check engine TOYOTA CAMRY HYBRID 2021 (in English) User Guide
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3754-6. Driving tips
4
Driving
Regulations  regarding  the  use  of  tire  chains  vary  depending  on loca-
tion and type of road. Always check local regulations before in stalling
chains.
■ Tire chain installation
Observe the following precautions when installing and removing  chains:
● Install and remove tire chains in a safe location.
● Install tire chains on the front tires. Do not install tire chains on the rear tires.
● Install tire chains on front tires as tightly as possible. Retighten chains after
driving 1/4   1/2 mile (0.5  1.0 km).
● Install tire chains following the instructions provided with the tire chains.
Regulations on the use of tire chains
WARNING
■ Driving with snow tires
Observe the following precautions to reduce the risk of accidents. 
Failure  to  do  so  may  result  in  a  loss  of  vehicle  control  and  ca use  death  or
serious injury.
● Use tires of the specified size.
● Maintain the recommended level of air pressure.
● Do  not  drive  in  excess  of  75  mph  (120  km/h),  regardless  of  the  type  of
snow tires being used.
● Use snow tires on all, not just some wheels.
■ Driving with tire chains (vehicles with 16 and 17-inch tires)
Observe the following precautions to reduce the risk of accidents. 
Failure  to  do  so  may  result  in  the  vehicle  being  unable  to  be  d riven  safely,
and may cause death or serious injury.
● Do not drive in excess of the speed limit specified for the tir e chains being
used, or 30 mph (50 km/h), whichever is lower.
● Avoid driving on bumpy road surfaces or over potholes.
● Avoid  sudden  acceleration,  abrupt  steering,  sudden  braking  and  shifting
operations that cause sudden engine braking.
● Slow down sufficiently before entering a curve to ensure that vehicle con-
trol is maintained.
● Do not use LTA (Lane Tracing Assist) system. 
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423
6Maintenance and care
6-1.  Maintenance and careCleaning and protecting the vehicle exterior .......... 424
Cleaning and protecting  the vehicle interior ........... 427
6-2.  Maintenance Maintenance requirements ................... 430
General maintenance........ 433
Emission inspection and  maintenance (I/M) 
programs......................... 437
6-3.  Do-it-yourself  maintenance
Do-it-yourself service  precautions ..................... 438
Hood ................................. 440
Positioning a floor jack ...... 442
Engine compartment ......... 443
12-volt battery ................... 451
Tires .................................. 455
Tire inflation pressure ....... 470
Wheels .............................. 473
Air conditioning filter.......... 475
Cleaning the hybrid battery  (traction battery) air 
intake vent and filter ........ 477
Electronic key battery........ 482
Checking and replacing  fuses ............................... 485
Light bulbs......................... 488 
Page 433 of 624
4336-2. Maintenance
6
Maintenance and care
General maintenance
Listed  below  are  the  general  maintenance  items  that  should  be
performed  at  the  intervals  specified  in  the  “Owner’s  Warranty
Information  Booklet”  or  “Own er’s  Manual  Supplement/Sched-
uled  Maintenance  Guide”.  It  is   recommended  that  any  problem
you  notice  should  be  brought  to  the  attention  of  your  Toyota
dealer or qualified s ervice shop for advice.
Engine compartment
ItemsCheck points
Brake fluidIs  the  brake  fluid  at  the  correct
level?  ( P. 449)
CoolantIs the coolant at the correct level? 
(P. 447)
Engine oilIs the engine oil at the correct level? 
(P. 444)
Exhaust systemThere  should  not  be  any  fumes  or
strange sounds.
Radiator/condenser
The  radiator  and  condenser  should
be free from foreign objects. 
(P. 448)
Washer fluidIs there sufficient washer fluid?
(P. 450)
Tr u nk
ItemsCheck points
12-volt battery Check the connections.  (P. 451) 
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4356-2. Maintenance
6
Maintenance and care
Seat belts
• Do  the  seat  belts  operatesmoothly?
• The seat belts should not be dam- aged.
Seats• Do the seat controls operate prop-erly?
