2012 TOYOTA 4RUNNER four wheel drive

241
2-4. Using other
driving systems
2
When driving
4RUNNER_U■
Shifting from L4L to H4L
Stop the vehicle completely.
Shift the shift lever to N.
Push the “UNLOCK” button and
turn the four-wheel drive control
switch to H4L.
Maintain this condition until the
low speed four-wheel drive indi-
cator goes off.
STEP 1
STEP 2
CTH24AS051
STEP 3
■The four-wheel drive control switch can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode.
■ When the four-wheel drive cont rol switch is turned to L4L
VSC and TRAC are automatically turned off.
■ If the center differential lock indicator flashes
Locking or unlocking of the center differential is not complete. Drive straight
ahead while accelerating or decelerating, or drive in reverse.
■ If the center differential lock in dicator flashes and a buzzer sounds
Locking of the center differential is not complete. Stop the wheels from slip-
ping or spinning and, if the indicator still flashes, operate the four-wheel drive
control switch again.
■ If the low speed four-wheel drive indicator continues to flash
The transfer mode may not successfully change. Operate the four-wheel
drive control switch again.

242 2-4. Using other driving systems
4RUNNER_U
■If the low speed four-wheel drive indicator continues to flash and a
buzzer sounds
The shift lever is not in N and/or the vehicle is moving. Stop the vehicle com-
pletely, shift the shift lever to N and make sure that the indicator stops flash-
ing.
■ If the low speed four-wheel drive indicator or the center differential
lock indicator flashes rapidly
There may be a malfunction in the four-wheel drive system. Have the vehicle
inspected by your Toyota dealer immediately.
CAUTION
■ Operating the four-wheel drive control switch
Never operate the four-wheel drive control switch if the wheels have lost
traction. Doing so may cause an accident resulting in death or serious injury.
Stop the wheels from slipping or spinning before operating the switch.
NOTICE
■To prevent damage to the center differential
● For normal driving on dry and hard surface roads, unlock the center differ-
ential.
● Unlock the center differential after the wheels are out of the ditch or off the
slippery or bumpy surface.
● Do not lock or unlock the center differential when the vehicle is turning or
when its wheels are spinning freely off the ground.

243
2-4. Using other driving systems
2
When driving
4RUNNER_U
Active traction control system
The active traction control system automatically helps prevent the
spinning of 4 wheels when the vehicle is started or accelerated on
slippery road surfaces.
■ System operation
Part-time 4WD models:
Stop the vehicle, shift the shift lever to N and shift the front-
wheel drive control lever into L4.
Full-time 4WD models:
Stop the vehicle, shift the shift lever to N and then push and
turn the four-wheel drive control switch to L4L.
Press the “A-TRAC” switch to
activate the system.
At this time, the “A-TRAC” indi-
cator will come on.
To cancel the system, push the
switch again.
STEP 1
STEP 2

: If equipped

563
4-3. Do-it-yourself maintenance
4
Maintenance and care
4RUNNER_U
18DOOR RL25 A Power windows
19AM17.5 A Starter system
20A/C7.5 A Air conditioning system
21OBD7.5 A On-Board diagnosis
22FOG FR 15 A Fog lights
23D/L NO.225 A
Multiplex communication sys-
tem
24P/SEAT FL30 A Front driver’s power seat
254WD 20 A Four wheel drive system
26KDSS 10 AKinetic dynamic suspension
system
27TOWING BKUP10 A Trailer back-up lights
28BKUP LP10 A Back-up lights
29ACC7.5 A Multiport fuel injection system/
sequential multiport fuel injec-
tion system
30P/OUTLET15 A Power outlets
FuseAmpereCircuit

582 5-1. Essential information
4RUNNER_U
Using a flatbed truckIf you use chains or cables to tie
down your vehicle, the angles
shaded in black must be 45.
Do not overly tighten the tie
downs or the vehicle may be
damaged.
CTH51AS011
■ Before emergency towing
Vehicles without a smart key system: Turn the engine switch to the
“ACC” (engine off) or “ON” position.
Vehicles with a smart key system: Turn the “ENGINE START STOP” switch to ACCESSORY (engine off) or IGNITION ON mode
(engine running).
Part-time 4WD models: Shift the front-wheel drive control lever to
H2.
Full-time 4WD models: Put the four-wheel drive control switch in
H4F. (The center differential is unlocked.)
Shift the shift lever to N.
Release the parking brake.
STEP 1
STEP 2
STEP 3
STEP 4

