
359
3-2. Using the audio system
3
Interior features
4RUNNER_U
Party mode switch
You can switch the sounds quality types by pressing the switch.
Base mode
Party mode
In party mode, the sound volume
from the speakers on the back
door is bigger than in base mode.
(The output from the speakers on
the rear doors will be transferred
to the back door speakers.)
CTH32AS048
■Trademark owned by SRS Labs, Inc. (type B and C)
The audio systems utilize SRS FOCUS
TM and SRS TruBass® audio
enhancement technologies, under license from SRS Labs, Inc., in all modes
except AM radio mode.
FOCUS, TruBass, SRS and
symbols are trademarks of SRS Labs,
Inc.
FOCUS and TruBass technologies are incorporated under license from
SRS Labs, Inc.

506 4-3. Do-it-yourself maintenance
4RUNNER_U
■Brake fluid can absorb moisture from the air
Excess moisture in the brake fluid can cause a dangerous loss of braking
efficiency. Use only newly opened brake fluid.
CAUTION
■When filling the reservoir
Take care as brake fluid can harm your hands and eyes and damage painted
surfaces.
If fluid gets on your hands or in your eyes, flush the affected area with clean
water immediately.
If you still experience discomfort, see a doctor.
NOTICE
■If the fluid level is low or high
It is normal for the brake fluid level to go down slightly as the brake pads
wear out or when the fluid level in the accumulator is high.
If the reservoir needs frequent refilling, there may be a serious proble\
m.

536 4-3. Do-it-yourself maintenance
4RUNNER_U
15H-LP RH-HI10 ARight-hand headlight (high
beam)
16H-LP LH-HI10 ALeft-hand headlight (high
beam)
17HTR50 A
Air conditioning system
18400W INV 80 APower outlets
19ST30 AStarter system
20H-LP HI20 A
H-LP RH-HI, H-LP LH-HI fuses
21ALT-S7.5 A Charging system
22TURN&HAZ15 ATurn signal lights, emergency
flashers
23ETCS10 AMultiport fuel injection system/
sequential multiport fuel injec-
tion system
24TOWING30 A
Trailer stop/turn lights
25SHORT PIN
No circuit
26RAD NO.1 10 A Audio system
27AM27.5 A Starter system
28MAYDAY 7.5 ASafety connect
29AMP30 A
Audio system
30ABS NO.150 AABS, VSC
31ABS NO.230 AABS, VSC
32AIR PMP50 AMultiport fuel injection system/
sequential multiport fuel injec-
tion system
33DOME10 A
Interior lights, vanity lights
34ECU-B10 AMultiplex communication sys-
tem, meter and gauge
35H-LP RH-LO10 ARight-hand headlight (low
beam)
36H-LP LH-LO10 A
Left-hand headlight (low beam)
37INJ10 AMultiport fuel injection system/
sequential multiport fuel injec-
tion system
FuseAmpereCircuit

5
When trouble arises
567
5-2. Steps to take in an emergency
4RUNNER_U
Follow the correction procedures.
After taking the specified steps to correct the suspected problem,
check that the warning light goes off.
Warning lightWarning light/Details
(U.S.A.)
(Canada) ABS warning light
Indicates a malfunction in:
• The ABS; or
• The brake assist system
Slip indicator Indicates a malfunction in:
• The VSC system;
• The TRAC (TRC) 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
Power steering warning light Indicates a malfunction in the power steering system
Unengaged “Park” warning light (if equipped) Indicates a malfunction in the transmission “Park” mech-
anism.
KDSS warning light (if equipped) Indicates a malfunction in KDSS
Warning lightWarning light/DetailsCorrection procedure
Open door warning light
(warning buzzer)
*1
Indicates that a door is not
fully closed Check that all the doors are
closed.

650
4RUNNER_U
Abbreviation list
Abbreviation/Acronym list
ABBREVIATIONSMEANING
2WD 2 Wheel Drive
4WD 4 Wheel Drive
ABS Anti-lock Brake System
ACC Accessory
AI-SHIFT Artificial Intelligence Shift control
ALR Automatic Locking Retractor
A-TRAC Active traction control system
AUTO LSD Automatic Limited Slip Differential
AUX Auxiliary
CRS Child Restraint System
DAC Downhill assist control system
ECU Electronic Control Unit
EDR Event Data Recorder
ELR Emergency Locking Retractor
GAWR Gross Axle Weight Rating
GCWR Gross Combination Weight Rating
GVWR Gross Vehicle Weight Rating
I/M Emission Inspection and Maintenance
KDSS Kinetic Dynamic Suspension System
LATCH Lower Anchors and Tethers for Children
LED Light Emitting Diode
LSD Limited Slip Differential
MAX Maximum
MIN Minimum
MMT Methylcy clopentadienyl Manganese Tricarbonyl
M+S Mud and Snow
MTBE Methyl Tertiary Butyl Ether

