2010 TOYOTA TUNDRA open hood

116
1-6. Theft deterrent system
Alarm
: If equipped
The system sounds the alarm and flashes lights when forcible entry
is detected.
■ Triggering of the alarm
The alarm is triggered in the following situations.
●A locked door is unlocked or opened in any way other than
using the wireless remote control door lock function or key.
The doors will lock again automatically.
● The hood is opened while t he vehicle is locked.
● Vehicles with the glass breakage sensor (if equipped): The
side windows are tapped or broken.
● The battery is reconnected.
■ Setting the alarm system
Close the doors and hood,
and lock all the doors. The
system will be set automati-
cally after 30 seconds.
The indicator light changes
from being on to flashing when
the system is set.
■Deactivating or stopping the alarm
●Unlock the doors.
● Turn the engine switch to the ACC or ON position, or start the
engine.
(The alarm will be deactivated or stopped after a few sec-
onds.)

117
1-6. Theft deterrent system
1
Before driving
■
System maintenance
The vehicle has a maintenance-free type alarm system.
■ Items to check before locking the vehicle
To prevent unexpected triggering of the alarm and vehicle theft, make sure
of the following.
●Nobody is in the vehicle.
● The windows and moon roof are closed before the alarm is set.
● No valuables or other personal items are left in the vehicle.
■ Triggering of the alarm
The alarm may be triggered in the following situations.
(Stopping the alarm deactivates the alarm system.)
●A person inside the vehicle opens a door or hood.
● The battery is recharged or replaced when the vehicle is locked.
■ Panic mode
P. 4 4
■ When the battery is disconnected
Be sure to cancel the alarm system.
If the battery is discharged before canceling the alarm, the system may be
triggered when the battery is reconnected.
■ Alarm-operated door lock
●When the alarm is operating, the doors are locked automatically to pre-
vent intruders.
● Do not leave the key inside the vehicle when the alarm is operating, and
make sure the key is not inside the vehicle when recharging or replacing
the battery.
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper
operation of the system cannot be guaranteed.

508 3-8. Other interior features
■Circling calibration
When “C” appears on the dis-
play, drive the vehicle at 5 mph
(8 km/h) or less in a circle until a
direction is displayed.
If there is not enough space to
drive in a circle, drive around the
block until the direction is dis-
played.
■Conditions unfavorable to correct operation
The compass may not show the correct direction in the following conditions:
●The vehicle is stopped immediately after turning.
● The vehicle is on an inclined surface.
● The vehicle is in a place where the earth’s magnetic field is subject to
interference by artificial magnetic fields (underground car park/parking
lot, under a steel tower, between buildings, roof car park/parking lot, near
an intersection, near a large vehicle, etc.).
● The vehicle has become magnetized.
(There is a magnet or metal object near the inside rear view mirror.)
● The battery has been disconnected.
● A door is open.
CAUTION
■While driving the vehicle
Do not adjust the display. Be sure to adjust the display only when the vehicle
is stopped.
■ When doing the circling calibration
Be sure to secure a wide space, and watch out for people and vehicles in the
neighborhood. Do not violate any local traffic rules while performing circling
calibration.

527
4-3. Do-it-yourself maintenance
4
Maintenance and care
Hood
CAUTION
■Pre-driving check
Check that the hood is fully closed and locked.
If the hood is not locked properly, it may open while the vehicle is in motion
and cause an accident, which may result in death or serious injury.
Release the lock from the inside of the vehicle to open the hood.
Pull the hood release lever.
The hood will pop up slightly.
Pull up the hood catch lever
and lift the hood.

636 5-2. Steps to take in an emergency
■Overheating
If you observe the following, your vehicle may be overheating.
●The engine coolant temperature gauge enters the red zone or a loss of
power is experienced.
● Steam is coming from under the hood.
● “ENGINE COOLANT HOT” is shown on the multi-information display
(vehicles with multi-information display).
CAUTION
■To prevent an accident or injury when inspecting under the hood of
your vehicle
● If steam is seen coming from under the hood, do not open the hood until
the steam has subsided. The engine compartment may be very hot, caus-
ing serious injury such as burns.
● Keep hands and clothing away from the fan and other belts while the
engine is running.
● Do not loosen the radiator cap while the engine and radiator are hot.
Serious injury, such as burns, may result from hot coolant and steam
released under pressure.
NOTICE
■When adding engine coolant
Wait until the engine has cooled down before adding engine coolant.
When adding coolant, do so slowly. Adding cool coolant to a hot engine too
quickly can cause damage to the engine.

