2012 TOYOTA MATRIX power steering

392 4-3. Do-it-yourself maintenance
11 IGN7.5 ASRS airbag system, multiport fuel
injection system/sequential multi-
port fuel injection system, front
passenger occupant classification
system
12 METER 7.5 A Gauge and meters
13 HTR-IG 10 AAir conditioning system, rear win-
dow defogger, PTC heater
14 WIPER 25 A Windshield wipers
15 RR WIPER 15 A Rear window wiper
16 WASHER 15 A Windshield washer
17 ECU-IG NO. 1 10 A Main body ECU, electric power
steering, electric cooling fan(s),
shift lock control system, anti-lock
brake system, multiport fuel injec-
tion system/sequential multiport
fuel injection system, tire pressure
warning system, vehicle stability
control system, all wheel drive sys-
tem
18 ECU-IG NO. 2 10 A Back-up lights, charging system,
rear window defogger, auto anti-
glare inside rear view mirror
19 OBD 7.5 A On-board diagnosis system
20 STOP 10 AStop lights, high mounted stop-
light, anti-lock brake system, vehi-
cle stability control system,
multiport fuel injection system/
sequential multiport fuel injection
system, shift lock control system
21 DOOR 25 A Power door lock system
22 ACC-B 25 A CIG, ACC
23 4WD 7.5 A All wheel drive system
FuseAmpereCircuit

5
When trouble arises
409
5-1. Essential information
CAUTION
■
Caution while towing
●Use extreme caution when towing the vehicle.
Avoid sudden starts or erratic driving maneuvers which place excessive
stress on the emergency towing eyelet and the cables or chains. Always
be cautious of the surroundings and other vehicles while towing.
● If the engine is not running, the power assist for the brakes and steering
will not function, making steering and braking more difficult.

5
When trouble arises
415
5-2. Steps to take in an emergency
(U.S.A.)
(Canada) ABS warning light
Indicates a malfunction in:
•ABS; or
• The brake assist system.
Electric power steering system warning light (warning
buzzer)
Indicates a malfunction in the EPS system.
Slip indicator light
Indicates a malfunction in:
• The VSC system; or
• The TRAC system.
(Flashes) Cruise control indicator light (if equipped)
Indicates a malfunction in the cruise control system.
(AWD models) Active Torque Control 4WD system warning light
Indicates a malfunction in the Active Torque Control 4WD
system.
■ If the malfunction indicator lamp comes on while driving
First check the following:
● Is the fuel tank empty?
If it is, fill the fuel tank immediately.
● Is the fuel tank cap loose?
If it is, tighten it securely.
The malfunction indicator lamp will go off after taking several driving trips.
If the malfunction indicator lamp does not go off even after several trips, con-
tact your Toyota dealer as soon as possible.
Warning lightWarning light/Details

416 5-2. Steps to take in an emergency
Follow the correction procedures.After taking the specified steps to correct the suspected problem,
check that the warning light turns off.
CAUTION
■ When the electric power steering warning light comes on
The steering wheel may become extremely heavy.
If the steering wheel becomes heavier than usual when operating, firmly
hold and operate it using more force than usual.
Warning lightWarning light/DetailsCorrection procedure
Open door warning light
(warning buzzer)*
1
Indicates that a door is not
fully closed. Check that all doors are
closed.
Low fuel level warning
light Indicates that remaining
fuel is about 2.0 gal. (7.5
L, 1.6 Imp. gal.) or less. Refuel the vehicle.
(on the instru- ment cluster) Driver’s seat belt
reminder light
(warning buzzer)*
2
Warns the driver to fasten
his/her seat belt.
Fasten the seat belt.
(on the center panel) Front passenger’s seat
belt reminder light
(warning buzzer)*
2
Warns the front passen-
ger to fasten his or her
seat belt.
Fasten the seat belt.
(Canada) Low windshield washer
fluid level warning light
Low level of washer fluid Fill the tank.

452 5-2. Steps to take in an emergency
CAUTION
■If the engine has to be turned off while driving
●Power assist for the brakes and steering wheel will be lost, making the
brake pedal harder to depress and the steering wheel heavier to turn.
Decelerate as much as possible before turning off the engine.
● Never attempt to remove the key, as doing so will lock the steering wheel.

479
6-1. Specifications
6
Vehicle specifications
Warning: The temperature grades for this tire are established for a
tire that is properly inflated and not overloaded.
Excessive speed, underinflation, or
excessive loading, either sepa-
rately or in combination, can caus e heat buildup and possible tire fail-
ure.
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
pressure The maximum cold inflated
pressure to which a
tire may be inflated, s hown on the sidewall of
the tire
Recommended infla-
tion pressure Cold 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

502
Abbreviation list
Abbreviation/Acronym list
ABBREVIATIONSMEANING
2WD 2 Wheel Drive
4WD 4 Wheel Drive A/C Air Conditioning
ABS Anti-lock Brake System
ACC Accessory ALR Automatic Locking Retractor
AWD All Wheel Drive CRS Child Restraint System
ECU Electronic Control Unit
EDR Event Data RecorderELR Emergency Locking Retractor
EPS Electric Power Steering
GAWR Gross Axle Weight Rating
GCWR Gross Combination Weight Rating GVWR Gross Vehicle Weight Rating I/M Emission inspection and maintenance
LATCH Lower Anchors and Tethers for Children LED Light Emitting Diode
MMT Methylcyclopentadienyl Manganese Tricarbonyl
M + S Mud and Snow
MTBE Methyl Tertiary Butyl Ether OBD On Board Diagnostics
SRS Supplemental Restraint System TIN Tire Identification Number
TPMS Tire Pressure Warning System
TRAC Traction Control TWR Trailer Weight Rating

507
Alphabetical index
Electric power steering........... 152
Emergency flashers
Switch ................................... 404
Emergency, in case of If a warning light turns on ..... 413
If the engine will not start...... 438
If the shift lever cannot be shifted from P ..................... 439
If the vehicle has a discharged battery ............. 441
If the warning buzzer
sounds ............................... 413
If you have a flat tire ............ 424
If you lose your keys............. 440
If you think something is wrong ................................. 411
If your vehicle becomes
stuck................................... 449
If your vehicle has to be stopped in an emergency... 451
If your vehicle needs to be towed ................................. 405
If your vehicle overheats ...... 446 Engine
Compartment ........................351
Engine switch ........................118
Hood......................................346
How to start the
engine .................................118
Identification number .............455
If the engine will not start ......438
Ignition switch........................118
Overheating...........................446
Engine coolant
Capacity ................................461
Checking ...............................357
Preparing and checking before winter .......................161
Engine coolan t temperature
gauge ......................................132
Engine immobilizer system.......68
Engine oil Capacity ................................459
Checking ...............................353
Preparing and checking before winter .......................161
EPS ............................................152
Event data recorder ...................19E