2012 TOYOTA 4RUNNER horn

5
When trouble arises
617
5-2. Steps to take in an emergency
4RUNNER_U
Emergency start function (vehicles with a smart key system)
When the engine does not start, the following steps can be used as
an interim measure to start the engine if the “ENGINE START STOP”
switch is functioning normally: Set the parking brake.
Shift the shift lever to P.
Turn the “ENGINE START STOP” switch to ACCESSORY
mode.
Press and hold the “ENGINE START STOP” switch for about
15 seconds while depressing the brake pedal firmly.
Even if the engine can be start ed using the above steps, the system
may be malfunctioning. Have the vehicle inspected by your Toyota
dealer.
■ 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. 623)
● There may be a malfunction in the steering lock system. (vehi-
cles with a smart key system)
Contact your Toyota dealer if the problem cannot be repaired, or if
repair procedures are unknown.
STEP 1
STEP 2
STEP 3
STEP 4

690 Alphabetical index
4RUNNER_U
FuelCapacity ................................636
Fuel gauge ............................ 186
Fuel pump shut off system ....586
Gas station information .........700
Information ............................ 645
Refueling ............................... 109
Type ......................................636
Fuel door...................................109
Fuel filler door .......................... 109
Fuel pump shut off system .................................... 586
Fuses......................................... 555
Garage door opener.................486
Gas station information...........700
Gauges ......................................186
Glove box.................................. 442
Grocery bag hooks .................. 483
Hands-free system (for cellular phone) ................404
Hazard lights
Switch.................................... 578
Head restraints Adjusting ................................. 83
Headlights Replacing light bulbs ............. 565
Switch.................................... 203
Wattage .................................644
Heaters Seat heaters .......................... 470
Side mirrors ...........................328
Hill-start assist control ............266
Hood .......................................... 519
Hooks Cargo hook............................ 480
Cargo net hooks .................... 481
Grocery bag hooks ................483
Horn...........................................185 I/M test ...................................... 515
Identification
Engine ................................... 635
Vehicle .................................. 635
Ignition switch.................. 170, 173
Illuminated entry system......... 440
Indicator lights ......................... 193
Initialization Items to initialize ................... 666
Inside rear view mirror .............. 94
Instrument panel light control .................................... 191
Interior lights Interior lights ......................... 438
Switch ................................... 439
Wattage................................. 644
Intuitive parking assist ............ 221
Jack Vehicle-equipped jack ........... 603
Jack handle .............................. 603
KDSS ......................................... 266
Keyless entry ............................. 49
Keys Electronic key.......................... 32
Engine switch ................ 170, 173
If the electronic key does not operate properly ........... 621
If you lose your keys ............. 619
Ignition switch ............... 170, 173
Key number............................. 32
Keyless entry .......................... 49
Keys ........................................ 32
Mechanical key ....................... 32
Wireless remote control key.... 49
G
H
I
J
K

696
4RUNNER_U
What to do if...
What to do if...
A tire puncturesP. 603If you have a flat tire
The engine does not start
P. 1 1 3Engine immobilizer system
P. 616If the engine will not start
P. 623If the vehicle battery is discharged
The shift lever cannot be
moved out of PP. 618If the shift lever cannot be shifted
from P
The engine coolant temperature
gauge enters the red zone
Steam can be seen coming
from under the hood
P. 627If your vehicle overheats
The key is lostP. 619If you lose your keys
The battery runs outP. 623If the vehicle battery is discharged
The doors cannot be lockedP. 5 3Side doors
P. 6 3Back door
The horn begins to soundP. 1 1 6Alarm
The vehicle is stuck in mud
or sandP. 630If the vehicle becomes stuck
A warning light or indicator
light comes onP. 587If a warning light turns on or a
warning buzzer sounds