652
4RUNNER_U
Alphabetical index
Alphabetical index
A/C .....................................296, 302
ABS ...........................................253
Accessory meter ......................194
Active head restraints ............... 62
Active traction control ............. 230
Air conditioning filter............... 526
Air conditioning systemAir conditioning filter ..............526
Automatic air conditioning
system ................................302
Manual air conditioning system ................................296
Airbags Airbag operating conditions...117
Airbag precautions for your child .................................... 121
Airbag warning light............... 566
Curtain shield airbag operating conditions............117
Curtain shield airbag precautions .........................121
Front passenger occupant classification system ...........129
General airbag precautions ...121
Locations of airbags ..............114
Modification and disposal of airbags ............................ 126
Proper driving posture ...112, 121
Roll sensing of curtain shield airbags off switch ................127
Side airbag operating conditions............................ 117
Side airbag precautions ........ 121
SRS airbags .......................... 114 Alarm......................................... 109
Antenna .................................... 321
Anti-lock brake system ........... 253
Armrest ..................................... 448
Audio input ............................... 360
Audio remote controls ............ 361
Audio system
Antenna................................. 321
Audio input ............................ 360
AUX adapter ......................... 360
CD player/changer ................ 324
iPod
®..................................... 341
MP3/WMA disc ..................... 333
Optimal use ........................... 355
Portable music player ........... 360
Radio..................................... 317
Steering wheel audio switch.................................. 361
Type ...................................... 313
USB memory......................... 348
AUTO LSD system ................... 232
Automatic air conditioning
system .................................... 302
Automatic light control
system .................................... 198
Automatic transmission Automatic transmission ......... 173
If the shift lever cannot be
shifted from P ..................... 592
S mode.................................. 176
AUX adapter ............................. 360
Auxiliary box ............................ 422
A

657
Alphabetical index
4RUNNER_U
Lights
Door courtesy lights.............. 413
Emergency flasher switch .... 554
Engine switch light................ 413
Fog light switch..................... 204
Footwell lights....................... 413
Hazard light switch ............... 554
Headlight switch ................... 198
Inside door handle lights ...... 413
Interior light switch................ 414
Luggage compartment lights..................................... 57
Outer foot lights .................... 413
Personal light switch............. 414
Replacing light bulbs ............ 541
Shift lever light ...................... 413
Turn signal lever ................... 179
Vanity lights .......................... 430
Wattage ................................ 622
Limited slip differential ........... 253
Load capacity .......................... 273
Lock steering column ..... 165, 170
Luggage compartment features .................................. 456
Maintenance Do-it-yourself
maintenance ...................... 491
General maintenance ........... 486
Maintenance data ................. 610
Maintenance requirements ... 484
Manual air conditioning system ................................... 296
Meter Accessory meter................... 194
Instrument panel light control ................................ 187
Meters .................................. 182 Mirrors
Inside rear view mirror.............87
Side mirror heaters................310
Side mirrors .............................89
Vanity mirrors ........................430
Moon roof ...................................98
MP3 disc ...................................333
Multi Terrain ABS .....................253
Multi-terrain Select...................245
Noise from under vehicle ..........24
Odometer ..................................182
Off-road precautions ...............262
Oil Engine oil ..............................498
Opener Fuel filler door .......................102
Hood......................................494
Outside rear view mirrors
Adjusting and folding ...............89
Outside temperature display ....................................433
Overhead console ....................422
Overheating, Engine ................603
Parking brake ...........................180
Parking lights Replacing light bulbs .............541
Switch....................................198
Wattage .................................622
Party mode switch ...................359
Pen holder ................................421
Personal lights Switch....................................414
Wattage .................................622
Power back window ...................94
Power outlets ...................436, 439
Power steering Fluid ......................................507
Power windows ..........................91
M
N
O
P

663
What to do if...
4RUNNER_U
■
Warning lights
P. 567
or
P. 567
or
P. 5 6 5P. 568
P. 5 6 6P. 568
P. 5 6 6P. 568
P. 5 6 6P. 569
P. 5 6 6P. 568
P. 5 6 7P. 568
P. 568
or
P. 5 6 7P. 570
P. 5 6 7P. 567
Brake system warning
lightUnengaged “Park”
warning light
Power steering warning
light
Low fuel level warning
light
Charging system warn-
ing lightDriver’s seat belt
reminder light
Low engine oil pressure
warning lightFront passenger’s seat belt
reminder light
Malfunction indicator
lampMaintenance required
reminder light
SRS warning lightLow washer fluid warn-
ing light
Open door warning lightAutomatic transmission fluid temper-
ature warning light
ABS warning lightTire pressure warning
light
Smart key system warn-
ing light
Slip indicatorKDSS warning light