Page 413 of 531
418 4−3. Do−it−yourself maintenance
16 STOP15 AStoplights, high mounted stop−
light, brake controller, towing
converter, ABS, VSC, main
body ECU, EFI
17 TOW BRK30 A
Brake controler
18 RR AUTO A/C50 A
Rear blower control
19 PTC−150 A
PTC heater
20 PTC−250 A
PTC heater
21 PTC−350 A
PTC heater
22 RH−J/B40 A
No circuit
23 SUB BATT40 A
To w i n g
24 VGRS40 A
No circuit
25 H−LP CLN30 A
Headlight cleaner
26 DEFOG30 A
Rear window defogger
27 AHC60 A
No circuit
28 HTR50 A
Blower controller
29 PBD30 A
No circuit
30 LH−J/B150 A
Main body ECU
31 ALT180 A
No circuit
32 A/PUMP NO.150 A
AI DRIVER
33 A/PUMP NO.250 A
AI DRIVER2
34 MAIN40 AHeadlight, daytime running
light system
35 ABS150 A
ABS
36 ABS230 A
ABS
37 ST30 A
Starter system
38 IMB7.5 AID code box, smart key sys−
tem, GBS
39 AM25 A
Main body ECU
40 DOME27.5 A
Vanity lights, overhead module
FuseAmpereCircuit
Page 416 of 531
421
4−3. Do−it−yourself maintenance
4
Maintenance and care
nDriver ’s side instrument panel
FuseAmpere Circuit
1 CIG 15 A Cigarette lighter
2 BK/UP LP 10 A Back−up lights, trailer
3 ACC 7.5 AStereo component amplifier
assembly, multi−display
assembly, gateway ECU, radio
receiver assembly, main body
ECU, mirror ECU, rear seat
entertainment, smart key sys−
tem, clock
4 PANEL 10 A
Four−wheel drive system, ash−
tray, cigarette lighter, brake
controller, cool box, cruise con−
trol, center differential lock,
DAC, multi−display assembly,
seat heater, air conditioning
system, glove box light, emer−
gency flasher, radio receiver
assembly, headlight cleaner,
inverter, driving position mem−
ory system, mirror ECU, over−
head module, roll sensing of
curtain shield airbags off
switch, shift lever switch, steer−
ing switches, VSC, console
switch
Page 443 of 531
5
When trouble arises
449
5−2. Steps to take in an emergency
If a war ning light tur ns on or a war ning sounds...
Stop the vehicle immediately. C ontinuing to drive the vehicle
may be dangerous.
The following warning indicates a possible problem in the brake sys−
tem. Immediately stop the vehicle
in a safe place and contact your
Toyota dealer.
*: Parking brake engaged warning buzzer:
A buzzer will sound if the vehicle is driven at a speed of approximately 3 mph
(5 km/h) or more.
Warning lightWarning light/Details
Brake system warning light (warning buzzer)
*
Low brake fluid
Malfunction in the brake system
This light also comes on when the parking brake is not
released. If the light turns off after the parking brake is
fully released, the system is operating normally.
Calmly perform the following actions if any of the warning lights turn
on or flash. If a light turns on or flashes, but then turns off, this does
not necessarily indicate a malfunction in the system.
Page 445 of 531
5
When trouble arises
451 5−2. Steps to take in an emergency
Have the malfunction repaired immediately.
After taking the specified steps to correct the suspected problem,
check that the warning light turns off.
Warning lightWarning light/Details
ABS warning light
Malfunction in:
The ABS; or
The brake assist system.
Pre collision system warning light (if equipped)
Malfunction in the pre−collision system.
Warning lightWarning light/Details Correction procedure
Open door warning light
(warning buzzer)
*1
A door is not fully closed.
Check that all doors are
closed.
Page 451 of 531
5
When trouble arises
457 5−2. Steps to take in an emergency
CAUTION
n If the tire pressure warning light comes on
Be sure to observe the following precautions. Failure to do so could
cause loss of vehicle control and result in death or serious injury.
lStop your vehicle in a safe place as soon as possible. Adjust the tire
inflation pressure immediately.
lIf the tire pressure warning light comes on even after tire inflation pres−
sure adjustment, it is probable that you have a flat tire. Check the tires.
