Failing to investigate the cause of the following warnings may lead to the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by your Toyota dealer immediately.


Stop the vehicle immediately.
Follow the correction procedures.A/C ECU Vehicle Information Reading/Writing Processor Malfunction (B15F5)
DESCRIPTION
This DTC is stored when items controlled by the air conditioning amplifier assembly
cannot be customized via the navigation system vehicle customization screen.
HINT:
The air conditioning amplifier assembly controls the air conditioning system ...
Operation Check
OPERATION CHECK
1. CHECK POWER DOOR LOCK CONTROL OPERATION
NOTICE:
The following procedure is based on the assumption that the functions have not
been customized using the Techstream.
(a) Check basic functions.
(1) Check that all doors lock when the loc ...
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 symptoms
• Fluid leaks under the vehicle
(Water dripping from the air conditioning after use i ...