system.
*: Use the GTS.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT
2...
Other information:
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...
These lights turn on or flash to notify the user of the system operation
status or a system malfunction.
KEY
Indicator Light
Wrench Indicator Light
TCS/DSC
Indicator Light
DSC OFF
Indicator Light
Low
Speed Pre-Collision System Indicator Light
Low
Speed Pre-Collision System OFF Indicator Light
Low
Engine Coolant Temperature Indicator Light
Shift
Position Indication
Headlight High-Beam Indicator Light
Turn
Signal/Hazard Warning Indicator Lights
Security Indicator Light
Cruise
Main Indication
Cruise
Set Indication/Indicator Light
Select
Mode Indicator Light
Lights-On Indicator Light
Front
Passenger Air Bag Deactivation Indicator Light
* 1: The light turns on when the ignition is switched on for
an operation check,
and turns off a few seconds later or when the engine is started...
Categories
The fuel gauge shows approximately how much fuel is remaining in
the tank when the ignition is switched ON. We recommend keeping
the tank over 1/4 full.

Full
1/4 Full
Empty
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