2018 TOYOTA COROLLA iM warning lights

2927-2. Steps to take in an emergency
COROLLA iM_U (OM12M42U)
If a warning light turns on or a warning
buzzer sounds
Calmly perform the following actions if any of the warning lights
comes on or flashes. If a light comes on or flashes, but then
goes off, this does not necessarily indicate a malfunction in the
system. However, if this continues to occur, have the vehicle
inspected by your Toyota dealer.
Warning light and warning buzzer list
Warning lightWarning light/Details/Actions
(U.S.A.)
(Canada)
Brake system warning light (warning buzzer)*1
Indicates that:
• The brake fluid level is low; or
• The brake system is malfunctioning 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.
→ Immediately stop the vehicle in a safe place and con-
tact your Toyota dealer. Continuing to drive the vehi-
cle may be dangerous.
(U.S.A.)
(Canada)
Malfunction indicator lamp Indicates a malfunction in:
• The electronic engine control system;
• The electronic throttle control system; or
• The electronic continuously variable transmission (ifequipped) control system
→ Have the vehicle inspected by your Toyota dealer
immediately.
SRS warning light
Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system
→ Have the vehicle inspected by your Toyota dealer
immediately.

2987-2. Steps to take in an emergency
COROLLA iM_U (OM12M42U)
WARNING
■If both the ABS and the brake system warning lights remain on
Stop your vehicle in a safe place immediately and contact your Toyota
dealer. The vehicle will become extremely unstable during braking, and the
ABS system may fail, which could cause an accident resulting in death or
serious injury.
■ When the electric power steerin g system warning light comes on
The steering wheel may become extremely heavy.
When steering wheel operations are heavier than usual, grip the steering
wheel firmly and operate it using more force than usual.
■
If the tire pressure warning light comes on
Handling method ( →P. 297)
Be sure to observe the following precautions. Failure to do so could
cause a loss of vehicle control and result in death or serious injury.
●Stop your vehicle in a safe place as soon as possible. Adjust the tire
inflation pressure immediately.
●If the tire pressure warning light co mes on even after tire inflation pres-
sure adjustment, it is probable that you have a flat tire. Check the tires.
If a tire is flat, change it with the spare tire and have the flat tire
repaired by the nearest Toyota dealer.
●Avoid abrupt maneuvering and braking. If the vehicle tires deteriorate,
you could lose control of the steering wheel or the brakes.
■If a blowout or sudden air leakage should occur
The tire pressure warning system may not activate immediately.

3017-2. Steps to take in an emergency
7
When trouble arises
COROLLA iM_U (OM12M42U)
The warning lights and warning buzzers operate as follows depending
on the content of the message. If a message indicates the need for
inspection by a dealer, have the vehicle inspected by your Toyota
dealer immediately.
*: A buzzer sounds the first time a message is shown on the multi-informa- tion display
If the following messages are displayed, there may be a malfunction.
Immediately stop the vehicle in a safe place and contact your Toyota
dealer.
• “Charging System Malfunction See Owner’s Manual”
• “Low Oil Pressure Stop in a Safe Place See Owner’s Manual”
Messages and warnings
Warning buzzer*Warning
Comes on Sounds Indicates an important situation, such as
when a system related to driving is malfunc-
tioning or that danger may result if the correc-
tion procedure is not performed
FlashesSoundsIndicates a situation, such as when damage
to the vehicle or danger may result
⎯Does not sound
Indicates a condition, such as malfunction of
electrical components, their condition, or indi-
cates the need for maintenance
If a message instructing to refer to the Owner’s Manual is dis-
played

3518-2. Customization
8
Vehicle specifications
COROLLA iM_U (OM12M42U)■
Wireless remote control (
→P. 84, 88)
■Turn signal lever ( →P. 139)
FunctionDefault settingCustomized set-
ting
Wireless remote controlOnOff—O
Unlocking operation
Driver’s door
unlocked in one step, all doors
unlocked in two
steps
All doors unlocked in one step—O
Operation buzzer volume7Off—O1 to 6
Operation signal (emer-
gency flashers)OnOff—O
Time elapsed before auto-
matic door lock function is
activated if door is not
opened after being
unlocked
60 seconds
Off
—O30 seconds
120 seconds
Open door warning buzzer
(when locking the vehicle)OnOff—O
Alarm (panic mode)OnOff—O
12
FunctionDefault settingCustomized set- ting
The number of times the
turn signal lights flash
automatically when the
turn signal lever is moved
to the first position during
a lane change
3
4 to 7
—O
Off
12

3528-2. Customization
COROLLA iM_U (OM12M42U)■
Automatic light control system (
→P. 141)
■Lights (→ P. 141)
■LDA (Lane Departure Alert)* (→ P. 172)
*: If equipped
■
Automatic air condi tioning system (→P. 196)
■Illumination ( →P. 203)
FunctionDefault settingCustomized set-
ting
Light sensor sensitivity Standard -2 to 2—O
Time elapsed before
headlights automatically
turn off after doors are
closed
30 seconds
Off
—O60 seconds
90 seconds
12
FunctionDefault settingCustomized set-
ting
Daytime running light sys-
tem (except Canada)OnOff—O
12
FunctionDefault settingCustomized set-ting
LDA warning sensitivityHighNormalO—
12
FunctionDefault settingCustomized set-ting
A/C auto switch operationOnOff—O
12
FunctionDefault settingCustomized set-
ting
Time elapsed before the
interior lights turn off15 seconds7.5 seconds—O30 seconds
Operation after the engine
switch is turned offOnOff—O
Operation when the doors
are unlockedOnOff—O
12

