Toyota Corolla Cross: System Diagram
SYSTEM DIAGRAM
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Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order
On-vehicle Inspection
ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT
CAUTION:
When working near the engine room while the engine has started or the power source mode is ignition switch to ON, do not touch the rotating
Cooling Fan Circuit
DESCRIPTION The ECM turns on or off the fan relays using signals calculated from the engine coolant temperature, air conditioning switch (on/off), air conditioning refrigerant pressure, engine speed a
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Lost Communication With ECM/PCM "A" Missing Message (U010087,...,U111787)
DESCRIPTION These DTCs are stored when there is a CAN communication malfunction between the certification ECU (smart key ECU assembly) and ECM, skid control ECU (brake actuator assembly), main body ECU (multiplex network body ECU), combination meter assembly, radio and display receiver assembly, hyb
When Disconnecting Or Reconnecting Battery Terminal
Before Disconnecting Battery
BEFORE DISCONNECTING BATTERY
PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL (for
HEV Model)
Depending on the "ACC customize" setting, the background will remain started
even when the ignition switch is turned off. For that
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