Toyota Corolla Cross: Acoustic Vehicle Alerting System
READ NEXT:
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
SEE MORE:
DESCRIPTION
Symptom
Trouble Area
There are ECUs or sensors that display a communication stop on the bus
diagnostic screen. Or, there are ECUs or sensors that display communication
stop history on the "Detail" screen.
CAN main
MONITOR DESCRIPTION The engine stop and start ECU continuously monitors its internal memory status. This self-check ensures that the engine stop and start ECU is functioning properly. The engine stop and start ECU memory status is diagnosed by internal mirroring of the main CPU and sub CPU to detect
Precaution
Check Bus 4 Line
