horn TOYOTA TUNDRA 2012 2.G Owners Manual

TABLE OF CONTENTSIndex
2
1-1. Key informationKeys ..................................... 44
1-2. Opening, closing and locking the doors
Wireless remote control ....... 46
Side doors ............................ 49
Tailgate ................................ 54
1-3. Adjustable components (seats, mirrors, steering
wheel)
Front seats ........................... 60
Rear seats (Double Cab and CrewMax models) ....... 65
Driving position memory (driver’s seat) ..................... 70
Head restraints ..................... 73
Seat belts ............................. 77
Steering wheel (manually adjustable type) .................. 85
Steering wheel (power-adjustable type)...... 87
Anti-glare inside rear view mirror .................................. 88
Outside rear view mirrors ..... 91
1-4. Opening and closing the windows and moon roof
Power windows .................... 96
Back window ...................... 101
Power back window ........... 102
Moon roof ........................... 105 1-5. Refueling
Opening the fuel tank cap... 110
1-6. Theft deterrent system Engine immobilizer system .............................. 115
Alarm .................................. 117
1-7. Safety information Correct driving posture ....... 120
SRS airbags ....................... 122
Front passenger occupant classification system ......... 135
Child restraint systems ....... 140
Installing child restraints ..... 144
2-1. Driving procedures Driving the vehicle .............. 168
Engine (ignition) switch....... 178
Automatic transmission ...... 181
Turn signal lever ................. 186
Parking brake ..................... 187
Horn .................................... 188
2-2. Instrument cluster Gauges and meters ............ 189
Indicators and warning lights ................................. 195
Multi-information display ..... 200
Accessory meter ................. 207
1Before driving
2When driving

14
Pictorial indexInterior
Seat belts P. 77
SRS driver airbag P. 122
Head restraints P. 73
SRS side airbags P. 122
Floor mats P. 508
SRS front
passenger
airbag
P. 122
Armrest2 P. 506
Front seats P. 60
Console box P. 465
Rear seats1 P. 65
Glove boxes
P. 463
Front separated type seats
Rear cup holders2
P. 480
Bottle holders P. 481
Horn P. 188

20
Pictorial indexInterior
Seat belts P. 77
SRS driver airbag P. 122
Head restraints P. 73
SRS side airbags P. 122
Floor mats P. 508
SRS front
passenger
airbag
P. 122
Armrest3 P. 506
Front seats P. 60
Rear seats2 P. 65
Glove boxes
P. 463
Front bench type seat
Rear cup holders3
P. 480
Bottle holders P. 481
Horn P. 188

When driving2
167
2-1. Driving proceduresDriving the vehicle............ 168
Engine (ignition) switch .... 178
Automatic transmission .... 181
Turn signal lever .............. 186
Parking brake ................... 187
Horn ................................. 188
2-2. Instrument cluster Gauges and meters ......... 189
Indicators and warning lights .............................. 195
Multi-information display............................ 200
Accessory meter .............. 207
2-3. Operating the lights and wipers
Headlight switch ............... 210
Fog light switch ................ 215
Windshield wipers and washer ........................... 217
2-4. Using other driving systems Cruise control ................... 223
Intuitive parking assist...... 227
Rear view monitor system ........................... 234
Four-wheel drive system ........................... 242
AUTO LSD system........... 246
Driving assist systems ..... 249 2-5. Driving information
Off-road precautions ........ 257
Cargo and luggage .......... 262
Vehicle load limits ............ 265
Winter driving tips ............ 267
Trailer towing ................... 271
Dinghy towing .................. 294

188
2-1. Driving procedures
Hor n
■After adjusting the steering wh eel (manually adjustable type)
Make sure that the steering wheel is securely locked.
The horn may not sound if the steering wheel is not securely locked.
( P. 85)
To sound the horn, press on or
close to the mark.

231
2-4. Using other
driving systems
2
When driving
■The Intuitive parking assist system can be operated when
●Front corner sensors:
• The engine switch is in the ON position.
• The shift lever is in R.
• The shift lever is not in P or R and vehicle speed is approximate 6 mph
(10 km/h) or less.
● Back and rear corner sensors:
• The engine switch is in the ON position.
• The shift lever is in R
■ Sensor detection information
●Certain vehicle conditions and the surrounding environment may affect
the ability of a sensor to correctly detect an obstacle. Particular instances
where this may occur are listed below.
• There is dirt, snow or ice on a sensor.
• A sensor is frozen.
• A 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 grass.
• 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 intuitive parking assist sensors in the vicinity.
• A sensor is coated with a sheet of spray or heavy rain.
• The vehicle is equipped with a fender pole or radio antenna.
• A bumper or sensor receives a strong impact.
• The vehicle is approaching a tall or right-angled curb.
• In harsh sunlight or intense cold weather.
• The area directly under the bumpers is not detected. Objects lower than the sensors or thin stakes etc. may be detected ini-
tially, but as they draw closer, they may cease to be detected.
• A towing hitch is mounted to the vehicle.
• A non-genuine Toyota suspension (lowered suspension etc.) is installed.
• When attaching a two-way radio antenna.
• When a towing eyelet is mounted on your vehicle.
• When the bumper is damaged.

