2017 TOYOTA HIGHLANDER sensor

5838-2. Steps to take in an emergency
8
When trouble arises
HIGHLANDER_U (OM0E017U)
PCS (Pre-Collision System) warning light When the warning light flashes (and a buzzer sounds):
Indicates a malfunction in the PCS (Pre-Collision system)
→ Have the vehicle inspected by your Toyota dealer
immediately.
When the warning light flashes (and a buzzer does not
sound):
Indicates that the PCS (Pre-Collision system) is temporar-
ily unavailable, possibly due to either of the following:
• An area around the radar sensor or camera sensor being dirty or covered with condensation, ice, stickers,
etc.
→ Clear the dirt, condensation, ice, stickers, etc.
(→P. 256)
• Radar sensor or camera sensor operational conditions
(such as temperature etc.) being not met
→ Driving is possible in th is case. The PCS (Pre-Colli-
sion System) will be enabled if the operational condi-
tions (such as temperature etc.) are met again.
When the warning light is illuminated:
Either the VSC (Vehicle Stability Control) system or PCS
(Pre-Collision system) is disabled or both are disabled.
→ To enable the PCS, enable both the VSC system and
PCS. ( →P. 265, 334)
(Amber)
LDA (Lane Departure Alert wit h steering control) indica-
tor The indicator comes on and a warning message is dis-
played to indicate that the LDA (Lane Departure Alert with
steering control) system is not available temporarily or has
detected a malfunction.
→ P. 592
(Flashes)
Stop & Start cancel indicator*3
Indicates a malfunction in the Stop & Start system
(The Stop & Start cancel indicator will come on when the
system is canceled.: →P. 298)
→ Have the vehicle inspected by your Toyota dealer
immediately.
Warning lightWarning light/Details/Actions

5868-2. Steps to take in an emergency
HIGHLANDER_U (OM0E017U)■
SRS warning light
This warning light system monitors the airbag sensor assembly, front impact
sensors, side impact sensors (front door), side impact sensors (rear), driver’s
seat position sensor, driver’s seat belt buckle switch, front passenger occu-
pant classification system (ECU and sens ors), “AIR BAG ON” indicator light,
“AIR BAG OFF” indicator light, front passenger’s seat belt buckle switch,
driver’s seat belt pretensioner, front passenger’s seat belt pretensioner and
force limiter, airbags, interconnecting wiring and power sources. ( →P. 42)
■ Front passenger detection sensor, seat belt reminder and warning
buzzer
If luggage is placed on the front passenger seat, the front passenger detec-
tion sensor may cause the warning light to flash and the warning buzzer to
sound even if a passenger is not sitting in the seat.
■ If the malfunction indicator la mp comes on while driving
First check the following:
● Is the fuel tank empty?
If it is, fill the fuel tank immediately.
● Is the fuel tank cap loose?
If it is, tighten it securely.
The light will go off after several driving trips.
If the light does not go off even after several trips, contact your Toyota dealer
as soon as possible.
■ Electric power steering system warning light (warning buzzer)
When the battery charge becomes insufficient or the voltage temporarily
drops, the electric power steering system warning light may come on and \
the
warning buzzer may sound.
■
When the tire pressure warning light comes on
Check the tire inflation pressure and adjust to the appropriate level. Push-
ing the tire pressure warning reset switch will not turn off the tire pressure
warning light.
■The tire pressure warning light may come on due to natural causes
The tire pressure warning light may come on due to natural causes such
as natural air leaks and tire inflat ion pressure changes caused by tem-
perature. In this case, adjusting the ti re inflation pressure will turn off the
warning light (afte r a few minutes).

5938-2. Steps to take in an emergency
8
When trouble arises
HIGHLANDER_U (OM0E017U)
Indicates that one or more of the doors is not fully
closedThe 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 indi-
cate that the door(s) are not yet fully closed.
→ Make sure that all the doors are closed.
Indicates that the hood is not fully closed
If the vehicle reaches a speed of 3 mph (5 km/
h), flashes and a buzzer sounds to indi-
cate that the hood is not yet fully closed.
→ Close the hood.
Indicates that the back door is not fully closed
If the vehicle reaches a speed of 3 mph (5 km/
h), flashes and a buzzer sounds to indi-
cate that the back door is not yet fully closed.
→ Close the back door.
(If equipped)
Indicates that the glass hatch is not fully closed
If the vehicle reaches a speed of 3 mph (5 km/
h), flashes and a buzzer sounds to indi-
cate that the glass hatch is not yet fully closed.
→ Close the glass hatch.
(If equipped)
Indicates a malfunction in the intuitive parking
assist-sensor
The assist-sensors flash.
A buzzer also sounds.
→ Have the vehicle inspect ed by your Toyota
dealer.
Warning messageDetails/Actions

