Toyota Yaris: Lane Tracing Assist System / Terminals Of Ecu
TERMINALS OF ECU
NOTICE:
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DTCs may be output when connectors are disconnected during inspection. Therefore, be sure to clear the DTCs using the GTS once the inspection has been completed.
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Do not apply excessive force to the forward recognition camera connector.
CHECK FORWARD RECOGNITION CAMERA
(a) Measure the voltage and resistance according to the value(s) in the table below.
| Terminal No. (Symbol) | Terminal Description | Condition | Specified Condition |
| V10-7 (IGB) - V10-10 (GND) | Power source | Ignition switch ON | 11 to 14 V |
| Ignition switch off | Below 1 V |
| V10-3 (LKSW) - V10-10 (GND) | Steering pad switch signal (LTA main switch signal) | Ignition switch off LTA main switch off | 1 MΩ or higher |
| Ignition switch off LTA main switch on | 228 to 252 Ω |
| V10-10 (GND) - Body ground | Ground | Always | Below 1 Ω |
DIAGNOSIS SYSTEM DIAGNOSIS MODE FUNCTION (a) When a malfunction occurs in the lane tracing assist system, the LTA indicator light illuminates in yellow and a message is displayed on the multi-information display...
DTC CHECK / CLEAR CHECK DTC (a) Check for DTCs (Test Failed / Pending / Confirmed). Chassis > Lane Control > Trouble Codes GTS Display Description Test Failed Represent malfunctions that were detected during the current trip...
Other information:
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT CLUTCH PEDAL STROKE SENSOR ASSEMBLY (a) Connect the GTS to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the GTS on. (d) Enter the following menus: Powertrain / Engine / Data List / Clutch Stroke Sensor Voltage...
DESCRIPTION Detection Item Symptom Trouble Area Skid Control ECU Communication Stop Mode Communication stop for "Skid Control (ABS/VSC/TRAC)" is indicated on the "Communication Bus Check" screen of the GTS. Click here
Brake actuator assembly branch line or connector
Power source circuit of brake actuator assembly
Brake actuator assembly ground circuit
Brake actuator assembly
WIRING DIAGRAM
CAUTION / NOTICE / HINT CAUTION: When performing the confirmation driving pattern, obey all speed limits and traffic laws...
Categories
WARNING
Never allow a person to ride in the luggage compartment/trunk
Allowing a person to ride in the luggage compartment/trunk is
dangerous.
The person in the luggage compartment/trunk could be seriously injured or
killed during sudden braking or a collision.
Do not drive with the liftgate/trunk lid open
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