373
COROLLA iM_U (OM12M42U)
Alphabetical index
Alphabetical index
A/C ............................................ 196Air conditioning filter ............. 265
ABS (Anti-lock Brake System)...... 186 Warning light ......................... 293
Air conditioning filter .............. 265
Air conditioning system .................................... 196
Air conditioning filter ............. 265
Airbags ....................................... 32 Airbag operating conditions .... 40
Airbag precautions for
your child .............................. 35
Correct driving posture ........... 24
Curtain shield airbag operating
conditions ............................. 40
Curtain shield airbag
precautions ........................... 38
General airbag precautions .... 35
Locations of airbags................ 32
Modification and disposal of airbags ............... 39
Side airbag operating
conditions ............................. 40
Side airbag precautions .......... 35
Side and curtain shield airbags operating conditions ............. 40
Side and curtain shield airbags precautions ........................... 35
SRS airbags............................ 32
SRS warning light ................. 292 Anchor brackets ........................ 56
Anti-lock Brake System
(ABS) ...................................... 186 Warning light......................... 293
Armrest..................................... 216
Assist grips .............................. 217
Audio input ............................. 217
Automatic High Beam ............. 177
Automatic light control
system.................................... 141
AUX port ................................... 217
Auxiliary boxes ................ 210, 212
Back door ................................... 91
Back-up lights Replacing light bulb .............. 278
Wattage ................................ 332
Battery ...................................... 246 Checking............................... 246
If the vehicle has discharged
battery ................................ 315
Preparing and checking
before winter ...................... 192
Bottle holders .......................... 208
Brake Fluid ...................................... 331
Parking brake ....................... 140
Warning light......................... 292
Brake assist ............................. 186
Break-in tips ............................ 112
Brightness control Meter light control ................... 77
A
B

376Alphabetical index
COROLLA iM_U (OM12M42U)
Emergency flashers ................ 282
Engine....................................... 326Compartment ........................ 238
Engine switch........................ 128
Hood ..................................... 235
How to start the engine................................. 128
Identification number ............ 325
If the engine will not start ...... 314
Ignition switch (engine switch) ................... 128
Overheating .......................... 318
Engine coolant ......................... 242 Capacity ................................ 328
Checking ............................... 242
Preparing and checking before winter....................... 192
Engine coolant temperature gauge........................................ 74
Engine immobilizer system ...... 66
Engine oil ................................. 239
Capacity ................................ 326
Checking ............................... 239
Preparing and checking before winter....................... 192
Engine switch .......................... 128
EPS (Electric Power Steering)...... 186 Warning light ......................... 293 Flat tire
Vehicles with a spare tire...... 303
Floor mats .................................. 22
Fluid Brake .................................... 331
Clutch ................................... 330
Continuously variable transmission ....................... 329
Washer ................................. 249
Front interior light ................... 204 Wattage ................................ 332
Front passenger occupant classification system .............. 45
Front personal lights............... 204
Wattage ................................ 332
Front seats ................................. 95 Adjustment.............................. 95
Cleaning ............................... 223
Correct driving posture ........... 24
Head restraints ....................... 98
Front sensor ............................ 155 Automatic High Beam ........... 155
LDA (Lane Departure Alert)................................... 155
PCS (Pre-Collision system)......... ...................... 155
Precautions........................... 156
Front turn signal lights ........... 139 Replacing light bulbs ............ 276
Turn signal lever ................... 139
Wattage ................................ 332F

377Alphabetical index
COROLLA iM_U (OM12M42U)
Fuel ........................................... 149Capacity ................................ 326
Fuel gauge .............................. 74
Fuel pump shut off system.... 291
Information ............................ 333
Refueling............................... 149
Type ...................................... 326
Warning light ......................... 293
Fuel filler door.......................... 149 Refueling............................... 149
Fuel pump shut off system ..... 291
Fuses ........................................ 269
Gauges ....................................... 74
Glove box ................................. 207
Grocery bag hooks .................. 211
Head restraints .......................... 98
Headlights ................................ 141
Automatic High Beam system ......... ....................... 177
Light switch ........................... 141
Replacing light bulbs............. 273
Wattage ................................ 332
Heaters
Outside rear view mirrors ................................ 199
Hill-start assist control............ 186
Hood ......................................... 235
Hooks Cargo hooks ......................... 211
Grocery bag hooks ............... 211
Retaining hooks (floor mat)..... 22
Horn .......................................... 101 I/M test ...................................... 232
Identification ............................ 324
Engine .................................. 325
Vehicle .................................. 324
Ignition switch
(engine switch) ...................... 128
Illuminated entry system ........ 205
Immobilizer system ................... 66
Indicators ................................... 72
Initialization Meter display settings ............. 80
Power windows..................... 107
Tire pressure warning system .... .............. 251
Inside rear view mirror ............ 103
Interior lights ........................... 203
Jack Positioning the jack............... 237
Vehicle-equipped jack .......... 304
Jack handle .............................. 304
Jam protection function Power window ...................... 106
Keyless entry Wireless remote control .................................. 88
Keys ............................................ 84
Engine switch ....................... 128
If you lose your keys ............... 85
Key number plate ................... 84
Keyless entry .......................... 88
Replacing the battery............ 267
Warning buzzer ...................... 88
Wireless remote control .......... 84
Knee airbags .............................. 32
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