check engine light TOYOTA 4RUNNER 2009 N280 / 5.G User Guide

5
When trouble arises
437
5-2. Steps to take in an emergency
Stop the vehicle immediately.
The following warnings indicate the possibility of damage to the vehi-
cle that may lead to an accident. Immediately stop the vehicle in a
safe place and contact your Toyota dealer.
*: The light may come on when the oil level is extremely low. It is not designed to indicate low oil level, and the oil level must be checked using the engine
oil level dipstick.
Have the vehicle inspected immediately.
Failing to investigate the cause of the following warnings may lead to
the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by your Toyota dealer immediately.
Warning lightWarning light/Details
Charging system warning light Indicates a malfunction in the vehicle’s charging sys-
tem.
Low engine oil pressure warning light Indicates that the engine oil pressure is too low*.
Warning lightWarning light/Details
Malfunction indicator lamp Indicates a malfunction in:
• The electronic engine control system;
• The electronic throttle control system;
• The electronic automatic transmission control sys-tem; or
• The emission control system.
SRS warning light Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system.

440 5-2. Steps to take in an emergency
*1: Driver’s seat belt reminder:The driver’s seat belt reminder sounds to alert the driver that his or her seat
belt is not fastened. Once the engine switch is turned to the ON or START
position, the buzzer sounds for about 4 to 8 seconds. If the vehicle has
reached a speed of at least 12 mph (20 km/h), the buzzer sounds for about
10 seconds. Then, if the seat belt is still unfastened, the buzzer will sound in
a different tone for about 20 seconds.
*2: Front passenger’s seat belt reminder:
The front passenger’s seat belt reminder sounds to alert the front passenger
that his or her seat belt is not fastened. The buzzer sounds for about 10 sec-
onds after the vehicle has reached a speed of at least 12 mph (20 km/h).
Then, if the seat belt is still unfastened, the buzzer will sound in a different
tone for about 20 seconds. (U.S.A.)
Engine oil replacement
reminder light
• Illuminates for about 3
seconds and then flashes
for about 12 seconds: Indi-
cates that the engine oil is
scheduled to be changed. Check the engine oil,
and change if neces-
sary.
• Comes on and remains: Indicates that the engine
oil should be changed. Check and change the
engine oil.
(if equipped) Low washer fluid warn-
ing light
Low level of washer fluid. Fill the tank.
Warning lightWarning light/DetailsCorrection procedure

5
When trouble arises
441
5-2. Steps to take in an emergency
■
Key reminder buzzer
The buzzer indicates that the key has not been removed (with the engine
switch in the ACC or LOCK position and the driver’s door opened).
■ If the malfunction indicator lamp comes on while driving
First check the following:
● Is your vehicle low on gas?
If it is, refuel the vehicle immediately.
● Is the fuel tank cap loose?
If it is, tighten it securely.
The light will go off after taking several driving trips.
If the light does not go off even after several trips, contact your Toyota dealer
as soon as possible.
■ Front passenger detection sensor and passenger seat belt reminder
If luggage or other load is placed on the front passenger seat, depending on
its weight, the reminder light to flash and buzzer to sound.
■
When the tire pressure warning light comes on
Check the tire inflation pressure and adjust to the appropriate level.
■The tire pressure warning light may turn on due to natural causes
The tire pressure warning light may turn on due to natural causes such
as natural air leaks or tire inflation pressure changes caused by temper-
ature. In this case, adjusting the ti re inflation pressure will turn off the
warning light (after a few minutes).
■When a tire is replaced with a spare tire
The spare tire is also equipped with the tire pressure warning valve and
transmitter. The tire pressure warning li ght will turn on if the tire inflation
pressure of the spare tire is low. If a tire goes flat, even though the flat
tire is replaced with the spare tire, the tire pressure warning light does
not turn off. Replace the spare tire with the repaired tire and adjust the
proper tire inflation pressure. The ti re pressure warning light will turn off
after a few minutes.