Steering wheel
• Does  the  steering  wheel  rotatesmoothly?
• Does  the  steering  wheel  have  the correct amount of free play?
• There  should  not  be  any  strange
sounds  coming  from  the  steering
wheel.
Vehicle exterior
ItemsCheck points
ItemsCheck points
Doors/trunk• Do  the  doors/trunk  operatesmoothly?
Engine hood• Does the engine hood lock systemwork properly?
Fluid leaks
• There  should  not  be  any  signs  offluid  leakage  after  the  vehicle  has
been parked.
Tires
• Is  the  tire  inflation  pressure  cor-rect?
• The  tires  should  not  be  dam-
aged or excessively worn.
• Have  the  tires  been  rotated according  to  the  maintenance
schedule?
• The  wheel  nuts  should  not  be loose.
Windshield wipers
• The wiper blades should not show
any  signs  of  cracking,  splitting,
wear,  contamination  or  deforma-
tion.
• The  wiper  blades  should  clear  the windshield  without  streaking  or
skipping. 
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4446-3. Do-it-yourself maintenance
With the engine at operating temperature and turned off, check the oil
level on the dipstick.
■Checking the engine oil
Park  the  vehicle  on  level  ground.  After  warming  up  the  engine
and turning it off the hybrid sys tem, wait more than 5 minutes  for
the oil to drain back into the bottom of the engine.
Holding  a  rag  under  the  end,
pull the dipstick out.
Wipe the dipstick clean.
Reinsert the dipstick fully.
Holding  a  rag  under  the  end,  pull  the  dipstick  out  and  check  th e
oil level.
Low
Normal
Excessive
The  shape  of  the  dipstick  may
differ  depending  on  the  type  of
vehicle or engine.
Wipe the dipstick and reinsert it fully.
Engine oil
1
2
3
4
5
1
2
3
6 
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4456-3. Do-it-yourself maintenance
6
Maintenance and care
■Adding engine oil
If  the  oil  level  is  below  or  near
the  low  level  mark,  add  engine
oil  of  the  same  type  as  that
already in the engine.
Make  sure  to  check  the  oil  type  and  prepare  the  items  needed
before adding oil.Remove the oil fille r cap by turning it counterclockwise.
Add engine oil slowly,  checking the dipstick.
Install the oil filler cap  by turning it clockwise.
■Engine oil consumption
A certain amount of engine oil will be consumed while driving.  In the following
situations,  oil  consumption  may  increase,  and  engine  oil  may  ne ed  to  be
refilled in between oil maintenance intervals.
● When the engine is new, for example directly after purchasing t he vehicle or
after replacing the engine
● If low quality oil or oil of an inappropriate viscosity is used
● When  driving  at  high  engine  speeds  or  with  a  heavy  load,  or  whe n  driving
while accelerating or decelerating frequently
● When  leaving  the  engine  idling  for  a  long  time,  or  when  driving   frequently
through heavy traffic
Engine oil selection P. 559
Oil quantity 
(Low  Full) 1.6 qt. (1.5 L, 1.3 Imp. qt.)
Items
Clean funnel
1
2
3 
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4466-3. Do-it-yourself maintenance
WARNING
■Used engine oil
● Used  engine  oil  contains  potentially  harmful  contaminants  which   may
cause  skin  disorders  such  as  inflammation  and  skin  cancer,  so  care
should be taken to avoid prolonged and repeated contact. To remove used
engine oil from your skin, wash thoroughly with soap and water.
● Dispose  of  used  oil  and  filters  only  in  a  safe  and  acceptable  manner.  Do
not dispose of used oil and filters in household trash, in sewers or onto the
ground. 
Call  your Toyota  dealer,  service  station  or  auto  parts  store  fo r information
concerning recycling or disposal.
● Do not leave used engine oil within the reach of children.
NOTICE
■To prevent serious engine damage
Check the oil level on a regular basis.
■ When replacing the engine oil
● Be careful not to spill engine oil on the vehicle components.
● Avoid overfilling, or the engine could be damaged.
● Check the oil level on the dipstick every time you refill the vehicle.
● Be sure the engine oil filler cap is properly tightened.