If the tire is flat, change to the spare tire and have the flat tire repaired
by the nearest Toyota dealer.
lAvoid abrupt maneuvering and braking. If the vehicle tires deteriorate,
you could lose control of the steering wheel or the brakes.
n If a blowout or sudden air loss should occur
The tire pressure warning system may not activate immediately.
Page 471 of 531

5
When trouble arises
477 5−2. Steps to take in an emergency
Emergency start function
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.
Put the shift lever in “P”.
Set the “ENGINE START ST
OP” switch to ACCESSORY
mode.
Press and hold the “ENGINE START STOP” switch about 15
seconds while depressing the brake pedal firmly.
Even if the engine can be start
ed using the above st eps, the system
may be malfunctioning. Have the vehicle checked by your Toyota
dealer. nThe 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.
l
One or both of the battery terminals may be disconnected.
l
The battery may be discharged. ( P. 484)
lThere may be a malfunction in the steering lock system.
Contact your Toyota dealer if the problem cannot be repaired, or if
repair procedures are unknown.
STEP1
STEP 2
STEP 3
STEP 4
Page 519 of 531
528
Abbreviation list
Abbreviation/Acronym list
ABBREVIATIONS MEANING
ABS Anti−lock Brake System
ALR Automatic Locking Retractor
AUX Auxiliary
CRS Child Restraint System
DISP Display
ECT Electronic Controlled Transmission
ECU Electronic Control Unit
EDR Event Data Recorder
ELR Emergency Locking Retractor
GAWR Gross Axle Weight Rating
GVWR Gross Vehicle Weight Rating
I/M Emission inspection and maintenance
INT Intermittent
KDSS Kinetic Dynamic Suspension System
LED Light Emitting Diode
MMT Methylcy clopentadienyl Manganese Tricarbonyl
M+S Mud and Snow
MTBE Methyl Tertiary Butyl Ether
OBD On Board Diagnostics
PWR Power
RSCA Roll Sensing of Curtain Shield airbag
SRS Supplemental Restraint System
TIN Tire Identification Number
TPMS Tire Pressure Warning System
TRAC Traction Control
VIN Vehicle Identification Number
VSC Vehicle Stability Control
Page 521 of 531

530
Alphabetical index
Alphabetical index
A/C
Air conditioning filter .............. 407
Automatic air conditioning
system ................................ 242
ABS ........................................... 201
Active traction control ............. 201
Air conditioning filter............... 407
Air conditioning system
Air conditioning filter .............. 407
Automatic air conditioning
system ................................ 242
Airbags
Airbag operating conditions... 106
Airbag precautions for your
child .................................... 110
Airbag warning light............... 450
Curtain shield airbag
operating conditions............ 106
Curtain shield airbag
precautions ......................... 110
Front passenger occupant
classification system ........... 118
General airbag precautions ... 110
Locations of airbags .............. 102
Modification and disposal of
airbags ................................ 113
Proper driving posture ... 100, 110
Roll sensing of curtain shield
airbags off switch ................ 116
Side airbag operating
conditions............................ 106
Side airbag precautions ........ 110
SRS airbags .......................... 102
Alarm ........................................... 97
Antenna..................................... 263
Anti lock brake system............ 201
Armrest ..................................... 348
Ashtrays.................................... 341
Audio input ............................... 282
Audio system
Antenna ................................. 263Audio input ............................ 282
AUX adapter ......................... 282
CD player/changer ................ 265
MP3/WMA disc ..................... 273
Optimal use ........................... 280
Portable music player ........... 282
Radio..................................... 260
Steering wheel audio
switch.................................. 283
Automatic air conditioning
system .................................... 242
Automatic light control
system .................................... 170
Automatic transmission
Automatic transmission ......... 153
If the shift lever cannot be
shifted from P ..................... 478
S mode.................................. 155
AUX adapter ............................. 282
Back door
Back door ................................ 48
Wireless remote control key.... 40
Back up lights
Replacing light bulbs ............. 426
Wattage................................. 503
Battery
Checking ............................... 387
If the vehicle has discharged
battery ................................ 484
Preparing and checking
before winter ....................... 222
Bottle holder............................. 334
Brake
Fluid ...................................... 384
Parking brake ........................ 159
Brake assist.............................. 201
Break in tips............................. 141
Brightness control
Instrument light control.......... 161
A
B