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)Inspection
INSPECTION
PROCEDURE
1. INSPECT STEERING PAD SWITCH ASSEMBLY
(a) Inspect the steering pad switch assembly.
(1) Disconnect the switch connector.
Text in Illustration
*1
Up Switch
*2
Down Switch
...
Reassembly
REASSEMBLY
PROCEDURE
1. INSTALL MAGNET CLUTCH ASSEMBLY
(a) Align the parts as shown in the illustration and install the magnet clutch
stator.
(b) Using a snap ring expander, install a new snap ring with the chamfered
side facing up.
...