Your Toyota is equipped with the illuminated entry system to assist in entering the vehicle. Due to the function of the system, the lights shown in the following illustration automatically turn on/off according to the presence of the electronic key (vehicles with smart key system), whether the doors are locked/unlocked, whether the doors are opened/closed, and the “ENGINE START STOP” switch mode (vehicles with smart key system) or engine switch position (vehicles without smart key system).

1. Personal/interior lights
2. “ENGINE START STOP” switch light (vehicles with smart key system) or engine switch
light (vehicles without smart key system)
3. Door courtesy lights
4. Luggage compartment light
5. Outer foot lights
Personal/interior light main switchLIN Communication Bus Malfunction (B2325)
DESCRIPTION
The main body ECU (driver side junction block assembly) monitors communication
between all the ECUs connected to the door bus lines. When the main body ECU (driver
side junction block assembly) detects errors in communication with all the ECUs ...
Open in One Side of CAN Branch Line
DESCRIPTION
If some ECUs and sensors are not displayed on the "CAN Bus Check" screen of the
Techstream and some ECUs and sensors repeatedly appear and disappear from the screen
when the CAN main bus wires are normal (there is no open, short, sho ...
All Doors LOCK/UNLOCK Functions do not Operate Via Door Control Switch
DESCRIPTION
The main body ECU (driver side junction block assembly) receives switch signals
from the door control switch and activates the door lock motor on each door according
to these signals.
WIRING DIAGRAM
PROCEDURE
1.
REA ...