2017 TOYOTA TUNDRA steering

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)

4167-3. Do-it-yourself maintenance
Engine compartment
Washer fluid tank (→P. 425)
Engine oil level dipstick (→ P. 417)
Engine coolant reservoir (→ P. 419)
Engine oil filler cap ( →P. 418)
Brake fluid reservoir (→ P. 421) Fuse box (
→P. 445)
Battery (→ P. 423)
Radiator ( →P. 421)
Cooling fan
Condenser ( →P. 421)
Power steering fluid reservoir (→ P. 422)1
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4227-3. Do-it-yourself maintenance
■Fluid level
The fluid level should be within the appropriate range.Full (when cold)
Add fluid (when cold)
Full (when hot)
Add fluid (when hot)
Hot: Vehicle has been driven around 50 mph (80 km/h) for 20 minutes, or slightly longer in frigid temperatures. (Fluid
temperature, 140°F - 175°F [60°C - 80°C])
Cold: Engine has not been run for about 5 hours. (Room tem- perature, 50°F - 85°F [10°C - 30°C])
CAUTION
■When filling the reservoir
Take care as brake fluid can harm your hands and eyes and damage
painted surfaces.
If fluid gets on your hands or in your eyes, flush the affected area with clean
water immediately.
If you still experience discomfort, see a doctor.
NOTICE
■If the fluid level is low or high
It is normal for the brake fluid level to go down slightly as the brake pads
wear out or when the fluid level in the accumulator is high.
If the reservoir needs frequent refilling, there may be a serious problem.
Power steering fluid
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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
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4507-3. Do-it-yourself maintenance
■HeadlightsTo allow enough working
space, turn the steering
wheel to the opposite side of
the bulb to be replaced.
Remove the screws and
fender liner clips.
Turn the steering wheel to the
left when replacing the right side
light bulb, and turn the steering
wheel to the right when replac-
ing the left side light bulb.
Open the fender liner and
unplug the connector.
Replacing light bulbs
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4547-3. Do-it-yourself maintenance
■Front side marker lightsTo allow enough working
space, turn the steering
wheel to the opposite side of
the bulb to be replaced.
Remove the screws and
fender liner clips.
Turn the steering wheel to the
left when replacing the right side
light bulb, and turn the steering
wheel to the right when replac-
ing the left side light bulb.
Open the fender liner and
turn the bulb base counter-
clockwise.
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4567-3. Do-it-yourself maintenance
■Front fog lights (if equipped)To allow enough working
space, turn the steering
wheel to the opposite side of
the bulb to be replaced.
Remove the fender liner
clips.
Turn the steering wheel to the
left when replacing the right side
light bulb, and turn the steering
wheel to the right when replac-
ing the left side light bulb.
Open the fender liner and
unplug the connector while
depressing the lock release.
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8
When trouble arises
8-1. Essential information
If your vehicle has to be stopped in an
emergency
Steadily step on the brake pedal with both feet and firmly depress it.
Do not pump the brake pedal repeatedly as this will increase the effort
required to slow the vehicle.
Shift the shift lever to N.
If the shift lever is shifted to N
After slowing down, stop the vehicle in a safe place by the road.
Stop the engine.
If the shift lever cannot be shifted to N
Keep depressing the brake pedal with both feet to reduce vehicle
speed as much as possible.
Stop the engine by turning the
engine switch to the “ACC”
position.
Stop the vehicle in a safe place by the road.
Only in an emergency, such as if it becomes impossible to stop
the vehicle in the normal way, st op the vehicle using the follow-
ing procedure:
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CAUTION
■ If the engine has to be turned off while driving
● Power assist for the brakes and steering wheel will be lost, making the
brake pedal harder to depress and the steering wheel heavier to turn.
Decelerate as much as possible before turning off the engine.
● Never attempt to remove the key, as doing so will lock the steering wheel.
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