Page 543 of 612
5
When trouble arises
543
5-2. Steps to take in an emergency
The coolant level is satisfactory if
it is between the “F” and “L” lines
on the reservoir.
Reservoir
“F” (Full)
“L” (Low)
Radiator cap
Add coolant if necessary.
Water can be used in an emer-
gency if coolant is unavailable.
Start the hybrid system and turn the air conditioning system
on to check that the radiator cooling fans operate and to
check for coolant leaks from the radiator or hoses.
The fans operate when the air conditioning system is turned on
immediately after a cold start. Conf irm that the fans are operating by
checking the fan sound and air flow. If it is difficult to check these,
turn the air conditioning system on and off repeatedly.
(The fans may not operate in freezing temperatures.)
STEP4
STEP5
STEP6
Page 544 of 612
544 5-2. Steps to take in an emergency
If the fans are not operating:Stop the hybrid system im mediately and contact your
Toyota dealer.
If the fans are operating: Have the vehicle inspected at the nearest Toyota dealer.
■ If “HYBRID SYSTEM OVERHEAT” is shown on the multi-infor-
mation display
Stop the vehicle in a safe place.
Stop the hybrid system and carefully lift the hood.
After the hybrid system has
cooled down, inspect the hoses
and radiator core (radiator) for
any leaks.
Radiator
Cooling fans
If a large amount of coolant leaks,
immediately contact your Toyota
dealer.
STEP7
STEP1
STEP2
STEP3
Page 605 of 612

605
Alphabetical index
Radiator.................................... 436
Radio ........................................ 272
Rear seats
Folding down .......................... 79
Rear side marker lights
Replacing light bulb .............. 471
Switch ................................... 192
Wattage ................................ 560
Rear turn signal lights Replacing light bulbs ............ 471
Wattage ................................ 560
Rear view mirror Compass .............................. 398
Rear window defogger............ 248
Replacing
Fuses.................................... 460
Key battery ........................... 458
Light bulbs ............................ 471
Tires ..................................... 519
Reporting safety defects for
U.S.A. owners........................ 584 Safety Connect .........................402
Seat belts
Adjusting the seat belt .............83
Automatic Locking Retractor ...............................85
Child restraint system installation ...........................135
Cleaning and maintaining
the seat belts ......................414
Emergency Locking Retractor ...............................85
How to wear your seat belt......83
How your child should wear the seat belt ..........................86
Pregnant women, proper seat belt use ..............85
Reminder light .......................493
Seat belt extenders .................86
Seat belt pretensioners ...........84
Seat heaters..............................383
Seating capacity.......................228RS