sensor TOYOTA HIGHLANDER HYBRID 2014 XU50 / 3.G Service Manual

3856-1. Maintenance and care
6
Maintenance and care
HIGHLANDER_HV_U (OM48D74U)
NOTICE
■Cleaning detergents
● Do not use the following types of detergent, as they may discolor the vehi-
cle interior or cause streaks or damage to painted surfaces:
• Non-seat portions: Organic substances such as benzene or gasoline,
alkaline or acidic solutions, dye, and bleach
• Seats: Alkaline or acidic solutions, such as thinner, benzene, and alco- hol
● Do not use polish wax or polish cleaner. The instrument panel’s or other
interior part’s painted surface may be damaged.
■ Preventing damage to leather surfaces
Observe the following precautions to avoid damage to and deterioration of
leather surfaces:
● Remove any dust or dirt from leather surfaces immediately.
● Do not expose the vehicle to direct sunlight for extended periods of time.
Park the vehicle in the shade, especially during summer.
● Do not place items made of vinyl, plastic, or containing wax on the uphol-
stery, as they may stick to the leather surface if the vehicle interior heats
up significantly.
■ Water on the floor
Do not wash the vehicle floor with water.
Vehicle systems such as the audio system may be damaged if water comes
into contact with electrical components such as the audio system above or
under the floor of the vehicle. Water may also cause the body to rust.
■ When cleaning the inside of the wi ndshield (vehicles with LDA [Lane
Departure Alert] and Automatic High Beam)
Be careful not to touch the camera sensor ( P. 253, 283).
If the camera is accidentally scratched or hit, LDA and Automatic High
Beam may not operate properly or may cause a malfunction.
■ Cleaning the inside of the rear window and the rear quarter windows
● Do not use glass cleaner to clean the rear window and the rear quarter
windows, as this may cause damage to the rear window defogger heater
wires or antenna. Use a cloth dampened with lukewarm water to gently
wipe the window clean. Wipe the window in strokes running parallel to the
heater wires or antenna.
● Be careful not to scratch or damage the heater wires or antenna.

4617-2. Steps to take in an emergency
7
When trouble arises
HIGHLANDER_HV_U (OM48D74U)
■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 sensors), “AIR BAG ON” indicator light,
“AIR BAG OFF” indicator light, front passenger’s seat belt buckle switch, seat
belt pretensioner, airbags, interconnecting wiring and power sources.
( P. 43)
■ 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 12-volt battery charge becomes insufficient or the voltage tem-
porarily 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 inflation pressure changes caused by temper-
ature. In this case, adjusting the ti re inflation pressure will turn off the
warning light (after a few minutes).

4707-2. Steps to take in an emergency
HIGHLANDER_HV_U (OM48D74U)
Monochrome display
Color display
Indicates that the glass hatch is not fully closedIf the vehicle reaches a speed of 3 mph (5
km/h), flashes and a buzzer sounds to
indicate that the glass hatch is not yet fully
closed.
 Close the glass hatch.
Monochrome display
Color display
(If equipped)
Indicates a malfunction in the intuitive parking
assist-sensor
The assist-sensors flash.
A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer.
Warning messageDetails/Actions

4717-2. Steps to take in an emergency
7
When trouble arises
HIGHLANDER_HV_U (OM48D74U)
Monochrome display
Color display
(If equipped)
Indicates that an intuitive parking assist-sensor is
dirty or covered with iceA buzzer also sounds.
 Clean the sensor.
Preparing the vehicle for refueling.
Wait a moment.
You may commence refueling.
Finish refueling within 30 minutes.
Close the fuel filler door.
Indicates that the accelerator pedal is depressed
while the shift lever is in N
A buzzer also sounds.
 Release the accelerator pedal and shift the
shift lever to D, S or R.
Indicates that the hybrid battery (traction battery)
power has dropped because a long period of time
has elapsed after shifting the shift lever to N
A buzzer also sounds.
 Restart the hybrid system when starting
the vehicle.
Warning messageDetails/Actions
(Flashes)
(Flashes)

4737-2. Steps to take in an emergency
7
When trouble arises
HIGHLANDER_HV_U (OM48D74U)
Color display only
Indicates that the engine coolant temperature is
too highA buzzer also sounds.
 P. 521
Color display onlyIndicates 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.
Color display only
(If equipped)
Indicates that the radar sensor is dirty or covered
with ice A buzzer also sounds.
 Clean the sensor.
Color display only
(If equipped)
Indicates that the dynamic radar cruise control
system is unable to judge vehicle-to-vehicle dis-
tance
A buzzer also sounds.
 Turn off snow mode.
If the windshield wipers are on, turn them
off or set them to a mode other than high
speed wiper operation.
(If equipped)
Indicates that the LDA (Lane Departure Alert)
system is suspended (The camera sensor tem-
perature is higher than the operation temperature
range)
A buzzer also sounds.
 Restart the LDA after driving for a while.
(If equipped)
Indicates that a Blind Spot Monitor sensor or the
surrounding area on the bumper is dirty or cov-
ered with ice
A buzzer also sounds.
 Clean the sensor and its surrounding area
on the bumper.
Warning messageDetails/Actions