■ If oil is spilled on the engine cover
To  prevent  the  engine  cover  from  being  damaged,  remove  any  engine  oil
from the engine cover as soon as possible using a neutral detergent. 
Do not use an organic solvent such as brake cleaner. 
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4486-3. Do-it-yourself maintenance
■If the coolant level drops within a short time of replenishing
Visually  check  the  radiators,  hoses,  engine/power  control  unit  coolant  reser-
voir caps, drain cock and water pump. 
If you cannot find a leak, have your Toyota dealer test the cap and check for
leaks in the cooling system.
Check the radiator and condenser and clear away any foreign obj ects. 
If  either  of  the  above  parts  is  extremely  dirty  or  you  are  not  sure  of
their condition, have your vehicle inspected by your Toyota dea l e r.
WARNING
■When the hybrid system is hot
Do  not  remove  the  engine/power  control  unit  coolant  reservoir  c aps  or  the
radiator cap.
The cooling system may be under pressure and may spray hot coolant if the
cap is removed, causing serious injuries, such as burns.
NOTICE
■ When adding coolant
Coolant is neither plain water nor straight antifreeze. The cor rect mixture of
water  and  antifreeze  must  be  used  to  provide  proper  lubrication,  corrosion
protection and cooling. Be sure to read the antifreeze or coolant label.
■ If you spill coolant
Be sure to wash it off with water to prevent it from damaging p arts or paint.
Radiator and condenser
WARNING
■When the hybrid system is hot
Do not touch the radiator or condenser as they may be hot and c ause seri-
ous injuries, such as burns. 
Page 485 of 624
4856-3. Do-it-yourself maintenance
6
Maintenance and care
Turn the power switch off.
Open the fuse box cover. 
Checking and replacing fuses
If  any  of  the  electrical  components  do  not  operate,  a  fuse  may
have blown. If this happens, check and replace the fuses as nec-
essary.
1
2
Engine compartment (type A)Engine compartm ent (type B)
Push the tabs in and lift the lid  off. Push  the  tabs  in  and  lift the lid
off.
Under  the  driver’s  side  instru-
ment panel
Remove the lid.
Make  sure  to  push  the  claw  when
removing/installing the lid. 
Page 521 of 624
5217-2. Steps to take in an emergency
7
When trouble arises
■Warning messages
The warning messages explained below may differ from the actual  messages
according to operation conditions and vehicle specifications.
■ System warning lights
The  master  warning  light  does  not  come  on  or  flash  in  the  following  cases.
Instead, a separate system warning light will come on along wit h a message
shown on the multi-information display.
● Malfunction in the ABS 
The ABS warning light comes on. ( P. 510)
● Malfunction in the brake system
The brake system warning light (yellow) comes on. ( P. 509)
● Malfunction in the tire pressure warning system 
The tire pressure warning light comes on. ( P. 513)
● Remaining fuel level is low 
The low fuel level warning light comes on. ( P. 512)
■ If a message instructing to refer to the Owner’s Manual is disp layed
● If the following messages are shown, there may be a malfunction .
Immediately stop the vehicle in a safe place and contact your T oyota dealer.
Continuing to drive the vehicle may be dangerous.
• “Low Braking Power Stop in a Safe Place See Owner’s Manual”
• “Oil Pressure Low Stop in a Safe Place See Owner’s Manual”
• “Charging  System  Malfunction  Stop  in  a  Safe  Place  See  Owner’s  Man-
ual”
● If the following message is shown, there may be a malfunction.
Immediately have the vehicle inspected by your Toyota dealer.
• “Hybrid System Malfunction”
• “Check Engine”
• “Hybrid Battery System Malfunction”
• “Accelerator System Malfunction”
• “Smart Key System Malfunction See Owner’s Manual”
● If “Engine Coolant Temp High Stop  in a Safe Place See Owner’s Manual” is
displayed, follow the instructions accordingly. ( P. 549)
● If  “Maintenance  Required  for  Traction  Battery  Cooling  Parts  See   Owner’s
Manual” is displayed, follow the instructions accordingly. ( P. 522)