manual radio set TOYOTA PRIUS PRIME 2021 Owners Manual (in English)

294
PRIUS PRIME_OM_OM47D71U_(U)
4-2. Opening, closing and locking the doors
■When “Smart Key System malfunction See owner’s manual” is dis-
played on the multi-information display
The system may be malfunctioning. Have the vehicle inspected by your
Toyota dealer immediately.
■Battery-saving function
The battery-saving function will be activated in order to prevent the electronic
key battery and the 12-volt battery from being discharged while the vehicle is
not in operation for a long time.
●In the following situations, the smart key system may take some time to
unlock the doors.
• The electronic key has been left in an area of approximately 6 ft. (2 m) of
the outside of the vehicle for 10 minutes or longer.
• The smart key system has not been used for 5 days or longer.
●If the smart key system has not been used for 14 days or longer, the doors
cannot be unlocked at any doors except the driver’s door. In this case, take
hold of the driver’s door handle, or use the wireless remote control or the
mechanical key, to unlock the doors.
■Electronic Key Battery-Saving Function
When battery-saving mode is set, battery depletion is minimized by stopping
the electronic key from receiving radio waves.
Press twice while pressing and
holding . Confirm that the electronic
key indicator flashes 4 times.
While the battery-saving mode is set, the
smart key system cannot be used. To
cancel the function, press any of the elec-
tronic key buttons.

799Alphabetical index
PRIUS PRIME_OM_OM47D71U_(U)
Radar cruise control
Dynamic radar cruise control
with full-speed range .......... 414
Radiator .................................... 606
Radio
*
RCTA (Rear Cross Traffic
Alert) ....................................... 440
Blind Spot Monitor
function ............................... 437
Rear Cross Traffic Alert
function ............................... 440
Rear Cross Traffic Alert
(RCTA) .................................... 440
Blind Spot Monitor
function ............................... 437
Rear Cross Traffic Alert
function ............................... 440
Rear passengers’ seat belt
reminder light ........................ 677
Rear seat .................................. 303
Rear side marker lights ........... 353
Light switch ........................... 353
Replacing light bulbs............. 660
Rear turn signal lights............. 351
Replacing light bulbs............. 660
Turn signal lever ................... 351
Rear view mirror
Inside rear view mirror .......... 310
Outside rear view mirrors...... 312
Rear view monitor system
*
Rear window defogger .... 516, 527
Refueling .................................. 371
Capacity ................................ 732
Fuel types ............................. 732
Opening the fuel tank cap ..... 373
When the fuel filler door
cannot be opened............... 374
Regenerative braking ................ 94
Remote Air Conditioning
System ................................... 535Replacing
Electronic key battery ........... 647
Fuses .................................... 650
Light bulbs ............................ 655
Tires...................................... 629
Wiper insert .......................... 644
Reporting safety defects
for U.S. owners...................... 768
Resetting the message
indicating maintenance is
required.................................. 588
Road accident cautions .......... 102
Road Sign Assist (RSA) .......... 410
RSA (Road Sign Assist) ......... 410
S-APGS (Simple Advanced
Parking Guidance
System) .................................. 467
S-FLOW (Front seat
concentrated airflow
mode) ............................. 514, 526
Safety Connect .......................... 76
Seat back pockets ................... 548
Seat belts ................................... 30
Adjusting the seat belt ............ 31
Automatic Locking
Retractor (ALR) .................... 31
Child restraint system
installation ............................ 64
Cleaning and maintaining
the seat belt........................ 584
Emergency Locking
Retractor (ELR) .................... 31
How to wear your seat belt ..... 30
How your child should wear
the seat belt.......................... 32
Pregnant women, proper
seat belt use ......................... 33
Reminder light and buzzer.... 677
Seat belt extender .................. 32
R
S
*: Refer to “NAVIGATION SYSTEM OWNER’S MANUAL” or
“MULTIMEDIA OWNER’S MANUAL”.