Toyota Yaris: Power Integration System / Fail-safe Chart
FAIL-SAFE CHART
FAIL-SAFE FOR SPECIFIC FUNCTIONS
(a) When semiconductor power integration ECU microcomputer have some malfunction, only right head light LO and right smart LDM power source can turn on or off with backup circuit in ignition switch ON. However, right head light LO and right smart LDM power source cannot turn on or off in ignition switch OFF.
DTC CHECK / CLEAR CHECK DTC (a) Check semiconductor power integration ECU (1) Check for DTCs. Body Electrical > Power Integration No.1 > Trouble Codes (b) Check power distribution box assembly (1) Check for DTCs...
DATA LIST / ACTIVE TEST READ DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not...
Other information:
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the steering angle sensor removal/installation are shown below...
DESCRIPTION Detection Item Symptom Trouble Area Millimeter Wave Radar Sensor Communication Stop Mode Communication stop for "Front Radar" is indicated on the "Communication Bus Check" screen of the GTS. Click here
Millimeter wave radar sensor assembly branch line or connector
Power source circuit of millimeter wave radar sensor assembly
Millimeter wave radar sensor assembly ground circuit
Millimeter wave radar sensor assembly
WIRING DIAGRAM
CAUTION / NOTICE / HINT CAUTION: When performing the confirmation driving pattern, obey all speed limits and traffic laws...
Categories
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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