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.Back Door Closer Operation Malfunction (B2250)
DESCRIPTION
The power back door ECU (power back door motor unit)*1 or back door closer ECU
(multiplex network door ECU)*2 receives signals from the latch switch, sector switch
and back door courtesy switch, which are built into the back door lock. Based o ...
Ambient Temperature Sensor Circuit (B1412/12)
DESCRIPTION
The ambient temperature sensor is installed in front of the condenser. It detects
the ambient temperature to control air conditioning AUTO mode. This sensor is connected
to the A/C amplifier and detects fluctuations in the ambient temperature. ...
Hydraulic Test
HYDRAULIC TEST
1. PERFORM HYDRAULIC TEST
(a) Measure the line pressure.
CAUTION:
The line pressure test should always be carried out with at least 2 people. One
person should observe the condition of wheels and wheel chocks while the other is
perform ...