442 5-2. Steps to take in an emergency
■If the tire pressure warning system is inoperative
The tire pressure warning system will be disabled in the following condi-
tions:
(When the condition becomes normal, the system will work properly.)
●If tires not equipped with tire pressure warning valves and transmit-
ters are used.
●If the ID code on the tire pressure warning valves and transmitters is
not registered in the tire pressure warning computer.
●If the tire inflation pressure is 73 psi (500 kPa, 5.1 kgf/cm2 or bar) or
higher.
The tire pressure warning system may be disabled in the following condi-
tions:
(When the condition becomes normal, the system will work properly.)
●
If electronic devices or facilities using similar radio wave frequencies
are nearby.
●If a radio set at similar frequencies is in use in the vehicle.
●If a window tint that affects the radio wave signals is installed.
●If there is a lot of snow or ice on the vehicle, in particular around the
wheels or wheel housings.
●If non-genuine Toyota wheels are used. (Even if you use Toyota
wheels, the tire pressu re warning system may not work properly with
some types of tires.)
●If tire chains are used.
■If the tire pressure warning light comes on after blinking for 1
minute frequently
If the tire pressure warning light comes on after blinking for 1 minute fre-
quently when the engine switch is turned to the ON position, have it
checked by your Toyota dealer.
■After changing the engine oil (U.S.A. only)
Make sure to reset the oil maintenance data. ( P. 378)
■Customization that can be configured at Toyota dealer
The vehicle speed linked seat belt reminder buzzer can be disabled.
(Customizable features P. 495)

460 5-2. Steps to take in an emergency
■Starting the engine when the battery is discharged
The engine cannot be started by push-starting.
■ Avoiding a discharged battery
●Turn off the headlights and the audio system while the engine is turned
off.
● Turn off any unnecessary electrical components when the vehicle is run-
ning at a low speed for an extended period, such as in heavy traffic, etc.
■ When the battery is removed or discharged
The power windows, power back window, back door and moon roof must be
initialized. ( P. 498)
Positive (+) battery terminal on your vehicle
Positive (+) battery terminal on the second vehicle
Negative (-) battery terminal on the second vehicle
Connect the jumper cable to ground on your vehicle as shown in
the illustration.
Start the engine of the second vehicle. Increase the engine
speed slightly and maintain at that level for approximately 5
minutes to recharge the battery of your vehicle.
Maintain the engine speed of the second vehicle and start
the vehicle’s engine.
Once the vehicle’s engine has started, remove the jumper
cables in the exact reverse order in which they were con-
nected.
Once the engine starts, have the vehicle checked at your Toyota
dealer as soon as possible.

508 Alphabetical index
Downhill Assist Control .......... 186
Driver’s seat belt reminder buzzer ..................................... 439
Driver's seat belt reminder light ......................................... 439
Driving Break-in tips .......................... 133
Correct posture .......................93
Driving assist systems........... 188
Procedures ............................ 140
Winter driving tips.................. 213
Driving position memory...........58
DVD player ................................ 280
Electronically modulated air suspension............................. 169
Emergency, in case of If a warning buzzer sounds ................................ 436
If a warning light turns on ...... 436
If the engine will not start ...... 456
If the shift lever cannot be shifted from P...................... 457
If the vehicle battery is discharged .......................... 459
If the vehicle becomes stuck ................................... 466
If you have a flat tire ............. 445
If you lose your keys ............. 458
If you think something is wrong .................................. 432
If your vehicle needs to be towed .................................. 427
If your vehicle overheats ....... 463
Emergency flashers Switch.................................... 426
Engine
Compartment ........................ 373
Engine switch ........................ 140
Hood...................................... 372
How to start the engine ......... 140
Identification number ............. 472
If the engine will not start ...... 456 Ignition switch ....................... 140
Immobilizer system ................. 88
Overheating .......................... 463
Engine coolant Capacity ................................ 475
Checking ............................... 380
Preparing and checking before winter ....................... 213
Temperature gauge .............. 148
Engine coolan t temperature
gauge ...................................... 148
Engine immobilizer system ...... 88
Engine oil Capacity ................................ 474
Checking ............................... 375
Preparing and checking before winter .................................. 213
Warning light ................. 437, 439
Engine oil maintenance data ......................................... 378
Engine switch........................... 140
Event data recorder ................. 434
Floor mat .................................. 337
Fluid Brake..................................... 381
Washer.................................. 387
Fog lights
Replacing light bulbs ............. 417
Switch ................................... 162
Wattage................................. 480
Four-wheel drive system Four-wheel drive control switch.................................. 177
Front passenger occupant classification system ............ 108
Front passenger's seat belt
reminder light ........................ 439
Front passenger’s seat belt warning buzzer ...................... 439
Front seats Adjustment .............................. 41
E
F

