2010 TOYOTA TUNDRA key battery

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2
3
4
5
6
7
5
4-1. Maintenance and careCleaning and protecting the vehicle exterior............ 512
Cleaning and protecting the vehicle interior............. 514
4-2. Maintenance Maintenance requirements ..................... 517
General maintenance.......... 519
Emission inspection and maintenance (I/M)
programs........................... 522
4-3. Do-it-yourself maintenance Do-it-yourself service precautions ....................... 523
Hood ................................... 527
Engine compartment ........... 528
Tires .................................... 542
Tire inflation pressure ......... 549
Wheels ................................ 553
Air conditioning filter............ 555
Wireless remote control battery ............................... 558
Checking and replacing fuses ................................. 560
Light bulbs........................... 571 5-1. Essential information
Emergency flashers............ 584
If your vehicle needs to be towed................................ 585
If you think something is wrong ............................... 591
Fuel pump shut off system .............................. 592
Event data recorder ............ 593
5-2. Steps to take in an emergency If a warning light turns on or a warning buzzer
sounds... .......................... 595
If a warning message is displayed (vehicles
with multi-information
display) ............................. 604
If you have a flat tire ........... 608
If the engine will not start.... 625
If the shift lever cannot be shifted from P ................... 627
If you lose your keys........... 630
If the vehicle battery is discharged........................ 631
If your vehicle overheats .... 634
If the vehicle becomes stuck ................................. 637
If your vehicle has to be stopped in an
emergency ........................ 638
4Maintenance and care5When trouble arises

45
1-2. Opening, closing and locking the doors
1
Before driving
■
Wireless remote control battery depletion
The standard battery life is 1 to 2 years. (The battery becomes depleted
even if the wireless remote control is not used.) If the wireless remot\
e control
function does not operate, the battery may be depleted. Replace the battery
when necessary. ( P. 558)
■ If the wireless remote control does not operate
Locking and unlocking the doors: Use the key. ( P. 47)
■ Security feature
If a door is not opened within approximately 60 seconds after the vehicle is
unlocked, the security feature automatically locks the vehicle again.
■ Alarm (if equipped)
Using the wireless remote control to lock the door will set the alarm sy\
stem.
(P. 116)
■ Conditions affecting operation
The wireless remote control function may not operate normally in the follow-
ing situations.
●Near a TV tower, radio station, electr ic power plant, airport or other facil-
ity that generates strong radio waves
● When carrying a portable radio, cell ular phone or other wireless commu-
nication device
● When multiple wireless keys are in the vicinity
● When the wireless key has come into contact with, or is covered by a
metallic object
● When a wireless key (that emits radio waves) is being used nearby
● When the wireless key has been left near an electrical appliance such as
a personal computer
■ When riding in an aircraft
When bringing a wireless remote control onto an aircraft, make sure you do
not press any buttons on the wireless remote control while inside the aircraft
cabin. If you are carrying a wireless remote control in your bag etc, ensure
that the buttons are not likely to be pressed accidentally. Pressing a button
may cause the wireless remote control to emit radio waves that could inter-
fere with the operation of the aircraft.

72 1-3. Adjustable components (seats, mirrors, steering wheel)
■Retained accessory power
Each memorized position (except for the tilt and telescopic steering column)
can be activated within 30 seconds after the driver’s door is opened, even if
the key is not in the engine switch.
■ If any position memory button is pushed while the adjustments are
being made
The operation will stop. To reactivate the system, push the button (“1” or “2”)
again.
■ If the battery is disconnected
The memorized positions must be reset because the computer’s memory is
erased when the battery is disconnected.
CAUTION
■Seat adjustment caution
Take care during seat adjustment that the seat does not strike the rear pas-
senger or squeeze your body against the steering wheel.
If this happens, you can stop the movement by pressing another seat posi-
tion memory button.

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.

When trouble arises5
583
5-1. Essential informationEmergency flashers ......... 584
If your vehicle needs to be towed ........................ 585
If you think something is wrong ............................. 591
Fuel pump shut off system ........................... 592
Event data recorder ......... 593 5-2. Steps to take in an
emergency
If a warning light turns on or a warning buzzer
sounds... ....................... 595
If a warning message is displayed (vehicles
with multi-information
display) .......................... 604
If you have a flat tire......... 608
If the engine will not start ................................ 625
If the shift lever cannot be shifted from P............ 627
If you lose your keys ........ 630
If the vehicle battery is discharged ..................... 631
If your vehicle overheats ....................... 634
If the vehicle becomes stuck .............................. 637
If your vehicle has to be stopped in
an emergency ................. 638

662 6-1. Specifications
Ignition system
Electrical system
Spark plug4.0 L V6 (1GR-FE) engine
Make DENSO NGK
Gap
K20HR-U11
LFR6C11
0.043 in. (1.1 mm)
4.6 L V8 (1UR-FE) and
5.7 L V8 (3UR-FE, 3UR-FBE)
engines
Make DENSO
Gap
SK20HR11
0.043 in. (1.1 mm)
NOTICE
■ Iridium-tipped spark plugs (4.6 L V8 [1UR-FE] and 5.7 L V8 [3UR-FE,
3UR-FBE] engines)
Use only iridium-tipped spark plugs. Do not adjust gap when tuning engine.
Battery
Open voltage at
68 F (20 C): 12.6  12.8 V Fully charged
12.2  12.4 V Half charged
11 . 8
 12.0 V Discharged
(Voltage checked 20 minutes after the
key is removed with all the lights
turned off)
Charging rates 5 A max.

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
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