Toyota 2015 Prius C Owner's Manual page 537

The rear door cannot be opened
●
Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the lock is
set. Open the rear door from outside and then unlock the child-protector
lock. (P. 128)
If you think something is wrong
The hybrid system does not start
(vehicles without a smart key system)
●
Is the shift lever in P? (P. 182)
●
Is the steering wheel unlocked? (P. 184)
●
Is the 12-volt battery discharged? (P. 478)
The hybrid system does not start
(vehicles with a smart key system)
●
Did you press the "POWER" switch while firmly depressing the brake
pedal? (P. 186)
●
Is the shift lever in P? (P. 189)
●
Is the electronic key anywhere detectable inside the vehicle?
(P. 138)
●
Is the steering wheel unlocked? (P. 189)
●
Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way.
(P. 476)
●
Is the 12-volt battery discharged? (P. 478)
What to do if... (Troubleshooting)
I n f o r ma t i o n P r o v i d e d b y :
537