5
When trouble arises
589
5-2. Steps to take in an emergency
4RUNNER_U
Warning lightWarning light/Details
(U.S.A.)
(Canada) ABS warning light
Indicates a malfunction in:
• The ABS; or
• The brake assist system
(Flashes) Cruise control indicator light
Indicates a malfunction in the cruise control system
Slip indicator Indicates a malfunction in:
• The VSC system;
• The TRAC system;
• The active traction control system;
• The AUTO LSD system;
• The downhill assist control system;
• The hill-start assist control system; or
• The Crawl Control system
(Flashes rapidly) Rear differential lock indicator light (if equipped)
Indicates a malfunction in the rear differential lock sys-
tem
(Flashes rapidly) Four-wheel drive indicator light (if equipped)
Indicates a malfunction in the four-wheel drive system
(Flashes rapidly) Low speed four-wheel drive indicator light (if
equipped)
Indicates a malfunction in the four-wheel drive system
(Flashes rapidly) Center differential lock indicator light (if equipped)
Indicates a malfunction in the four-wheel drive system
(Flashes continu- ously) Multi-terrain Select indicator light (if equipped)
Indicates a malfunction in the Multi-terrain Select sys-
tem

689
Alphabetical index
4RUNNER_U
Electronic key
If your electronic key battery is depleted...... 552, 621
Emergency flashers Switch ................................... 578
Emergency, in case of
If the electronic key does not operate properly ........... 621
If the engine will not start...... 616
If the shift lever cannot be
shifted from P ..................... 618
If the vehicle has a
discharged battery ............ 623
If the warning buzzer sounds ............................... 587
If the warning light turns on .............................. 587
If you cannot operate back
door opener........................ 620
If you have a flat tire ............ 603
If you lose your keys............. 619
If you think something is wrong ................................. 585
If your vehicle becomes stuck................................... 630
If your vehicle has to be stopped in an emergency... 631
If your vehicle needs to be
towed ................................. 579
If your vehicle overheats ...... 627
Engine
Compartment........................ 520
Engine switch ............... 170, 173
Hood ..................................... 519
How to start the engine .................. 170, 173
Identification number ............ 635
If the engine will not start...... 616
Ignition switch ............... 170, 173
Overheating .......................... 627 Engine compartment cover.....521
Engine coolant
Capacity ................................639
Checking ...............................526
Preparing and checking before winter .......................288
Engine coolan t temperature
gauge ......................................186
Engine immobilizer system.....113
Engine oil
Capacity ................................637
Checking ...............................522
Preparing and checking before winter .......................288
Engine switch ...................170, 173
Event data recorder ...................26
Floor mat...................................473
Fluid
Brake .....................................528
Power steering ......................530
Washer ..................................535
Fog lights Replacing light bulbs .............565
Switch....................................209
Wattage .................................644
Four-wheel drive
system ............................236, 239
Front passenger occupant classification system ............136
Front passenger’s seat belt reminder light .................591
Front seats
Adjustment ..............................68
Front side marker light Replacing light bulbs .............565
Switch....................................203
Wattage .................................644
Front turn signal lights
Replacing light bulbs .............565
Switch....................................183
Wattage .................................644E
F

699
What to do if...
4RUNNER_U
P. 5 8 8P. 588
P. 5 8 8P. 588
P. 5 8 8P. 588
P. 5 8 8
*1: The light flashes to indicate a malfunction.
*2: The light flashes rapidly to indicate a malfunction.
*3: The light flashes continuously to indicate a malfunction.
Rear differential lock indi-
cator light
*2Center differential lock
indicator light
*2
Slip indicatorMulti-terrain Select indi-
cator light
*3
Four-wheel drive indica-
tor light
*2Automatic running boards
indicator light
*1
Low speed four-wheel drive
indicator light
*2