2023 TOYOTA HILUX engine oil

4907-3. Do-it-yourself maintenance
HILUX_OM_OM0K789E_(EE)
■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 sand and dust from around the oil filler cap.
Remove the oil filler 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 need to be
refilled in between oil maintenance intervals.
● When the engine is new, for example directly after purchasing the 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, when towing (with
towing hitch), or when 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. 628
Oil quantity (Low  Full) 1.5 L (1.6 qt., 1.3 Imp.qt.)
Items Clean funnel
1
2
3
4

4917-3. Do-it-yourself maintenance
HILUX_OM_OM0K789E_(EE)
7
Maintenance and care
■After changing the engine oil (models for model code destination W*)
The engine oil maintenance data should be reset. Perform the following pro-
cedures:
Switch the display to the trip meter A ( P. 130) when the engine switch is
in the “ON” position (vehicles without smart entry & start system) or IGNI-
TION ON mode (vehicles with smart entry & start system).
Turn the engine switch to the “LOCK” position (vehicles without smart entry
& start system) or off (vehicles with smart entry & start system).
While pressing the odometer/trip meter display change button ( P. 130),
turn the engine switch to the “ON” position (vehicles without smart entry &
start system) or IGNITION ON mode (vehicles with smart entry & start sys-
tem). (Do not start the engine because reset mode will be canceled.) Con-
tinue to press and hold the button for more than one second after the trip
meter displays “000000”.
*: See “Checking your vehicle’s model” if you are not sure of which model
your vehicle is. ( P. 1 2 )
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 any authorized Toyota reta iler or Toyota authorized repairer,
or any reliable repairer, service station or auto parts store for 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.
1
2
3

5668-2. Steps to take in an emergency
HILUX_OM_OM0K789E_(EE)
If a war ning light tur ns 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 any authorized Toyota retailer or Toyota authorized
repairer, or any reliable repairer.
Warning light and warning buzzer list
Warning lightWarning light/Details/Actions
Brake system warning light (warning buzzer)
Indicates:
• Low brake fluid
• Malfunction in the brake system
• Low negative pressure in the vacuum tank (diesel
engine)
 Immediately stop the vehicle in a safe place and con-
tact any authorized Toyota retailer or Toyota autho-
rized repairer, or any reliable repairer. Continuing to
drive the vehicle may be dangerous.
Charging system warning light*1 (if equipped)
Indicates a malfunction in the vehicle’s charging system
 Immediately stop the vehicle in a safe place and con-
tact any authorized Toyota retailer or Toyota autho-
rized repairer, or any reliable repairer.
Low engine oil pressure warning light (warning
buzzer)*1, 2 (if equipped)
Indicates that the engine oil pressure is too low (This
warning light may come on if the vehicle is stopped on a
slope. Move to a level surface and check to see if the light
goes off.)
 Immediately stop the vehicle in a safe place and con-
tact any authorized Toyota retailer or Toyota autho-
rized repairer, or any reliable repairer.

5708-2. Steps to take in an emergency
HILUX_OM_OM0K789E_(EE)
(Yellow)
LDA indicator (warning buzzer) (if equipped)
Indicates a malfunction in the LDA (Lane Departure Alert
with Yaw Assist Function)
 Follow the instructions displayed on the multi-infor-
mation display. ( P. 293)
Open door warning light (warning buzzer)*1, 7 (if
equipped)
Indicates that a door is not fully closed
 Check that all the doors are closed.
(Flashes or illuminates)
Driver’s and front passenger’s seat belt reminder light
(warning buzzer)*8
Warns the driver and front passenger to fasten his/her
seat belt
 Fasten the seat belt.
(Flashes or illuminates)or
(Flashes or illuminates)
Rear passengers’ seat belt reminder lights (warning
buzzer)*9 (if equipped)
Warn the rear passengers to fasten their seat belts
 Fasten the seat belt.
Low fuel level warning light
Indicates remaining fuel is approximately 12.0 L (3.2 gal.,
2.6 Imp.gal.) or less
 Refuel the vehicle.
Low engine oil level warning light (if equipped)
Indicates that engine oil level is low (This warning light
may come on if the vehicle is stopped on a slope. Move
the vehicle to a level surface and check to see if the light
goes off.)
 Check the level of engine oil and add more oil if nec-
essary.
(Flashes or illuminates)
Master warning light (warning buzzer) (if equipped)
A buzzer sounds and the warning light comes on and
flashes to indicate that the master warning system has
detected a malfunction.
 P. 575
Warning lightWarning light/Details/Actions