580 4-3. Do-it-yourself maintenance
Fuse layout and amperage ratings■ Engine compartment
FuseAmpereCircuit
1 A/F 15 A Multiport fuel injection system/
sequential multiport fuel injection
system
2 HORN 10 A Horn
3 EFI NO.1 25 A Multiport fuel injection system/
sequential multiport fuel injection
system
4 IG2 MAIN 30 A INJ, MET, IGN fuses
5 DEICER 20 A Front windshield wiper de-icer
6 TOW TAIL 30 A Trailer lights (tail lights)
7 POWER NO.4 25 A Power windows
8 POWER NO.2 30 A Power back windows
9 FOG 15 A Front fog lights

5
When trouble arises
641
5-2. Steps to take in an emergency
If the engine will not star t
If the engine still does not start after following the correct starting
procedure ( P. 178) or releasing the steering lock (P. 179), confirm
the following points.
■ The engine will not start even when the starter motor oper-
ates normally.
One of the following may be the cause of the problem.
●There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle. (
P. 110)
Flex-fuel vehicles: The type of fuel may be different. When
refueling, add the same type of fuel, if available.
After adding a different type of fuel, the engine may run
roughly and driving performance may be reduced for a while
when the engine is first started. In this case, wait until the
engine runs normally.
● The engine may be flooded.
Try to restart the engine once more following correct starting
procedures.
● There may be a malfunction in the engine immobilizer system.
(  P. 1 1 5 )
■ The starter motor turns over slowly, the interior lights and
headlights are dim, or the horn does not sound or sounds at
a low volume.
One of the following may be the cause of the problem.
●The battery may be discharged. ( P. 647)
● The battery terminal connec tions may be loose or corroded.

642 5-2. Steps to take in an emergency
■The starter motor does not turn over, the interior lights and
headlights do not turn on, or the horn does not sound.
One of the following may be the cause of the problem.
● One or both of the battery terminals may be disconnected.
● The battery may be discharged. ( P. 647)
Contact your Toyota dealer if the problem cannot be repaired, or if
repair procedures are unknown.

734 Alphabetical index
Hood .......................................... 542
HooksCargo net .............................. 511
Deck hooks ........................... 510
Shopping bag ........................ 511
Horn........................................... 188
I/M test....................................... 537
Identification Engine ................................... 669
Tire ........................................ 686
Vehicle .................................. 668
Ignition switch .......................... 178
Illuminated entry system ......... 455
Immobilizer system.................. 115
Indicator lights ......................... 195
Initialization
Items to initialize.................... 699
Maintenance data.................. 533
Moon roof .............................. 107
Tire pressure warning system ................................ 558
Inside rear view mirror ..............88
Interior lights Interior lights.................. 455, 457
Personal lights............... 455, 457
Switch.................................... 457
Wattage ................................. 680
Instrument panel light control .................................... 194
Intuitive parking assist ............ 227
Jack
Positioning the jack ............... 631
Vehicle-equipped jack ........... 623
Jack handle .............................. 629 Keyless entry ............................. 46
Keys
Engine switch ........................ 178
If you lose your keys ............. 646
Ignition switch ....................... 178
Keyless entry .......................... 46
Key number............................. 44
Keys ........................................ 44
Wireless remote control .......... 46
License plate lights Replacing light bulbs ............. 596
Switch ................................... 210
Wattage................................. 680
Light bulbs Replacing .............................. 588
Wattage................................. 680
Lights Automatic light off system ..... 214
Cargo lamp switch ................ 460
Emergency flasher switch.................................. 600
Fog light switch ..................... 215
Hazard light switch ................ 600
Headlight switch .................... 210
Instrument panel light control dial .......................... 194
Interior light switch ................ 457
Outer foot lights..................... 455
Personal light switch ............. 457
Replacing light bulbs ............. 588
Turn signal lever ................... 186
Vanity lights........................... 489
Wattage................................. 680
Load capacity ................... 265, 662
Lock steering column.............. 179
Luggage storage box ...... 461, 485
Luggage compartment features .................................. 510
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