2017 TOYOTA 4RUNNER air conditioning

3816-3. Do-it-yourself maintenance
6
Maintenance and care
4RUNNER (U)_(OM35B37U)
Turn the engine switch off.
Open the glove box and
remove the cover.
Remove the filter cover.
Remove the air conditioning fil-
ter and replace it with a new
one.
The “↑UP” marks shown on the fil-
ter should be pointing up.
Air conditioning filter
The air conditioning filt er must be changed regularly to maintain
air conditioning efficiency.
Removal method
1
2
3
4

3826-3. Do-it-yourself maintenance
4RUNNER (U)_(OM35B37U)
■Checking interval
Inspect and replace the air conditioning filter according to the maintenance
schedule. In dusty areas or areas with heavy traffic flow, early replacement
may be required. (For scheduled maintenance information, please refer to the
“Schedule maintenance guide” or “Owner’s Manual Supplement”.)
■ If air flow from the vents decreases dramatically
The filter may be clogged. Check the filter and replace if necessary.
NOTICE
■When using the ai r conditioning system
Make sure that a filter is always installed.
Using the air conditioning system without a filter may cause damage to the
system.

4577-2. Steps to take in an emergency
7
When trouble arises
4RUNNER (U)_(OM35B37U)
●The needle of the engine coolant temperature gauge ( →P. 8 1 )
enters the red zone or a loss of engine power is experienced.
(For example, the vehicle speed does not increase.)
● Steam comes out from under the hood.
Stop the vehicle in a safe place and turn off the air conditioning sys-
tem, and then stop the engine.
If you see steam:
Carefully lift the hood after the steam subsides.
If you do not see steam:
Carefully lift the hood.
After the engine has cooled
down sufficient ly, inspect the
hoses and radiator core (radia-
tor) for any leaks.
Radiator
Cooling fan
If a large amount of coolant leaks,
immediately contact your Toyota
dealer.
The coolant level is satisfactory
if it is between the “F” and “L”
lines on the reservoir.
Reservoir
“F” line
“L” line
Radiator cap
If your vehicle overheats
The following may indicate that your vehicle is overheating:
Correction procedures
1
2
3
1
2
4
1
2
3
4

4838-1. Specifications
8
Vehicle specifications
4RUNNER (U)_(OM35B37U)
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pres-
sure
Tire pressure when the vehicle has been
parked for three hours or more, or has not
been driven more than 1 mile or 1.5 km under
that condition
Maximum inflation
pressureThe maximum cold inflated pressure to which
a tire may be inflated, shown on the sidewall
of the tire
Recommended infla-
tion pressureCold tire inflation pressure recommended by a
manufacturer
Accessory weight
The combined weight (in excess of those stan-
dard items which may be replaced) of auto-
matic transmission, power steering, power
brakes, power windows, power seats, radio
and heater, to the extent that these items are
available as factory-installed equipment
(whether installed or not)
Curb weight
The weight of a motor vehicle with standard
equipment, including the maximum capacity of
fuel, oil and coolant, and if so equipped, air
conditioning and additional weight optional
engine
Maximum loaded vehi-
cle weight
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant
weight150 lb. (68 kg) times the number of occupants
specified in the second column of Table 1
*
that follows
Occupant distributionDistribution of occupants in a vehicle as speci-
fied in the third column of Table 1
* below

517
4RUNNER (U)_(OM35B37U)
Alphabetical index
Alphabetical index
A/C .................................... 282, 288Air conditioning filter ............. 381
ABS (Anti-lock Brake System)...... 263
Function ................................ 263
Warning light ......................... 418
Active head restraints ............. 121
Active traction control ............ 243
Air conditioning filter .............. 381
Air conditioning
system ............................ 282, 288 Air conditioning filter ............. 381
Airbags ....................................... 35
Airbag operating conditions .... 42
Airbag precautions for your child ......................... 37
Airbag warning light .............. 418
Correct driving posture ........... 28
Curtain shield airbag operating conditions ............. 42
Curtain shield airbag precautions ........................... 39
Front passenger occupant classification syst em............. 46
General airbag precautions .... 37
Locations of airbags................ 35
Modification and disposal of airbags.............................. 41
Side airbag operating
conditions ............................. 42
Side airbag precautions .......... 37
Side and curtain shield airbags operating conditions ............. 42
Side and curtain shield airbags precautions .............. 37
SRS airbags............................ 35
Alarm .......................................... 72 Alarm ...................................... 72
Warning buzzer..................... 417 Anchor brackets ........................ 57
Antennas
(smart key system) ............... 104
Anti-lock Brake System (ABS) ...................................... 263
Function ................................ 263
Warning light......................... 418
Armrest..................................... 322
Assist grip ................................ 323
Audio system
*
AUTO LSD system................... 245
Automatic air conditioning
system.................................... 288
Automatic light control
system.................................... 208
Automatic running boards ..... 112
Automatic transmission ......... 201 If the shift lever cannot be shifted from P .... 204
S mode ................................. 202
AUX port
*
Auxiliary boxes ........................ 304
Back door Back door ............................. 115
Back window......................... 150
Smart key system ................. 104
Wireless remote control .......... 97
Back window............................ 150
Back-up lights Replacing light bulbs ............ 401
Wattage ................................ 473
Battery ...................................... 364 Battery checking ................... 364
If the vehicle battery
is discharged ...................... 453
Preparing and checking
before winter ...................... 272
Warning light......................... 417
A
B
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

