4126-3. Do-it-yourself maintenance
HIGHLANDER HV_Ube consumed while driving. In the 
following situatio
ns, oil consump-
tion 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 inap-
propriate viscosity is used
●When driving at high engine 
speeds or with  a heavy load, 
when towing, or when driving 
while accelerating o r decelerating 
frequently
●When leaving the engine idling for 
a long time, or wh en driving fre-
quently through heavy traffic
■After changing the engine oil
The engine oil maintenance data 
should be reset. Perform the follow-
ing procedures:
4.2-inch display
1 Press   or   of the meter 
control switch to select  .
2 Press   or   of the meter 
control switch, select   and 
then press and hold   .
3 Press   or   of the meter 
control switch, se lect “Oil Mainte-
nance” and then press  .
4 Select “Yes” and press  .
5 A message will be displayed on 
the multi-information display 
when the reset procedure has 
been completed.
7-inch display
1 Press   or   of the meter 
control switch to select  .
2 Press   or   of the meter 
control switch, select   and 
then press and hold   . 3
Press   or   of the meter 
control switch, select “Oil Mainte-
nance” and then press   .
4 Select “Yes” and press  .
5 A message will be displayed on 
the multi-inform ation display 
when the reset procedure has 
been completed.
WA R N I N G
■Used engine oil
●Used engine oil contains poten-
tially 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 o il and filters 
only in a safe and acceptable 
manner. Do not dispose of used 
oil and filters in h ousehold trash, 
in sewers or onto the ground.
Call your Toyota dealer, service 
station or auto  parts store for 
information concerning recy-
cling or disposal.
●Do not leave used engine oil 
within the reach of children.
NOTICE
■To prevent serious engine 
damage
Check the oil le vel 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. 
4737-2. Steps to take in an emergency
HIGHLANDER HV_U
7
When trouble arises
■If “Front Camera Unavailable” 
or “Front Camera Unavailable 
See Owner's Manual” is dis-
played
The following sys tems may be sus-
pended until the pr oblem shown in 
the message is resolved. ( P.247, 
466)
●PCS (Pre-Collision system)
●LTA (Lane Tracing Assist)
●Automatic High Beam
●RSA (Road Sign Assist) (if 
equipped)
●Dynamic radar cruise control with 
full-speed range
■If “AWD System Overheated 
Switching to 2WD Mode” or 
“AWD System Overheated 2WD 
Mode Engaged” is displayed 
(AWD models)
This message may be displayed 
when driving under extremely high 
load conditions.
Drive the vehicle  at low speeds and 
stop the vehicle in a safe place with 
the engine running until the mes-
sage is cleared.
If the message is not cleared, have 
the vehicle inspected by your Toyota 
dealer.
■If “Check Fuel Cap” is dis-
played
The fuel tank cap is not properly 
installed. Correctly  install the fuel 
tank cap.
■If “Maintenance Required 
Soon” is displayed
Indicates that all maintenance 
according to the dr iven distance on 
the maintenance schedule
* should 
be performed soon.
Comes on approximately 4500 
miles (7200 km) after the message 
has been reset. If necessary, per-
form maintenance. Please reset the 
message after the maintenance is 
performed. ( P.401)
*: Refer to the separate “Scheduled 
Maintenance” or  “Owner’s Man-
ual Supplement”  for the mainte-
nance interval applicable to your 
vehicle.
■If “Maintenance Required Visit 
Your Dealer” is displayed
Indicates that all maintenance is 
required to correspond to the driven 
distance on the maintenance sched-
ule
*.
Comes on approximately 5000 
miles (8000 km) after the message 
has been reset. (The indicator will 
not work properly unless the mes-
sage has been rese t.) Perform the 
necessary maintenance. Please 
reset the message after the mainte-
nance is performed. ( P.401)
*: Refer to the separate “Scheduled 
Maintenance” or  “Owner’s Man-
ual Supplement”  for the mainte-
nance interval applicable to your 
vehicle.
■If a message that indicates the 
need for visiting your Toyota 
dealer is displayed
The system or part shown on the 
multi-information di splay is malfunc-
tioning. Have the vehicle inspected 
by your Toyota dealer immediately.
■If a message that indicates the 
need for referring to Owner’s 
Manual is displayed
●If any of the following messages 
are shown on the multi-informa-
tion display, it may indicate a mal-
function. Immediately stop the 
vehicle and contact your Toyota 
dealer.
• “Braking Power Low 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 
Manual”
• “Hybrid System Stopped”