512 Alphabetical index
Service reminder indicators .............................. 151
Shift lever Automatic transmission ......... 143
If the shift lever cannot be shifted from P...................... 457
Shift lock system ..................... 457
Shopping bag hooks ............... 340
Side airbags................................95
Side doors ..................................33
Side marker lights Replacing light bulbs ............. 418
Switch.................................... 158
Wattage ................................. 480
Side mirror Adjusting and folding ...............73
Spare tire
Inflation pressure................... 479
Replacing .............................. 445
Storage location .................... 445
Spark plug ................................ 475
Specifications........................... 470
Speedometer ............................ 148
SRS airbags Curtain shield airbags .............95
Front airbags ...........................95
Precautions ........................... 102
Side airbags ............................95
Steering wheel
Adjustment ..............................69
Audio switches ...................... 271
Stop lights
Replacing light bulbs ............. 423
Wattage ................................. 480
Storage feature......................... 309
Storage precautions ................208
Stuck If the vehicle becomes
stuck ................................... 466
Sun visors................................. 323
Switch Active traction control switch .................................. 182 AUTO LSD switch ................. 175
Cruise control switch ............. 166
Downhill Assist control
switch.................................. 186
Emergency flasher switch ..... 426
Engine switch ........................ 140
Fog light switch ..................... 162
Four-wheel drive control
switch.................................. 177
Hazard light switch ................ 426
Ignition switch ....................... 140
Light switch ........................... 158
Power back window switch ..... 79
Power door lock switch ........... 33
Power window switch .............. 76
Rear differential lock switch.................................. 184
Rear window wiper and washer switch ..................... 165
Turn signal lights ................... 145
Window lock switch ................. 77
Wiper and washer ......... 163, 165
Tachometer .............................. 148
Tail lights Replacing light bulbs ............. 423
Switch ................................... 158
Wattage................................. 480
Theft deterrent system Alarm....................................... 90
Engine immobilizer system ..... 88
Theft prevention labels............ 92
Theft prevention labels ............. 92
Tire inflation pressure ............. 479
Tire information Glossary ................................ 489
Size ....................................... 486
Tire identification number...... 485
Uniform tire quality grading ... 487
Tires
Chains ................................... 214
Checking ............................... 389
Identification number............. 485
T

513
Alphabetical index
If you have a flat tire ............. 445
Inflation pressure .................. 479
Information ........................... 484
Replacing ..................... 389, 445
Rotating tires ........................ 389
Size ...................................... 479
Spare tire .............................. 445
Tire pressure warning
system........................ 389, 441
Warning light ........................ 439
Tissue pocket .......................... 313
Tools......................................... 445
Total load capacity .................. 211
Towing
Dinghy towing ....................... 228
Emergency towing ................ 427
Trailer towing ........................ 216
Traction control system ......... 188
TRAC ........................................ 188
Trash holder ............................ 314
Trip meter................................. 148
Turn signal lights Replacing light bulbs .... 419, 420
Switch ................................... 145
Wattage ................................ 480
Valet key..................................... 28
Vanity lights Vanity lights .......................... 324
Wattage ................................ 480
Vanity mirrors .......................... 324
Vehicle identification
number................................... 471
Vehicle stability control .......... 188
VSC ........................................... 188 Warning buzzers
Brake system ........................436
Key reminder .........................441
Seat belt reminder .................439
Warning lights
ABS .......................................437
Airbag system .......................437
Anti-lock brake system ..........437
Automatic transmission fluidtemperature ........................437
Brake system ........................436
Charging system .... ...............437
Driver’s seat belt ...................439
Engine oil replacement..........439
Front passenger occupant classification system ........... 437
Front passenger’s seat belt ...439
Low engine oil pressure ........437
Low fuel level ........................439
Low washer fluid ...................439
Malfunction indicator lamp ....437
Open door .............................439
SRS .......................................437
Tire pressure .........................439
VSC OFF...............................437
Washer
Checking ...............................387
Preparing and checking before winter .......................213
Switch............................163, 165
Washing and waxing ...............356
Weight Cargo capacity ......................203
Load limits .............................211
Weight ...................................470
Wheels ......................................398
Window glasses ..................76, 79
Window lock switch ...................77
Windows Power back window ................79
Power windows .......................76
Rear window defogger ..........240
Washer ..........................163, 165
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