SYSTEM DIAGRAM

Precaution
How To Proceed With TroubleshootingMain Body ECU Vehicle Information Reading/Writing Process Malfunction (B15F6)
DESCRIPTION
This DTC is stored when items controlled by the main body ECU cannot be customized
via the navigation system vehicle customization screen.
HINT:
The main body ECU controls the items for the following systems that are customizable
via the navigation receiver assembly screen:
...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
HINT:
If a trouble code is displayed during the DTC check, inspect the trouble areas
listed for that code. For details of the code, refer to the "See page" below.
Lighting system
DTC Code
Detection Item
See page
...
If you think something is wrong
If you notice any of the following symptoms, your vehicle probably needs adjustment
or repair. Contact your Toyota dealer as soon as possible.
■ Visible sympt
● Fluid leaks under the vehicle (Water dripping from the air conditioning after
use is normal.)
● Flat-looking tires ...