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:
DESCRIPTION Refer to DTC P323A19. Click here
DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Memory Note P30DF62 Backup Boost Converter Circuit Board(Thermistor) Signal Compare Failure The following conditions is met for 1 second or more (1 trip detection logic):
Difference in temperature between thermistor 1 and thermistor 2 of the engine stop and start ECU is 40°C (72°F) or higher...
CHECK FOR INTERMITTENT PROBLEMS CHECK FOR INTERMITTENT PROBLEMS HINT: A momentary interruption (open circuit) in the connectors and/or wire harness between the sensors and ECUs can be detected using the Data List function of the GTS. (a) Follow the directions on the GTS to display the Data List and select areas where momentary interruption should be monitored...
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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