SYSTEM DIAGRAM

Precaution
System DescriptionToyota CH-R Service Manual > Seat Belt Warning System(w/o Occupant Classification System): Terminals Of Ecu
TERMINALS OF ECU
CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND INSTRUMENT PANEL JUNCTION
BLOCK ASSEMBLY
*A
Main Body ECU (Multiplex Network Body ECU) with 1 Connector
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*A
Main Body ECU (Multiplex Network Bo ...
Toyota CH-R Service Manual > Smart Key System(for Entry Function): Entry Exterior Alarm does not Sound
DESCRIPTION
The smart key system (for Entry Function) uses the wireless door lock buzzer
to perform various vehicle exterior warnings. When the conditions of each warning
are met, the certification ECU (smart key ECU assembly) sends a buzzer activation
request signal to the main body ECU (mul ...