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:
Front
With Halogen Headlights
Headlights (Low/High beam)/Daytime running lights
Front side-marker lights
Overhead lights/Map lights
Side turn signal lights (if equipped)
Front turn signal lights/Parking lights
Fog lights (if equipped)
With LED Headlights
Headlights (High beam)
Headlights (Low beam)
Front side-marker lights
Overhead lights/Map lights
Side turn signal lights (if equipped)
Front turn signal lights/Parking lights
Daytime running light/Parking light
Fog lights
Rear
4-Door
Trunk light
High-mount brake lights
License plate lights
Reverse lights
Rear turn signal lights
Brake lights/Taillights/Rear side-marker lights
5-Door
High-mount brake light
License plate lights
Reverse lights
Rear turn signal lights
Brake lights/Tail lights
Rear side-marker lights
Luggage compartment light
To replace the bulb, contact your Toyota dealer...
DESCRIPTION Detection Item Symptom Trouble Area Certification ECU Communication Stop Mode Communication stop for "Certification (Smart) and/or Power Management" is indicated on the "Communication Bus Check" screen of the GTS.
Certification ECU (smart key ECU assembly) branch line or connector
Power source circuit of certification ECU (smart key ECU assembly)
Certification ECU (smart key ECU assembly) ground circuit
Certification ECU (smart key ECU assembly)
WIRING DIAGRAM
CAUTION / NOTICE / HINT CAUTION: When performing the confirmation driving pattern, obey all speed limits and traffic laws...
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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