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:
PARTS LOCATION ILLUSTRATION
*1 WINDSHIELD WIPER MOTOR ASSEMBLY *2 WINDSHIELD WASHER MOTOR AND PUMP ASSEMBLY *3 NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - WIPER FUSE - WASHER FUSE - WIPER RELAY *4 RAIN SENSOR ILLUSTRATION
*1 STEERING WHEEL SWITCH HOUSING *2 WINDSHIELD WIPER SWITCH ASSEMBLY *3 STEERING SENSOR *4 WINDSHIELD WIPER RELAY ASSEMBLY *5 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *6 POWER DISTRIBUTION BOX ASSEMBLY - WIPER RR FUSE - ECU-IGR NO...
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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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