ECU Power Source Circuit
ComponentsData List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful bec ...
Ignition Switch Circuit
DESCRIPTION
The main body ECU (driver side junction block assembly) determines the ignition
switch position (OFF, ACC, ON) based on signals from the IG or ACC circuit.
WIRING DIAGRAM
PROCEDURE
1.
READ VALUE USING TECHSTREAM
...
Entry Interior Alarm does not Sound
DESCRIPTION
The smart key system uses the combination meter buzzer to perform various vehicle
interior warnings. When the conditions for each warning are met, the certification
ECU (smart key ECU assembly) sends a buzzer signal to the combination meter as ...