2017 TOYOTA TUNDRA automatic transmission

4137-3. Do-it-yourself maintenance
7
Maintenance and care
Do-it-yourself service precautions
If you perform maintenance by yourself, be sure to follow the
correct procedure as given in these sections.
ItemsParts and tools
Battery condition
(→ P. 423)• Warm water• Baking soda• Grease
• Conventional wrench (for terminal clamp bolts)
Brake fluid level
(→ P. 421)• FMVSS No.116 DOT 3 or SAE J1703 brake fluid
• Rag or paper towel
• Funnel (used only for adding brake fluid)
Engine coolant
level ( →P. 419)
• “Toyota Super Long Life Coolant” or a similar high
quality ethylene glycol-based non-silicate, non-
amine, non-nitrite and non-borate coolant with long-
life hybrid organic acid technology
For the U.S.A.:
“Toyota Super Long Life Coolant” is pre-mixed with
50% coolant and 50% deionized water.
For Canada:
“Toyota Super Long Life Coolant” is pre-mixed with
55% coolant and 45% deionized water.
• Funnel (used only for adding coolant)
Engine oil level
( → P. 417)• “Toyota Genuine Motor Oil” or equivalent
• Rag or paper towel
• Funnel (used only for adding engine oil)
Fuses
(→ P. 445)• Fuse with same amperage rating as original
Light bulbs
(→ P. 448)
• Bulb with same number and wattage rating as origi-
nal
• Phillips-head screwdriver
• Flathead screwdriver• Wrench
Power steering
fluid level

(
→P. 422)
• Automatic transmission fluid DEXRON® II or III
• Rag or paper towel
• Funnel (used only for adding power steering fluid)
Radiator and
condenser
(
→P. 421)
⎯
Tire inflation
pressure
( → P. 434)• Tire pressure gauge
• Compressed air source
Washer fluid
(→ P. 425)• Water or washer fluid containing antifreeze (for win-
ter use)
• Funnel (used only for adding water or washer fluid)

4237-3. Do-it-yourself maintenance
7
Maintenance and care
■Checking the fluid level
Make sure to check the fluid type and prepare the necessary items.Clean all dirt off the reservoir.
Remove the cap by turn ing it counterclockwise.
Wipe the dipstick clean.
Reinstall the cap and remove it again.
Check the fluid level.
Check the battery as follows:
■Battery exterior
Make sure that the battery terminals are not corroded and that
there are no loose connections , cracks, or loose clamps.
Terminals
Hold-down clamp
Fluid type Automatic transmission fluid DEXRON® II or III
Items Rag or paper, clean funnel (only for adding fluid)
CAUTION
■Checking the fluid level
Take care, as the reservoir may be hot.
NOTICE
■When adding fluid
Avoid overfilling, or the power steering may be damaged.
■ After replacing the reservoir cap
Check the steering box case, vane pump and hose connections for leaks or
damage.
Battery
1
2
3
4
5
1
2

473
8
When trouble arises
8-2. Steps to take in an emergency
If you think something is wrong
●Fluid leaks under the vehicle.
(Water dripping from the air co nditioning after use is normal.)
● Flat-looking tires or uneven tire wear
● Engine coolant temperature gauge needle continually points higher
than normal.
● Voltmeter continually points higher or lower than normal
● Engine oil pressure gauge continually points lower than normal
● Automatic transmission fluid temperature warning message is dis-
played
● Changes in exhaust sound
● Excessive tire squeal when cornering
● Strange noises related to the suspension system
● Pinging or other noises related to the engine
● Engine misses, stumbling or running roughly
● Appreciable loss of power
● Vehicle pulls heavily to one side when braking
● Vehicle pulls heavily to one side when driving on a level road
● Loss of brake effectiveness, spon gy feeling, pedal almost touches
the floor
If you notice any of the follow ing symptoms, your vehicle proba-
bly needs adjustment or repair. Contact your Toyota dealer as
soon as possible.
Visible symptoms
Audible symptoms
Operational symptoms

475
8
When trouble arises
8-2. Steps to take in an emergency
If a warning light turns on or a warning
buzzer sounds
Calmly perform the following actions if any of the warning lights
comes on or flashes. If a light comes on or flashes, but then
goes off, this does not necessarily indicate a malfunction in the
system. However, if this continues to occur, have the vehicle
inspected by your Toyota dealer.
Warning light and warning buzzer list
Warning lightWarning light/Details/Actions
(U.S.A.)
(Canada)
Brake system warning light (warning buzzer)*1
• Low brake fluid
• Malfunction in the brake system This light also comes on when the parking brake is not
released. If the light turns off after the parking brake is
fully released the system is operating normally.
→ Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.
Charging system warning light
Indicates a malfunction in the vehicle’s charging system
→ Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer.
Malfunction indicator lamp
Indicates a malfunction in:
• The electronic engine control system;
• The electronic throttle control system; or
• The electronic automatic transmission control system.
→ Have the vehicle inspected by your Toyota dealer
immediately.
SRS warning light
Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system
→ Have the vehicle inspected by your Toyota dealer
immediately.

