2015 TOYOTA PRIUS check engine light

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PRIUS_OM_OM47A17U_DVD_(U)
4-1. Maintenance and careCleaning and protecting the vehicle exterior............ 404
Cleaning and protecting the vehicle interior............. 407
4-2. Maintenance Maintenance requirements ..................... 411
General maintenance.......... 414
Emission inspection and maintenance (I/M)
programs........................... 418
4-3. Do-it-yourself maintenance Do-it-yourself service precautions ....................... 419
Hood ................................... 422
Positioning a floor jack ........ 425
Engine compartment ........... 428
12-volt battery ..................... 440
Tires .................................... 446
Tire inflation pressure ......... 457
Wheels ................................ 461
Electronic key battery.......... 464
Checking and replacing fuses ................................. 466
Light bulbs........................... 478 5-1. Essential information
Emergency flashers............ 494
If your vehicle needs to be towed....................... 495
If you think something is wrong ............................... 502
5-2. Steps to take in an emergency If a warning light turns on or a warning buzzer
sounds.............................. 503
If a warning message is displayed .......................... 517
If you have a flat tire ........... 537
If the hybrid system will not start ............................ 550
If you lose your keys........... 552
If the electronic key does not operate properly ......... 553
If the 12-volt battery is discharged........................ 555
If your vehicle overheats .... 561
If the vehicle becomes stuck ................................. 567
If your vehicle has to be stopped in an
emergency ....................... 569
4Maintenance and care5When trouble arises

196 2-1. Driving procedures
PRIUS_OM_OM47A17U_DVD_(U)
Check that the “READY” indicator is on.
If the “READY” indicator changes from a flashing light to a solid
light and the buzzer sounds, the hybrid system is starting nor-
mally.
The vehicle will not move when the “READY” indicator is off.
The vehicle can move when the “READY” indicator is on even if
the engine is stopped. (The gasoline engine starts or stops auto-
matically in accordance with the state of the vehicle.)
■Stopping the hybrid system
Stop the vehicle completely.
Set the parking brake. ( P. 215)
Shift the shift position to P.
( P. 208)
Check that the shift position
indicator shows P. ( P. 217)
Press the “POWER” switch.
The hybrid system will stop.
Slowly release the brake pedal and check that the indicator
on the “POWER” switch is off.
STEP 4
STEP 1
STEP 2
STEP 3
STEP 4
STEP 5

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2-2. Instrument cluster
PRIUS_OM_OM47A17U_DVD_(U)
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When driving
CAUTION
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To prevent an accident
NOTICE
■To prevent damage to the engine and its components
The engine may be overheating if the high coolant temperature warning light
comes on or flashes. In this case, immediately stop the vehicle in a safe
place, and check the engine after it has cooled completely. ( P. 561)
Do not place anything or attach a sticker
in front of the instrument cluster. The item
may obscure or obstruct the display, or
could reflect off the display, possibly
causing an accident.Instrument cluster

Maintenance and care4
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PRIUS_OM_OM47A17U_DVD_(U)
4-1. Maintenance and careCleaning and protecting the vehicle exterior ......... 404
Cleaning and protecting the vehicle interior .......... 407
4-2. Maintenance Maintenance requirements .................. 411
General maintenance....... 414
Emission inspection and maintenance (I/M)
programs........................ 418
4-3. Do-it-yourself maintenance Do-it-yourself service precautions .................... 419
Hood ................................ 422
Positioning a floor jack ................................ 425
Engine compartment ........ 428
12-volt battery .................. 440
Tires ................................. 446
Tire inflation pressure ...... 457
Wheels ............................. 461
Electronic key battery....... 464
Checking and replacing fuses .............................. 466
Light bulbs........................ 478

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Alphabetical index
PRIUS_OM_OM47A17U_DVD_(U)
Eco drive mode switch ........... 207
Electric power steering........... 301
Electronic key
If the electronic key does not operate properly ................. 553
Replacing battery ................. 464
Emergency, in case of If a warning buzzer sounds ............................... 503
If a warning light turns on ..... 503
If the electronic key does not operate properly ................. 553
If the hybrid system will not start .................................... 550
If the 12-volt battery is
discharged ......................... 555
If you have a flat tire ............ 537
If you lose your keys............. 552
If you think something is wrong ................................. 502
If your vehicle becomes stuck................................... 567
If your vehicle has to be stopped in an
emergency ......................... 569
If your vehicle needs to be towed ................................. 495
If your vehicle overheats ...... 561
Emergency flashers Switch ................................... 494 Engine
Accessory mode....................197
Compartment ........................428
Hood......................................422
How to start the hybrid system ................................195
Identification number .............574
If the hybrid system will not start .....................................550
Ignition switch........................195
Overheating...........................561
“POWER” switch ...................195
Engine coolant Capacity ................................578
Checking ...............................433
Preparing and checking before winter .......................323
Engine/power control
unit coolantCapacity ................................578
Checking ...............................433
Preparing and checking before winter .......................323
Engine oil Capacity ................................575
Checking ...............................429
Preparing and checking before winter .......................323
Enhanced VSC .........................301
EPS ............................................301
EV drive mode switch ..............202
Event data recorder ...................25E