SYSTEM DIAGRAM

System Description
Diagnosis SystemEntry Interior Alarm does not Sound
DESCRIPTION
The smart key system (for Entry Function) uses the buzzer in the combination
meter assembly to perform various vehicle interior warnings. When the conditions
of each warning are met, the certification ECU (smart key ECU assembly) sends a
buzzer activation request signal to the com ...
Main Owners Manual
Please note that this manual applies to all models explains and all equipment,
including options. Therefore, you may find some explanations for equipment not installed
on your vehicle.
All specifications provided in this manual are current at the time of printing.
However, because of the Toyot ...
Terminals Of Ecu
TERMINALS OF ECU
1. OCCUPANT DETECTION ECU
Symbols (Terminal No.)
Wiring Color
Terminal Description
Condition
Specification
+B (O5-1) -
GND (O5-3)
R - W-B
Battery
Ignition switch on
...