4828-2. Steps to take in an emergency
If a warning message is displayed
Master warning light
The master warning light also
comes on or flashes in order to
indicate that a message is cur-
rently being displayed on the multi-
information display.
Multi-information display
If any of the warning light comes on again after the following actions
have been performed, contact your Toyota dealer.
If a warning is shown on the mult i-information display, stay calm
and perform the following actions:
1
2
Warning message and warning buzzer list
Warning messageDetails/Actions
Indicates that the engine coolant temperature
is too high A buzzer also sounds.
→ Immediately stop the vehicle in a safe place
and contact your Toyota dealer.
Indicates a malfunction in the automatic
transmission system
A buzzer also sounds.
→ Have the vehicle inspect ed by your Toyota
dealer immediately.
(If equipped)
Indicates a malfunction in the intuitive park-
ing assist The malfunctioning assist-sensor is flashing.
→ Have the vehicle inspect ed by your Toyota
dealer immediately.

4838-2. Steps to take in an emergency
8
When trouble arises
(If equipped)
Indicates a malfunction in the Blind Spot Mon-
itorA buzzer also sounds.
→ Have the vehicle inspect ed by your Toyota
dealer immediately.
Indicates that one or more of the doors is not
fully closed The system also indicates which doors are not
fully closed.
If the vehicle reaches a speed of 3 mph
(5 km/h), flashes and a buzzer
sounds to indicate that the door(s) are not
yet fully closed.
→ Make sure that all the doors are closed.
Indicates that the automatic transmission
fluid temperature is to high
A buzzer also sounds.
→ Immediately stop the vehicle in a safe
place, shift the shift lever to P and wait until
the light goes off.
If the light goes off, you may start the vehi-
cle again. If the light does not go off, con-
tact your Toyota dealer.
(U.S.A.) (Canada)
Indicates that the parking brake is still
engaged If the vehicle reaches a speed of 3 mph
(5 km/h), flashes and a buzzer
sounds to indicate that the parking brake is
still engaged.
→ Release the parking brake.
Indicates that the washer fluid level is low
→Add washer fluid.
Warning messageDetails/Actions

5088-2. Steps to take in an emergency
NOTICE
■To avoid damage to the tran smission and other components
● Avoid spinning the rear wheels and depressing the accelerator pedal more
than necessary.
● If the vehicle remains stuck even after these procedures are performed,
the vehicle may require towing to be freed.
● When a warning message for the automatic transmission fluid temperature
is displayed while attempting to free a stuck vehicle, immediately remove
your foot from the accelerator pedal and wait until the warning message
disappears. Otherwise, the transmission may become damaged.
(→P. 482)

5259-1. Specifications
9
Vehicle specifications
*: The fluid capacity is the quantity of reference. If replacement is necessary, contact your Toyota dealer.
Automatic transmission
Fluid
capac-
ity
*
1UR-FE engine
2WD models
11.6 qt. (11.0 L, 9.7 Imp.qt.)
4WD models
11.3 qt. (10.7 L, 9.4 Imp.qt.)
3UR-FE
and
3UR-FBE
enginesVehicles without
towing package 11.7 qt. (11.1 L, 9.8 Imp.qt.)
Vehicles with
towing package12.3 qt. (11.6 L, 10.2 Imp.qt.)
Fluid type
Toyota Genuine ATF WS
NOTICE
■Transmission fluid type
Using transmission fluid other than “Toyota Genuine ATF WS” may cause
deterioration in shift quality, locking up of the transmission accompanied by
vibration and, ultimately, damage to the vehicle’s transmission.
Transfer (4WD models)
Oil capacity 1.6 qt. (1.5 L, 1.3 Imp.qt.)
Oil typeToyota Genuine Transfer Gear oil LF or
equivalent
Recommended oil viscosity SAE 75W