710 Alphabetical index
Compass ................................... 506
Condenser ................................ 535
Console box ............................. 450
Cooling systemEngine overheating ............... 634
CRS ........................................... 143
Cruise control........................... 221
Cup holders .............................. 464
Curtain shield airbags ............. 120
Customizable features..... 206, 684
Daytime running light system .................................... 215
Deck hooks ............................... 498
Defogger Back window ......................... 307
Side mirrors ................... 305, 307
Dimension................................. 640
Dinghy towing .......................... 285
Display Trip information ..................... 204
Warning message ................. 604
Do-it-yourself main tenance..... 523
Doors Door glasses ...........................96
Door lock ...........................44, 48
Open door warning........597, 605
Side doors ...............................47
Side mirrors .............................91
Driver’s seat belt reminder buzzer ............................. 597, 599
Driver’s seat belt reminder light................. 597, 599
Driving
Break-in tips .......................... 175
Correct posture ..................... 118
Driving assist systems........... 243
Procedures ............................ 174
Winter driving tips.................. 260
Driving position memory...........70
DVD player ................................ 386 Emergency flashers................. 584
Emergency flashers switch .... 584
Emergency, in case of
Blown fuse ............................ 560
If the engine will not start ...... 625
If the shift lever cannot be shifted ................................. 627
If the vehicle has
discharged battery .............. 631
If the warning buzzer sounds ................................ 595
If the warning light turns on........................................ 595
If the warning message
is displayed ......................... 604
If you have a flat tire ............. 608
If you lose your keys ............. 630
If you think something is wrong .............................. 591
If your vehicle becomes
stuck ................................... 637
If your vehicle has to be stopped in an emergency ... 638
If your vehicle needs to be towed ............................. 585
If your vehicle overheats ....... 634
Engine Compartment ........................ 528
Engine switch ........................ 183
Exhaust gas .......................... 180
Hood ..................................... 527
How to start the engine ................................. 183
Identification number............. 654
If the engine will not start ...... 625
Ignition switch ...................... 183
Immobilizer system ............... 114
Overheating .......................... 634
Warning light ......................... 596
Engine coolant Capacity ................................ 661
Checking ............................... 534
D
E

713
Alphabetical index
Vehicle exterior..................... 512
Vehicle interior...................... 514
Malfunction indicator lamp .... 596
Manual air conditioning system ................................... 297
Manual headlight leveling dial.......................................... 214
Master warning light ....... 598, 604
Map holder ............................... 456
Meter Accessory meter................... 210
Instrument panel light
control ................................ 199
Meters .................................. 194
Mirrors Inside rear view mirror ............ 88
Side mirror heaters ....... 305, 307
Side mirrors ............................ 91
Vanity mirrors ....................... 475
Moon roof................................. 104
MP3 disc................................... 331
Multi-information display ................................... 204
Noise from under vehicle ......... 36
Odometer ................................. 194
Off-road precautions............... 250
Oil Engine oil.............................. 530
Warning light ................ 596, 598
Opener Hood ..................................... 527
Outside rear view mirrors Adjusting and folding .............. 91
Outside temperature
display ................................... 477
Overhead console ................... 463
Overheating, Engine ............... 634
Parking assist .......................... 224
Parking brake .......................... 192 Parking lights
Replacing light bulbs .............574
Switch....................................213
Wattage .................................668
Passenger airbag off switch
Installing the child restraint system ................................151
Passenger airbag off switch
precautions .........................146
Passenger airbag off switch ..................................132
Passenger risk group ............133
Pen holder ................................459
Personal lights Switch....................................444
Wattage .................................668
Power back window .................101
Power outlet .....................482, 487
Power steering Fluid ..............................537, 665
Power windows ..........................96
Radiator ....................................535
Radio .........................................314
Rear seat Adjustment ..............................65
Folding down ...........................67
Raising the bottom cushion .....66
Rear seat entertainment system ....................................377
Rear seat entertainment
system controller battery......383
Rear side marker lights Replacing light bulbs .............577
Switch....................................213
Rear seat adjustment.................65
Rear seat adjustment precautions ..............................68
Rear turn signal lights Replacing light bulbs .............577
Switch....................................191
Wattage .................................668
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