Toyota Tundra (2019 year). Manual - part 33

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Air conditioning filter

Turn the engine switch off.
Open the glove box.

Remove the tray.

Remove the cover by sliding up
while pulling toward you.

The air conditioning filter must be changed regularly to maintain
air conditioning efficiency.

Removal method

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2

3

4

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Remove the filter cover.

Pull the filter out of the filter out-
let.

Remove  the  air  conditioning  filter
and replace it with a new one.

The “

UP” marks shown on the fil-

ter should be pointing up.

■

Checking interval
Inspect and replace the air conditioning  filter  according to  the  maintenance
schedule. In dusty areas or areas with heavy traffic flow, early replacement
may be required. (For scheduled maintenance information, please refer to the
“Scheduled Maintenance Guide” or “Owner’s Manual Supplement”.)

■

If air flow from the vents decreases dramatically
The filter may be clogged. Check the filter and replace if necessary.

5

6

Replacement method

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NOTICE

■

When using the air conditioning system
Make sure that a filter is always installed.
Using the air conditioning system without a filter may cause damage to the
system.

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7-3. Do-it-yourself maintenance

Wireless remote control battery



● Flathead screwdriver
● Small flathead screwdriver
● Lithium battery CR2016

Remove the cover.

To  prevent  damage  to  the  key,
cover the tip of the screwdriver with
a rag.
To  prevent  the  buttons  from  being
disassembled, face the button sur-
face downward.

Remove the module.

Open  the  case  cover  using  a
coin  protected  with  tape,  etc.,
and  remove  the  depleted  bat-
tery.

Insert  a  new  battery  with  the  “+”
terminal facing up.



: If equipped

Replace the battery with a new one if it is depleted.

You will need the following items:

Replacing the battery

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2

3

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■

Use a CR2016 lithium battery

●

Batteries can be purchased at your Toyota dealer, local electrical appliance
shops or camera stores.

●

Replace only with the same or equivalent type recommended by the manu-
facturer.

●

Dispose of used batteries according to local laws.

■

If the key battery is depleted
The following symptoms may occur:

●

The wireless remote control will not function properly.

●

The operational range will be reduced.

WARNING

■

Removed battery and other parts
Keep away from children. These parts are small and if swallowed by a child,
they  can  cause  choking.  Failure  to  do  so  could  result  in  death  or  serious
injury.

■

Certification for the lithium battery
CAUTION:  RISK  OF  EXPLOSION  IF  BATTERY  IS  REPLACED  BY  AN
INCORRECT  TYPE.  DISPOSE  OF  USED  BATTERIES ACCORDING  TO
THE INSTRUCTIONS

NOTICE

■

For normal operation after replacing the battery
Observe the following precautions to prevent accidents:

●

Always work with dry hands.
Moisture may cause the battery to rust.

●

Do not touch or move any other component inside the remote control.

●

Do not bend either of the battery terminals.

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7-3. Do-it-yourself maintenance

Checking and replacing fuses

Turn the engine switch off.
Open the fuse box cover.



Engine compartment 

Push  the  tab  in  and  lift  the
cover off.



Under the instrument panel

Remove the cover.

Remove  the  fuse  with  the  pull-
out tool.

Only  type A  fuse  can  be  removed
using the pullout tool.

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

3

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Check if the fuse is blown.

Normal fuse
Blown fuse

Type A and B:
Replace the blown fuse with a new fuse of an appropriate amperage rat-
ing. The amperage rating can be found on the fuse box cover.
Type C:
Contact your Toyota dealer.

■

After a fuse is replaced

●

If the lights do not turn on even after the fuse has been replaced, a bulb may
need replacement. (

P. 521)

●

If the replaced fuse blows again, have the vehicle inspected by your Toyota
dealer.

■

If there is an overload in a circuit
The fuses are designed to blow, protecting the wiring harness from damage.

4

1

2



Type A



Type B



Type C

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7-3. Do-it-yourself maintenance

WARNING

■

To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failure to do so may cause damage to the vehicle, and possibly a fire or
injury.

●

Never use a fuse of a higher amperage rating than that indicated, or use
any other object in place of a fuse.

●

Always use a genuine Toyota fuse or equivalent.
Never replace a fuse with a wire, even as a temporary fix.

●

Do not modify the fuses or fuse boxes.

NOTICE

■

Before replacing fuses
Have  the  cause  of  electrical  overload  determined  and  repaired  by  your
Toyota dealer as soon as possible.

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Light bulbs

Check the wattage of the light bulb to be replaced. (

P. 608)

■

Front

You may replace the following bulbs by yourself. The difficulty
level  of  replacement  varies  depending  on  the  bulb.  If  neces-
sary bulb replacement seems difficult to perform, contact your
Toyota dealer.
For more information about replacing other light bulbs, contact
your Toyota dealer.

Preparing for light bulb replacement

Bulb locations

Headlights (bulb type)
Front turn signal lights/parking lights (bulb type)
Front side marker lights
Fog lights (bulb type) (if equipped)

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2

3

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Rear

Stop/tail and rear side marker lights
Back up lights
Rear turn signal lights
License plate lights
High mounted stoplight and cargo lamps

1

2

3

4

5

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Headlights (bulb type)

To  allow  enough  working
space,  turn  the  steering
wheel to the opposite side of
the  bulb  to  be  replaced.
Remove  the  screws  and
fender liner clip, and remove
the fender liner.

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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2

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Remove the rubber cover.

Release  the  bulb  retaining
spring.

Remove the bulb.

Set the new light bulb.

To install a new bulb, align tabs
of  the  bulb  with  the  cutouts  of
the mounting hole.

3

4

5

6

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Install  the  bulb  retaining
spring.

Install the rubber cover.

When  installing  the  rubber
cover: 

P. 535

Install the connector.

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8

9

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Reinstall the fender liner and
install the screws and clip.

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■

Front turn signal/parking lights (bulb type headlights)

Turn  the  bulb  base  counter-
clockwise.

Remove the light bulb.

■

Front turn signal lights (LED type headlights)

Turn  the  bulb  base  counter-
clockwise.

Remove the light bulb.

1

2

1

2

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Front side marker lights

To  allow  enough  working
space,  turn  the  steering
wheel to the opposite side of
the  bulb  to  be  replaced.
Remove  the  screws  and
fender liner clip, and remove
the fender liner.

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.

1

2