2020 TOYOTA TACOMA brake sensor

2874-5. Using the driving support systems
4
Driving
WARNING
■Sensor detection information
Pay particular attention to the following instances in where th is may occur.
Failing to do so way result in the vehicle being unable to be d riven or parked
safety and possibly cause an accident.
● The sensor’s detection areas are limited to the areas around the vehicle’s
rear bumper.
● Certain vehicle conditions and the surrounding environment may affect the
ability of the sensor to correctly detect obstacles. Particular instances
where this may occur are listed below.
• There is dirt, snow or ice on the sensor. (Wiping the sensors will resolve this problem.)
• The sensor is frozen. (Thawing the area will resolve this prob lem.)
• The sensor is covered in any way.
• The vehicle is leaning considerably to one side.
• On an extremely bumpy road, on an incline, on gravel, or on gr ass.
• The vicinity of the vehicle is noisy due to vehicle horns, motorcycle engines, air brakes of large vehicles, or other loud noises producing
ultrasonic waves.
• There is another vehicle equipped with parking assist sensors in the vicinity.
• The sensor is coated with a sheet of spray or heavy rain.
• The vehicle is equipped with a fender pole or radio antenna.
• The bumper or sensor receives a strong impact.
• The vehicle is approaching a tall or curved curb.
• In harsh sunlight or intense cold weather.
• The area directly under the bumpers is not detected.
• If obstacles draw too close to the sensor.
• A non-genuine Toyota suspension (lowered suspension, etc.) is installed.
• A backlit license plate, license plate holder, etc., are installed.
• People may not be detected if they are wearing certain types a nd color-
ing of clothing.
• People, animals, and moving objects may not be able to be detected.
In addition to the examples above, there are instances in which , because of
their shape, signs and other objects may be judged by the senso r to be
closer than they are.

4787-2. Steps to take in an emergency
*3: Driver’s seat belt buzzer:The driver’s seat belt buzzer sounds to alert the driver that h is or her seat
belt is not fastened. Once the engine switch is turned to the “ON” position
(vehicles without a smart key system) or IGNITION ON mode (vehi cles
with a smart key system), the buzzer sounds for 6 seconds. If t he vehicle
reaches a speed of 12 mph (20 km/h), the buzzer sounds once. If the seat
belt is still unfastened after 24 seconds, the buzzer will soun d intermittently
for 10 seconds. Then, if the seat belt is still unfastened, the buzzer will
sound in a different tone for 20 more seconds.
Front passenger’s seat belt buzzer:
The front passenger’s seat belt buzzer sounds to alert the fron t passenger
that his or her seat belt is not fastened. The buzzer sounds on ce if the
vehicle reaches a speed of 12 mph (20 km/h). If the seat belt is sill unfas-
tened after 24 seconds, the buzzer will sound intermittently fo r 10 seconds.
Then, if the seat belt is still unfastened, the buzzer will sou nd in a different
tone for 20 more seconds.
*4: Parking brake engaged warning buzzer:
A buzzer will sound if the vehicle is driven at a speed of approximately
3 mph (5 km/h) or more.
*5: If equipped
■ SRS warning light
This warning light system monitors the airbag sensor assembly, front impact
sensors, side impact sensors (front), side impact sensors (rear ), driver’s seat
position sensor, driver’s seat belt buckle switch, front passen ger occupant
classification system (ECU and sensors), “AIR BAG ON” indicator light, “AIR
BAG OFF” indicator light, front passenger’s seat belt buckle switch, seat belt
pretensioners assemblies, airbags, interconnecting wiring and power
sources. ( P. 38)
■ Front passenger detection sensor, seat belt reminder and warnin g
buzzer
● If luggage is placed on the front passenger seat, the front pas senger detec-
tion sensor may cause the warning light to flash and the warnin g buzzer to
sound even if a passenger is not sitting in the seat.
● If a cushion is placed on the seat, the sensor may not detect a passenger,
and the warning light may not operate properly.

