The following warning indicates the possibility of damage to the vehicle that may lead to an accident. Immediately stop the vehicle in a safe place and contact your Toyota dealer.

Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.
Have the vehicle inspected immediately.Parts Location
PARTS LOCATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
...
Automatic High Beam Camera (B124C)
DESCRIPTION
The DTC is stored when the main body ECU (driver side junction block assembly)
detects malfunctions in the camera (inner rear view mirror assembly).
DTC No.
DTC Detection Condition
Trouble Area
...
Door Courtesy Switch Circuit
DESCRIPTION
When an additional transponder key is registered, the transponder key ECU assembly
detects the front door courtesy light switch assembly (for driver side) open/close
condition, and enters the key registration mode.
WIRING DIAGRAM
CAUTION / ...