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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DESCRIPTION The cause of the malfunction may be a shutdown signal.
Check whether there is a shutdown signal +B short circuit. Related Parts Check
Area Inspection
HSDN terminal Check that the HSDN terminal voltage decreases to check for an open or short circuit while READY off
DESCRIPTION The air fuel ratio sensor (sensor 1) generates current that corresponds to the actual air fuel ratio. This sensor current is used to provide the ECM with feedback so that it can control the air fuel ratio. The ECM determines the deviation from the stoichiometric air fuel ratio level, and