Toyota Corolla Cross: System Diagram
SYSTEM DIAGRAM
![](images/books/6165/E475460E01.png)
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SYSTEM DESCRIPTION
LOAD OPERATION OUTPUT
(a) Load is turned on or off according to the operation signals and switch signals
from each ECU.
Components
Power Distribution Box
CAUTION / NOTICE / HINT
HINT:
Use these procedures to troubleshoot the power integration system.
*: Use the GTS.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
UTILITY
ALL READINESS
(a) Power Distribution Box Assembly
Body Electrical > Power Distribution Box > Utility
Tester Display
All Readiness
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DESCRIPTION The main body ECU (multiplex network body ECU) controls operation of the DOME CUT relay in order to supply power to the interior lights. When the battery saving function operates while the interior lights are on, the main body ECU (multiplex network body ECU) opens the DOME CUT relay to
Each time the switch is pressed, the vehicle-to-vehicle distance setting
will change as follows:
If a preceding vehicle is detected, the preceding vehicle mark will be
displayed.
The actual vehicle-to-vehicle distance varies in accordance with the vehicle
speed. Also, when the vehicle is stopped