If the back door opener does not operate, there may be a problem with the back door opener system. Have the vehicle inspected by your Toyota dealer immediately.
The following steps may be used as an emergency measure to ensure that the back door can be opened from the inside.

Remove the cover on the back door trim.

Tear the plastic film. Remove the cover.

Pull the lever.
If you lose your keys
If the electronic key does not operate properly (vehicles with a smart key
system)How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
2.
INSPECT BATTERY VOLTAGE
...
Inspection
INSPECTION
PROCEDURE
1. INSPECT NO. 1 SPEAKER ASSEMBLY WITH BOX
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection
Condition
Sp ...