5778-2. Steps to take in an emergency
HILUX_OM_OM0K789E_(EE)
8
When trouble arises
■Warning messages
The warning messages explained below may differ from the actual messages
according to operation conditions and vehicle specifications.
■ If a message about an operation is shown
● If a message about an operation of the engine switch is shown
An instruction for operation of the engine switch is shown when the incor-
rect procedure for starting the engine is performed or the engine switch is
operated incorrectly. Follow the instructions shown on the multi-information
display to operate the engine switch again.
● If a message about a shift lever operation is shown
To prevent the shift lever from being operated incorrectly or the vehicle from
moving unexpectedly, a message that requires shifting the shift lever may
be shown on the multi-information display. In that case, follow the instruc-
tion of the message and shift the shift lever.
● If a message or image about an open/close state of a part or replenishment
of a consumable is shown
Confirm the part indicated by the multi-information display or a warning
light, and then perform the coping method such as closing the open door or
replenishing a consumable.
■ If is shown
The engine oil pressure is too low. (This warning message may be displayed
if the vehicle is stopped on a slope. Move the vehicle to a level surface and
check to see if the message goes off.)
Immediately stop the vehicle in a safe place and contact any authorized
Toyota retailer or Toyota authorized repai rer, or any reliable repairer. Continu-
ing to drive the vehicle may be dangerous.
■ If “Accelerator and Brake Pedals Pressed Simultaneously” is shown
The accelerator and brake pedal are being depressed simultaneously.
( P. 193)
Release the accelerator pedal and depress the brake pedal.
■ If “Windshield washer fluid low” is shown
The washer fluid level is low.
Add washer fluid. ( P. 4 9 8 )

5788-2. Steps to take in an emergency
HILUX_OM_OM0K789E_(EE)
■ If “Oil maintenance required soon” is shown
The engine oil is scheduled to be changed.
Check the engine oil, and change if necessary. After changing the engine oil,
the oil change system should be reset. ( P. 491)
For Russia, Armenia, Ukraine, Byelarus, Moldova, Bosnia Herzegovina, Mon-
tenegro, Serbia and Macedonia: You have forgotten to reset the oil change
system. Change the engine oil in accordance with the maintenance schedule.
■ If “Oil maintenance required” is shown
The engine oil is scheduled to be changed.
Check and change the engine oil, and oil filter by any authorized Toyota
retailer or Toyota authorized repairer, or any reliable repairer. After changing
the engine oil, the oil change system should be reset. ( P. 491)
For Russia, Armenia, Ukraine, Byelarus, Moldova, Bosnia Herzegovina, Mon-
tenegro, Serbia and Macedonia: You have forgotten to reset the oil change
system. Change the engine oil in accordance with the maintenance schedule.
■ If “Differential oil temp high Shift to 2WD mode Cooling time required” or
“Differential oil temp high Co oling time required” is shown
The differential oil temperature is too high.
Turn the front-wheel drive control switch to H2, and reduce the vehicle speed
or stop the vehicle in a safe place. ( P. 330)
■ If “Engine oil level low Add or replace” is shown
The engine oil level is low. (This warning message may be displayed if the
vehicle is stopped on a slope. Move the vehicle to a level surface and check
to see if the message goes off.)
Check the level of the engine oil and add or replace oil if necessary.
( P. 479)
■ If “Power turned off to save battery” is shown
Power was turned off due to the automatic power off function.
Next time when starting the engine, increase the engine speed slightly and
maintain that level for approximately 5 minutes to recharge the battery.
■ If “DPF full Manual regeneration required See owner’s manual” is shown
The deposit collected in the filter needs to be regenerated. ( P. 370)
■ If “DPF regeneration in progress” is shown
Regeneration is being automatically carried out by the DPF system.
( P. 369)

