2010 TOYOTA 4RUNNER run flat

528
4-3. Do-it-yourself maintenance
4RUNNER_U
Wireless remote control/electronic key batter y
Replace the battery with a new one if it is depleted.
■You will need the following items:
●Flathead screwdriver
● Lithium battery CR2016 (vehicles without a smart key sys-
tem), or CR1632 (vehicles with a smart key system)
■ Replacing the battery (vehicles without a smart key system)
Remove the cover.
To prevent damage to the key,
cover the tip of the screwdriver
with a rag.
Remove the module.
Open the case cover using a
coin protected with tape etc.
and remove the depleted bat-
tery.
Insert a new battery with the
“+” terminal facing up.
STEP 1
STEP 2
STEP 3

548 4-3. Do-it-yourself maintenance
4RUNNER_U■
Stop/tail and rear side ma rker light and back-up light
Open the back door and remove
the cover.
Using a flathead screwdriver or
equivalent which is wrapped with
a cloth.
Turn the bulb base counterclock-
wise.
Stop/tail and rear side marker
light
Back-up light
Remove the light bulb. Stop/tail and rear side marker
light
Back-up light
CTH43AS042
STEP 1
CTH43AS043
STEP 2
CTH43AS044
STEP 3

549
4-3. Do-it-yourself maintenance
4
Maintenance and care
4RUNNER_U
■
Rear turn signal light
Open the back door and remove
the cover.
Using a flathead screwdriver or
equivalent which is wrapped with
a cloth.
Turn the bulb base counterclock-
wise.
Remove the light bulb.
CTH43AS042
STEP 1
CTH43AS045
STEP 2
CTH43AS046
STEP 3

When trouble arises5
553
4RUNNER_U
5-1. Essential informationEmergency flashers ......... 554
If your vehicle needs to be towed ........................ 555
If you think something is wrong ......................... 561
Fuel pump shut off system ........................... 562
Event data recorder ......... 563
5-2. Steps to take in an emergency
If a warning light turns on or a warning buzzer
sounds ........................... 565
If you have a flat tire......... 578
If the engine will not start ................................ 590
If the shift lever cannot be shifted from P ............ 592
If you lose your keys ........ 594
If you cannot operate back door opener ........... 595
If the electronic key does not operate properly
(vehicles with a smart
key system) .................... 596
If the vehicle battery is discharged ..................... 598
If your vehicle overheats ....................... 603
If the vehicle becomes stuck .............................. 606

5
When trouble arises
555
5-1. Essential information
4RUNNER_U
If your vehicle needs to be towed
Before towingThe following may indicate a problem with your transmission. Contact
your Toyota dealer before towing.
● The engine is running but the vehicle will not move.
● The vehicle makes an abnormal sound.
Emergency towing
If a tow truck is not available in
an emergency, your vehicle may
be temporarily towed using a
cable or chain secured to the
emergency towing eyelet(s).
This should only be attempted
on hard surfaced roads for short
distances at low speeds.
A driver must be in the vehicle to
steer and operate the brakes.
The vehicle’s wheels, drive train,
axles, steering and brakes must
be in good condition.
If towing is necessary, we recommend having your vehicle towed by
your Toyota dealer or a commerci al towing service, using a lift-type
truck or flatbed truck.
Use a safety chain system for all to wing, and abide by all state/pro-
vincial and local laws.
CTH51AS010

558 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.
■ 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
561
5-1. Essential information
4RUNNER_U
If you think something is wrong
If you notice any of the following symptoms, your vehicle probably
needs adjustment or repair. Contact your Toyota dealer as soon as
possible.
■ Visible symptoms
●Fluid leaks under the vehicle
(Water dripping from the air cond itioning after use is normal.)
● Flat-looking tires or uneven tire wear
● Engine coolant temperature g auge needle continually points
higher than normal
● Voltmeter (if equipped) continua lly points higher or lower than
normal
■ Audible symptoms
●Changes in exhaust sound
● Excessive tire squeal when cornering
● Strange noises related to the suspension system
● Pinging or other noises related to the engine
■ Operational symptoms
●Engine missing, stumbling or running roughly
● Appreciable loss of power
● Vehicle pulls heavily to one side when braking
● Vehicle pulls heavily to one side when driving on a level road
● Loss of brake effectiveness, s pongy feeling, pedal almost
touches the floor

562
5-1. Essential information
4RUNNER_U
Fuel pump shut off system
Follow the procedure below to restart the engine after the system is
activated.Vehicles without a smart key system Turn the engine switch to the “ACC” or “LOCK” position.
Restart the engine.
Vehicles with a smart key system
Turn the “ENGINE START STOP” switch off.
Restart the engine.
NOTICE
■Before starting the engine
Inspect the ground under the vehicle.
If you find that fuel has leaked onto the ground, the fuel system has been
damaged and is in need of repair. Do not restart the engine.
To minimize the risk of fuel leakage when the engine stalls or when
an airbag inflates upon collision , the fuel pump shut off system
stops the supply of fuel to the engine.
STEP 1
STEP 2
STEP 1
STEP 2