5948-2. Steps to take in an emergency
HIGHLANDER_U (OM0E017U)
(If equipped)
Indicates that an intuitive parking assist-sensor is
dirty or covered with iceA buzzer also sounds.
→ Clean the sensor.
Indicates a malfunction in the EPS (Electric
Power Steering) system
A buzzer also sounds.
→ Have the vehicle inspect ed by your Toyota
dealer.
Indicates that the vehicle is being driven at 3 mph (5
km/h) or more with the parking brake still engaged
A buzzer also sounds.
→ Release the parking brake.
Indicates that the LDA (Lane Departure Alert with
steering control) system has determined that the
driver does not have their hands on the steering
wheel while the steering control function is on
If the system continues to determine that the
driver does not have his hands on the steering
wheel, comes on and a buzzer also
sounds.
→ Firmly hold the steering wheel.
Warning messageDetails/Actions
(U.S.A.) (Canada) (Flashes)

5958-2. Steps to take in an emergency
8
When trouble arises
HIGHLANDER_U (OM0E017U)
Indicates that the engine coolant temperature is
too highA buzzer also sounds.
→ P. 644
Indicates a malfunction in the vehicle’s charging
system.
→Immediately stop the vehicle in a safe place
and contact your Toyota dealer. Continuing
to drive the vehicle may be dangerous.
Indicates that the radar sensor is dirty or covered
with ice A buzzer also sounds.
→ Clean the sensor.
Indicates that the dynamic radar cruise control
system cannot be used temporarily due to bad
weather
A buzzer also sounds.
→ Use the dynamic radar cruise control sys-
tem when it becomes available again.
Warning messageDetails/Actions

5968-2. Steps to take in an emergency
HIGHLANDER_U (OM0E017U)
The LDA (Lane Departure Alert with steering con-
trol) system is temporarily canceled due to a mal-
function in a sensor other than the camera
sensor.A buzzer also sounds.
→ Turn the LDA (Lane Departure Alert with
steering control) system off and follow the
appropriate troubleshooting procedures
for warning message. Afterward, drive the
vehicle for a short time, and then turn the
LDA (Lane Departure Alert with steering
control) system back on.
(If equipped)
Indicates that a Blind Spot Monitor sensor or the
surrounding area on the rear bumper is dirty or
covered with snow, ice, etc. or that a sensor is
misaligned A buzzer also sounds.
→ Clean off the dirt, snow, ice, etc. and drive
the vehicle with the op eration conditions of
the BSM function ( →P. 321) satisfied for
approximately 10 minutes. If the warning
message does not disappear, the sensor
may be misaligned. Have the vehicle
inspected by your Toyota dealer.
Indicates a malfunction in the dynamic radar
cruise control system. • Press the “ON-OFF” button once to deacti-vate the system, and then press the button
again to reactivate the system.
• A buzzer also sounds.
→ Have the vehicle inspect ed by your Toyota
dealer.
Indicates a malfunction in the LDA (Lane Depar-
ture Alert with steering control) system A buzzer also sounds.
→ Have the vehicle inspect ed by your Toyota
dealer.
Warning messageDetails/Actions
(Amber)
(Amber)

5978-2. Steps to take in an emergency
8
When trouble arises
HIGHLANDER_U (OM0E017U)The operation conditions of the camera sensor
(temperature, etc.) are not met.
→
When the operation c onditions of the cam-
era sensor (temperature, etc.) are met, the
following systems will become available.
• PCS (Pre-Collision System)
• LDA (Lane Departure Alert with steering con- trol) system
• Dynamic radar cruise control
• Automatic High Beam
Indicates that dirt, rain, condensation, ice, snow,
etc., are present on the windshield in front of the
camera sensor
The following systems will be temporarily unus-
able.
• PCS (Pre-Collision System)
• LDA (Lane Departure Alert with steering con-
trol) system
• Dynamic radar cruise control
• Automatic High Beam
→ Tum the system off, remove any dirt, rain,
condensation, ice, snow, etc., from the
windshield, and then turn the system back
on.
Indicates a malfunction in the pre-collision sys-
tem A buzzer also sounds.
→ Have the vehicle inspect ed by your Toyota
dealer.
(If equipped)
Indicates a malfunction in the BSM (Blind Spot
Monitor) system A buzzer also sounds.
→ Have the vehicle inspect ed by your Toyota
dealer.
Warning messageDetails/Actions
(Flashes) (Amber)
(Flashes) (Amber)
(Flashes)

6028-2. Steps to take in an emergency
HIGHLANDER_U (OM0E017U)
*: Refer to the separate “Scheduled Maintenance Guide” or “Owner’s ManualSupplement” for the maintenance interval applicable to your vehicle.
■ Messages displays
The message illustrations used are intended as examples, and may differ
from the image that is actually displayed on the multi-information display.
■ Conditions that the tire pressure warning system may not function prop-
erly
→P. 537
■ Warning buzzer
→P. 587
Indicates that the pre-collision system sensor is
dirty, covered with ice, etc.
→ Remove any dirt, ice, etc.
Warning messageDetails/Actions
(Flashes)