5798-2. Steps to take in an emergency
HILUX_OM_OM0K789E_(EE)
8
When trouble arises
■If a message that indicates the malfunction of front camera is shown
The following systems may be suspended until the problem shown in the
message is resolved. ( P. 270, 566)
● PCS (Pre-Collision System)*
●LDA (Lane Departure Alert With Yaw Assist Function)*
●RSA (Road Sign Assist)*
●Dynamic radar cruise control*
*: If equipped
■ If a message that indicates the malfunction of radar sensor is shown
The following systems may be suspended until the problem shown in the
message is resolved. ( P. 270, 566)
● PCS (Pre-Collision System)*
●LDA (Lane Departure Alert With Yaw Assist Function)*
●Dynamic radar cruise control*
*: If equipped
■ If “See owner’s manual” is shown
● If the following messages are shown, follow the instructions accordingly.
• “Engine Coolant Temp High Stop in a Safe Place” ( P. 610)
• “Transmission fluid temp high” ( P. 237)
• “Water accumulation in fuel filter” ( P. 499)
• “AdBlue Level Low Fill up AdBlue in 2400 km” ( P. 502)
• “AdBlue level Low No start in 800 km Top up AdBlue” ( P. 502)
• “AdBlue empty Unable to Restart Engine Fill up AdBlue” ( P. 502)
•“DPF full” ( P. 370)
• “Front Camera Temporarily Unavailable” ( P. 270)
● If “Smart Entry & Start System malfunction” is shown, this may be a mal-
function.
Immediately have the vehicle inspected by any authorized Toyota retailer or
Toyota authorized repairer, or any reliable repairer.
● If “Low Braking Power Stop in a Safe Place” is shown, there may be a mal-
function. Immediately stop the vehicle in a safe place and contact any
authorized Toyota retailer or Toyota authorized repairer, or any reliable
repairer. Continuing to drive the vehicle may be dangerous.
● If the following messages are shown, there may be a malfunction. Immedi-
ately stop the vehicle in a safe place and contact any authorized Toyota
retailer or Toyota authorized repairer, or any reliable repairer.
• “Charging System Malfunction Stop in a Safe Place”
• “Oil Pressure Low Stop in a Safe Place”

5808-2. Steps to take in an emergency
HILUX_OM_OM0K789E_(EE)
■ If “Radar Cruise Control Temporarily Unavailable See Owner’s Manual”
is shown
The dynamic radar cruise control system is suspended temporarily or until the
problem shown in the message is resolved. (causes and coping methods:
 P. 270)
■ If “Radar Cruise Control Unavailable” is shown
The dynamic radar cruise control system cannot be used temporarily. Use the
system when it becomes available again.
■ If “Visit your dealer” is shown
The system or part shown on the multi- information display is malfunctioning.
Have the vehicle inspected by any authorized Toyota retailer or Toyota autho-
rized repairer, or any reliable repairer immediately.
■ Warning buzzer
In some cases, the buzzer may not be heard due to being in a noisy location
or audio sound.
WARNING
■ If a warning light comes on or a warning buzzer sounds when a warn-
ing message is shown
Check and follow the message shown on the multi-information display. Fail-
ure to do so may result in death or serious injury.
NOTICE
■ While the engine oil level warning is shown
Continued engine operation with lo w engine oil will damage the engine.
■ If “Water accumulation in fuel filter See owner’s manual” is shown
Never drive the vehicle if the warning message is displayed. Continued driv-
ing with water accumulated in the fuel filter will damage the fuel injection
pump.