Toyota Corolla Cross: System Diagram
SYSTEM DIAGRAM
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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 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
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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TERMINALS OF ECU CHECK POWER DISTRIBUTION BOX ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
(a) Remove the main body ECU (multiplex network body ECU) from the power distribution box assembly.
(b) Reconnect the power distribution box assembly connectors. (c) Measure the voltage and res
DESCRIPTION
Each speed sensor detects wheel speed and sends signals to the
skid control ECU (brake actuator assembly). These signals are used by the brake
control.
The speed sensor detects the magnetic fields of the speed sensor
rotor as it rotates and outputs a pulse signal.
The frequency
Problem Symptoms Table
Terminals Of Ecu