521Alphabetical index
4RUNNER (U)_(OM35B37U)
Head restraints ........................ 137
Headlights ................................ 208Light switch ........................... 208
Replacing light bulbs ................... 391, 393, 403
Wattage ................................ 473
Heaters
Air conditioning system ....... ................. 282, 288
Outside rear view
mirrors ....................... 284, 290
Seat heaters ......................... 295
Hill-start assist control............ 264
Hood ......................................... 353
Hooks Cargo hooks ......................... 307
Cargo net hooks ................... 308
Grocery bag hooks ............... 310
Retaining hooks (floor mat)..... 26
Horn .......................................... 140
I/M test ...................................... 349
Identification Engine................................... 463
Vehicle .................................. 463
Ignition switch (engine switch) .............. 193, 196
Illuminated entry system ........ 299
Immobilizer system ................... 70
Indicators ................................... 79
Initialization Maintenance ......................... 345
Moon roof.............................. 156
Power back window .............. 152
Power windows ..................... 148
Inside rear view mirror ............ 142
Instrument panel light
control ...................................... 82
Interior lights............................ 297
Intuitive parking assist............ 229 Jack
Vehicle-equipped jack .......... 433
Jack handle .............................. 437
Jam protection function Moon roof ............................. 155
Power back window .............. 152
Power windows..................... 147
KDSS ........................................ 264
Keyless entry ........................... 104 Smart key system ................. 104
Wireless remote control .......... 97
Keys ............................................ 90 Battery-saving function ......... 107
Electronic key ......................... 90
Engine switch ............... 193, 196
If the electronic key
does not operate
properly .............................. 451
Key number plate ................... 90
Keyless entry .......................... 97
Mechanical key ....................... 92
Replacing the battery............ 383
Warning buzzer .................... 106
Wireless remote control
key........................................ 97
Knee airbags .............................. 35
LATCH anchors ......................... 59
Lever Auxiliary catch lever.............. 353
Hood lock release lever ........ 353
Shift lever.............................. 201
Turn signal lever ................... 206
Wiper lever ................... 216, 219
H
I
J
K
L

522Alphabetical index
4RUNNER (U)_(OM35B37U)
License plate lights ................. 208Light switch ........................... 208
Replacing light bulbs............. 402
Wattage ................................ 473
Light bulbs
Replacing .............................. 391
Wattage ................................ 473
Lights
Fog light switch ..................... 214
Front Interior light.................. 298
Headlight switch.................... 208
Interior lights list .................... 297
Luggage compartment lights ................................... 117
Personal lights ...................... 298
Rear interior light .................. 298
Replacing light bulbs............. 391
Turn signal lever ................... 206
Vanity lights .......................... 312
Wattage ................................ 473
Limited slip differential ........... 264
Load capacity........................... 175
Lock steering column ........................... 194, 198
Luggage compartment features .................................. 307
Maintenance Do-it-yourself maintenance ... 350
General maintenance ........... 346
Maintenance data ................. 462
Maintenance requirements ... 344
Resetting the message indicating maintenance is
required .............................. 345
Malfunction indicator lamp ..... 417
Manual air conditioning system .................................... 282
Master warning light................ 426 Meter ........................................... 81
Indicators ................................ 79
Instrument panel light
control .................................. 82
Meters..................................... 81
Multi-information display ......... 83
Warning lights ......................... 77
Mirrors
Inside rear view mirror .......... 142
Outside rear view mirror defoggers ................... 284, 290
Outside rear view mirrors ..... 144
Vanity mirrors ....................... 312
Moon roof ................................. 154
Door lock linked moon roof operation ........... 156
Jam protection function ........ 155
Operation .............................. 154
Multi Terrain ABS .................... 263
Multi-information display.......... 83 Customizing vehicle features ................................ 86
Driving monitor ....................... 84
Switching the display .............. 84
Trip information....................... 83
Warning message................. 426
Multi-terrain Select .................. 256
Navigation system
*
Noise from under vehicle ........... 8
Odometer ................................... 81
Off-road precaution s ............... 276
Oil Engine oil .............................. 356
Opener Back door ............................. 116
Hood ..................................... 353
M
N
O