4777-2. Steps to take in an emergency
7
When trouble arises
HIGHLANDER_HV_U (OM48D74U)
Indicates that the TRAC (Traction Control) sys-
tem has been deactivated
Turn the TRAC on. ( P. 294)
(U.S.A. only)
Indicates that all maintenance according to the
driven distance on the maintenance schedule*1
should be performed soon.
Comes on approximately 4500 miles (7200 km)
after the maintenance data has been reset.
If necessary, perform maintenance.
(U.S.A. only)
Indicates that all maintenance is required to cor-
respond to the driven distance on the mainte-
nance schedule*
1.
Comes on approximately 5000 miles (8000 km)
after the maintenance data has been reset.
(The indicator will not work properly unless the
maintenance data has been reset.)
 Perform the necessary maintenance.
Please reset the maintenance data after the
maintenance is performed. ( P. 387)
(If equipped)
Indicates that the Automatic High Beam switch is
pressed while the headlights are in low beam.
Turn the high beam on and press the Auto-
matic High Beam switch again.
Color display only
(If equipped)
Indicates that, since the VSC (Vehicle Stability
Control) system was turned off, the pre-collision
brake system operation is stopped
Turn the VSC on. ( P. 294)
Color display only
(If equipped)
Indicates that the PCS (Pre-collision system) is
not currently functional because the grille cover
or the sensor is dirty
Check the grille cover and the sensor and
clean them if they are dirty.
Warning messageDetails/Actions
(Flashes)

5638-2. Customization
HIGHLANDER_HV_U (OM48D74U)
8
Vehicle specifications
■Turn signal lever (P. 242)
*1: After flashing the turn signal lights when turning left or right while this func-
tion is off and the turn signal lever is moved to the first position in the direc-
tion of the flashing light, the turn signal lights can be selected to be flashing
or off.
*2: The turn signal lights will be off if the turn signal lever is moved to the firstposition in the direction of flashing light.
■
Automatic light control system ( P. 244)
FunctionDefault settingCustomized set-
ting
The number of times the
turn signal lights flash
automatically when the
turn signal lever is
moved to the first posi-
tion during a lane
change
*1
3
Off*2
——O
4 to 7
123
FunctionDefault settingCustomized set-
ting
Light sensor sensitivityStandard-2 to 2O—O
Time elapsed before
headlights automatically
turn off after doors are
closed
30 seconds
Off
O—O60 seconds
90 seconds
123

5648-2. Customization
HIGHLANDER_HV_U (OM48D74U)■
Lights (
P. 244)
*: U.S.A. only
■
Intuitive parking assist*1 (Refer to “Navigation and Multimedia
System Owner’s Manual”)
*1: If equipped
*2: When intuitive parking assist is operating.
■
Vehicle Proximity Notification System ( P. 8 2 )
■Automatic air condi tioning system (P. 326)
FunctionDefault settingCustomized set-
ting
Daytime running light
system
*OnOffO—O
123
FunctionDefault settingCustomized set-ting
Detection distance of the
rear center sensorFarNearO—O
Buzzer volumeLevel 3Level 1 to 5O—O
Display setting*2All sensors dis-playedDisplay offO—O
123
FunctionDefault settingCustomized set- ting
The volume of Vehicle
Proximity Notification
System sound
Level 1
Level 2
——OLevel 3
123
FunctionDefault settingCustomized set-ting
A/C auto switch opera-
tionOnOffO—O
123

587What to do if... (Troubleshooting)
HIGHLANDER_HV_U (OM48D74U)

●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects them and the alarm sounds. (P. 93)
To stop the alarm, turn the power switch to ON mode or start the hybrid
system.
●Is the electronic key left inside the vehicle or the moon roof or panoramic
moon roof open?
Check the message on the multi-information display. ( P. 466)
●When a warning light turns on or a warning message or indicator is dis-
played, refer to P. 457, 466.
An alarm is activated and the horn sounds
(vehicles with an alarm)
A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message or indicator
is displayed

597Alphabetical index
HIGHLANDER_HV_U (OM48D74U)
Multi-information display (with color display) ............... 111
Audio system-linked.............. 111
Driving information ................ 113
Dynamic radar cruise control................................. 269
Energy monitor ..................... 117
LDA (Lane Departure Alert)........ 284
Navigation system-linked ...... 111
Settings display..................... 114
Switching the display ............ 112
Warning message ................. 466
Multi-information display
(with monochrome display) Driving information ................ 107
Settings display..................... 109
Warning message ................. 466
Navigation system
*
Noise from under vehicle............ 8
Odometer.................................. 103
Oil Engine oil .............................. 532
Opener Back door.............................. 135
Fuel filler door ....................... 261
Glass hatch ........................... 144
Hood ..................................... 396
Outer foot lights....................... 339
Outside rear view mirrors ....... 177
Adjusting and folding ............ 177
BSM (Blind spot monitor) ...... 304
Mirror position memory ......... 165
Outside rear view mirror defoggers ........................... 328 Outside temperature
display.................................... 353
Overheating, Hybrid system... 521
Panoramic moon roof ............. 187 Jam protection function ........ 189
Operation .............................. 187
Parking assist sensors (intuitive parking assist)
*
Parking brake........................... 243 Operation .............................. 243
Parking brake engaged warning buzzer ................... 472
Parking brake engaged warning message ............... 472
Parking lights........................... 244
Light switch ........................... 244
Replacing light bulbs ............ 434
Wattage ................................ 539
PCS (Pre-Collision System).......... 297 Function ................................ 297
PCS OFF switch ................... 298
Warning light......................... 458
Personal lights......................... 340 Wattage ................................ 539
Power back door ..................... 134
Power control unit ..................... 85
Power control unit coolant ..... 403 Capacity................................ 534
Checking............................... 403
Preparing and checking before winter ...................... 316
Power outlets ........................... 354
Power steering (Electric power steering) ...... 292 Warning light......................... 458
Power switch ........................... 229
N
O
P
*: Refer to “Navigation and Multimedia System Owner’s Manual”