Page 502 of 808

502
PRIUS PRIME_OM_OM47E74U_(U)
5-6. Driving tips
Winter driving tips
●Use fluids that are appropriate t o the prevailing outside tempera-
tures. • Engine oil
• Engine/power control unit coolant
• Washer fluid
● Have a service technician inspect the condition of the 12-volt bat-
tery.
● Have the vehicle fitted with four snow tires or purchase a set of tire
chains for the front tires.
Ensure that all tires are the same size and brand, and that cha ins match
the size of the tires.
Perform the following accordi ng to the driving conditions:
● Do not try to forcibly open a window or move a wiper that is fr ozen.
Pour warm water over the frozen area to melt the ice. Wipe away
the water immediately to p revent it from freezing.
● To ensure proper operation of the climate control system fan,
remove any snow that has accumulated on the air inlet vents in
front of the windshield.
● Check for and remove any excess ic e or snow that may have accu-
mulated on the exterior lights, vehicle’s roof, chassis, around the
tires or on the brakes.
● Remove any snow or mud from the bottom of your shoes before
getting in the vehicle.
Carry out the necessary preparations and inspections before
driving the vehicle in winter. Always drive the vehicle in a ma n-
ner appropriate to the prevailing weather conditions.
Preparation for winter
Before driving the vehicle
Page 797 of 808

797Alphabetical index
PRIUS PRIME_OM_OM47E74U_(U)
SwitchAudio remote control switches
*
Automatic High Beam
switch ................................. 352
Charging schedule switch ..... 162
Cruise control switch............. 409
Door lock switches ................ 281
Driving mode select switch ... 425
Emergency flashers switch ... 660
Engine switch........................ 332
EV auto mode switch .............. 90
EV/HV mode selection
switch ................................... 90
Fog light switch ..................... 357
Fuel filler door opener
switch ................................. 367
Garage door opener
switches.............................. 564
Heated steering wheel switch ................................. 536
“HUD” (Head-up display) switch ................................. 255
Ignition switch ....................... 332
Instrument cluster light
control switch...................... 194
LTA (Lane Tracing Assist) switch ................................. 398
Light switch ........................... 347
Meter control switches .......... 193
Outside rear view mirror switches.............................. 307
P position switch ................... 340
Power door lock switches ..... 281
Power switch......................... 332
Power window switch............ 309
Rear window and outside rear view mirror
defoggers switch ........ 512, 523
S-APGS switch ..................... 465
Seat heater switches ............ 536 “SOS” button........................... 76
Talk switch
*
Telephone switches*
TRIP switch .......................... 213
Vehicle-to-vehicle distance
switch ................................. 417
VSC OFF switch ................... 497
Window lock switch .............. 309
Windshield wipers and washer switch..................... 359
Wireless charger power
supply switch ...................... 553
Tail lights.................................. 347 Light switch ........................... 347
Replacing light bulbs ............ 657
Talk switch
*
Telephone switch*
Theft deterrent system Immobilizer system .. ............... 83
Tire inflation pressure............. 620 Maintenance data ................. 733
Warning light......................... 674
Tire information ....................... 738 Glossary ............................... 743
Size....................................... 739
Tire Identification Number .... 739
Uniform Tire Quality Grading .............................. 741
Tire pressure warning system.................................... 613 Function ................................ 613
Initializing .............................. 613
Installing tire pressure warning valves and
transmitters ........................ 613
Registering ID codes ............ 614
Warning light......................... 674
T
*: Refer to “NAVIGATION SYSTEM OWNER’S MANUAL” or “MULTIMEDIA OWNER’S MANUAL”.
Page 800 of 808

800Alphabetical index
PRIUS PRIME_OM_OM47E74U_(U)
Warning messages .................. 681
Warning reflector storage space ...................................... 546
Washer...................................... 359 Checking ............................... 610
Preparing and checking
before winter....................... 502
Switch ................................... 359
Washing and waxing ............... 574
Water-repellent coating........... 575
Weights..................................... 726 Cargo capacity ...................... 329
Load limits............................. 726
Wheels ...................................... 623
Replacing wheels.................. 626
Size ....................................... 733
Window glasses....................... 309
Window lock switch ................ 309 Windows................................... 309
Power windows..................... 309
Rear window
defogger ..................... 512, 523
Washer ................................. 359
Windshield wipers ................... 359 Handling the wiper arms ....... 578
Rain-sensing windshield wipers ................................. 361
Replacing the wiper insert .... 641
Winter driving tips ................... 502
Wiper insert replacement ....... 641
Wireless charger ..................... 553
Wireless remote control ......... 274
Battery-Saving Function ....... 292
Locking/Unlocking ................ 280
Panic mode........................... 275
Remote Air Conditioning System ............................... 531
Replacing the battery............ 644
WMA disc
*