4897-2. Steps to take in an emergency
7
When trouble arises
Indicates that the parking brake is still engaged.If the vehicle reaches a speed of 3 mph
(5 km/h), flashes and a buzzer
sounds to indicate that the parking brake is
still engaged.
 Release the parking brake.
(If equipped)
Indicates a malfunction in the smart key system.
A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer.
(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.
(If equipped)
Indicates a malfunction in the BSM (Blind Spot
Monitor) system. A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer.
Warning messageDetails/Actions
(U.S.A.) (Canada)
(Flashes)

4937-2. Steps to take in an emergency
7
When trouble arises
(If equipped)
Indicates that the LDA (Lane Departure Alert)
system cannot be used as the vehicle speed is
lower than approximately 32 mph (50 km/h).
Drive the vehicle at approximately 32 mph
(50 km/h) or more.
(If equipped)
Indicates that LDA (Lane Departure Alert) system
cannot be used due to the vehicle speed being
too high.
Slow down.
(If equipped)
Indicates that:
• There is a high possibility of a frontal colli-sion; or
• The pre-collision braking function is operat-
ing.
A buzzer also sounds.
 Slow the vehicle by applying the brakes.
(If equipped)
The operation conditions of the camera sensor
(temperature, etc.) are not met.
When the operation conditions of the cam-
era sensor (temperature, etc.) are met, the
following systems will become available.
• PCS (Pre-Collision System)
• LDA (Lane Departure Alert) system
• Automatic High Beam
Warning messageDetails/Actions
(Yellow)

4947-2. Steps to take in an emergency
(If equipped)
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 unusable.• PCS (Pre-Collision System)
• LDA (Lane Departure Alert) system
• Automatic High Beam
 Turn the system off, remove any dirt, rain,
condensation, ice, snow, etc., from the
windshield, and then turn the system back
on.
(If equipped)
Indicates a malfunction in the PCS (Pre-Collision
System).
A buzzer also sounds.
 Have the vehicle inspected by your Toyota
dealer.
(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. 318, 319)
(If equipped)
Indicates that the pre-collision system is tempo-
rarily unavailable.
Please wait until the system returns. If the
message does not disappear, the system
may be malfunctioning. Have the vehicle
inspected by your Toyota dealer immedi-
ately.
Warning messageDetails/Actions
(Yellow)
(Flashes)

601Alphabetical index
Odometer.................................... 98
Off-road precautions ............... 327
Oil Engine oil .............................. 537
Differential oil ........................ 540
Manual transmission oil ........ 541
Transfer oil ............................ 542
Opener Hood ..................................... 411
Outside rear view mirrors ....... 154
Adjusting and folding ............ 154
Blind spot monitor ................. 289
Outside rear view mirror defoggers ......... 334, 341
Outside temperature display ...................................... 98
Overhead console ................... 352
Overheating.............................. 527 Parking assist sensors
(intuitive parking assist)....... 283
Parking brake........................... 218 Operation .............................. 218
Parking brake engaged
warning buzzer ................... 476
Parking brake engaged
warning message ............... 489
Parking lights........................... 219 Light switch ........................... 219
Replacing light bulbs .... 454, 460
Wattage ................................ 545
PCS
(Pre-Collision System).......... 243 Pre-collision brake assist ...... 244
Pre-collision braking ............. 244
Pre-collision warning ............ 244
Warning light......................... 477
Personal lights......................... 348
Wattage ................................ 545
Power back window ................ 160
Power mode switch ................. 211
Power outlets ................... 369, 370
Power steering fluid ................ 420
Power windows ....................... 156 Jam protection function ........ 157
Operation .............................. 156
Power back window switch ................................. 160
Window lock switch .............. 156
Pre-Collision System (PCS).... 243
OP
*: For vehicles with Audio Plus or Premium Audio, refer to the “ NAVIGA-
TION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”