Toyota Corolla Cross: Acoustic Vehicle Alerting System
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PRECAUTION PRECAUTIONS FOR DISCONNECTING AND RECONNECTING CABLE TO NEGATIVE (-) AUXILIARY BATTERY TERMINAL
NOTICE:
After the ignition switch is turned off, there may be a waiting time before discon
PARTS LOCATION ILLUSTRATION
*1 VEHICLE APPROACHING SPEAKER ASSEMBLY
*2 SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY)
*3 HYBRID VEHICLE CONTROL ECU
*4 VEHICLE APPROACHING S
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INSPECTION
PROCEDURE
1. INSPECT REAR CENTER ULTRASONIC SENSOR (for LH Side)
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the
table below.
Standard Resistance:
Tester Connection
Condition
DESCRIPTION When the mirror heater switch (rear window defogger switch) is operated, the RR DEF relay drive request signal is sent to the air conditioning amplifier assembly and then to main body ECU (multiplex network body ECU) via CAN communication. When the main body ECU (multiplex network body E