Page 327 of 496
3276-3. Do-it-yourself maintenance
PRIUS +_OM_OM47888E_(EE)
6
Maintenance and care
12-volt batter y
The 12-volt battery is located in
the right-hand side of luggage
compartment.Open the center and right side deck boards. ( →P. 289)
Remove the center auxiliary box. ( →P. 407)
Remove the right side auxiliary
box.
Make sure that the 12-volt battery terminals are not corroded and that
there are no loose connections, cracks, or loose clamps. Terminals
Hold-down clamp
Location
Removing the 12-volt battery maintenance cover
1
2
3
Exterior
1
2
Page 395 of 496

3957-2. Steps to take in an emergency
PRIUS +_OM_OM47888E_(EE)
7
When trouble arises
Insufficient 12-volt battery charge A buzzer also sounds.
→ Recharge or replace the 12-volt battery.
• The hybrid system may not be able to start.
• The parking lock mechanism may not func- tion. When parking, choose a level location
and apply the parking brake securely.
• The power switch may not be able to be
turned off. In this case, the power switch
may be turned off by applying the parking
brake.
• After charging the 12-volt battery, the mes- sage may continue to be displayed until the
shift position is changed from P.
Shift control system malfunction A buzzer also sounds.
→ Have the vehicle inspected by any autho-
rized Toyota dealer or repairer, or another
duly qualified and equipped professional.
• The hybrid system may not be able to start.
• The parking lock mechanism may not func- tion. When parking, choose a level location
and apply the parking brake securely.
• The power switch may not be able to be
turned off. In this case, the power switch
may be turned off by applying the parking
brake.
Shift control system malfunction A buzzer also sounds.
→ Have the vehicle inspected by any autho-
rized Toyota dealer or repairer, or another
duly qualified and equipped professional
immediately. If not inspected, vehicle sys-
tems may stop operating normally.
Warning messageDetails/Actions
Page 481 of 496

481Alphabetical index
PRIUS +_OM_OM47888E_(EE)
Daytime running light system .................................... 216
Defogger Outside rear view mirrors ...... 273
Rear window ......................... 273
Windshield ............................ 273
Dimension ................................ 452
Display Drive information ................... 120
Dynamic radar cruise control................................. 231
Energy monitor............... 120,131
Multi-information display ....... 118
Trip information ..................... 113
Warning messages ............... 388
Do-it-yourself maintenance .... 311
Door courtesy lights ................ 280 Location ................................ 280
Wattage................................. 462
Doors Back door .............................. 146
Door glasses ......................... 186
Door lock ............................... 142
Open door warning buzzer.... 380
Open door warning light ........ 380
Outside rear view mirrors ...... 184
Rear door child-protectors .... 145
Side doors ............................. 142
Double locking system.............. 96
Drive information ..................... 120
Driver’s seat belt reminder light ......................................... 381 Driving
Break-in tips .......................... 191
Correct posture ....................... 36
Driving in the rain .................. 191
Driving mode select switch ... 247
Hybrid vehicle driving tips ..... 262
Procedures ........................... 190
Winter drive tips .................... 265
Dynamic radar cruise control Function ................................ 231
Warning message ................. 391
ECB (Electronically Controlled Brake System) .... 248
Eco drive mode ........................ 247
Electric motor Location .................................. 81
Specification ......................... 455
Electric Power Steering (EPS) Function ................................ 248
Warning light ......................... 377
Electronic key If the electronic key does not operate properly ................. 437
Replacing the battery ............ 351
Electronically Controlled
Brake System (ECB) ............. 248
Emergency brake signal ......... 249
Emergency flashers ................ 368
D
E
*: Refer to the “Navigation and multimedia system Owner’s Manual”.
Page 484 of 496

484Alphabetical index
PRIUS +_OM_OM47888E_(EE)
FuelCapacity ................................ 455
Fuel gauge ............................ 110
Gas station information ......... 496
Information ............................ 463
Refueling ............................... 224
Type ...................................... 455
Warning light ......................... 380
Fuel filler door .......................... 226
Fuses ........................................ 353
Gas station information .......... 496
Gauges...................................... 109
Glove box ................................. 284
Head restraints......................... 177
Headlights ................................ 215 Automatic headlight leveling ............................... 217
Light switch ........................... 215
Replacing light bulbs ............. 364
Heaters
Automatic air conditioning system ................................ 270
Outside rear view mirrors ...... 273
Seat heaters.......................... 279
High mounted stoplight Replacing .............................. 364
Hill-start assist control ............ 249
Hood.......................................... 313 Hooks
Cargo hooks ......................... 289
Retaining hooks (floor mat)..... 34
Horn .......................................... 180
Hybrid battery (traction battery) Location .................................. 85
Specification ......................... 455
Hybrid battery (traction battery) air intake
vent ........................................... 86
Hybrid system ............................ 81 Emergency shut off system .... 86
Energy monitor/consumption
screen.......................... 120,131
EV drive mode ...................... 206
High voltage components ....... 85
Hybrid System Indicator........ 116
Hybrid system precautions ..... 85
Hybrid vehicle driving tips ..... 262
If the hybrid system will not start .................................... 435
Overheating .......................... 444
Power switch......................... 201
Regenerative braking.............. 82
Starting the hybrid system .... 201
Hybrid System Indicator ......... 116
Hybrid transmission ................ 208
G
H