2009 TOYOTA MATRIX air conditioning

326 4-3. Do-it-yourself maintenance
Fuse layout and amperage ratings
■Engine compartment
FuseAmpereCircuit
1 CDS FAN 30 A Electric cooling fan(s)
2 RDI FAN 40 A Electric cooling fan(s)
3 ABS NO. 3 30 AAnti-lock brake system, vehicle sta-
bility control system
4 ABS NO. 1 50 AAnti-lock brake system, vehicle sta-
bility control system
5 HTR 50 A Air conditioning system
6 ALT 120 ACharging system, RDI FAN, CDS
FAN, ABS NO. 1, ABS NO. 3,
INVERTER, HTR, HTR SUB NO.
1, HTR SUB NO. 3, ACC, CIG,
METER, IGN, ECU-IG NO. 2, HTR-
IG, WIPER, RR WIPER, WASHER,
ECU-IG NO. 1, AM1, 4WD, DOOR,
STOP, FR DOOR, POWER, RR
DOOR, RL DOOR, OBD, ACC-B,
FR FOG, SUN ROOF, DEF, MIR
HTR, TAIL, PANEL

328 4-3. Do-it-yourself maintenance
24 ECU-B 10 AMain body ECU, gauge and
meters, daytime running light sys-
tem, air conditioning system, wire-
less remote control
25 RAD NO. 1 15 A Audio system
26 DOME 10 A Interior lights, personal light, clock
27 SPARE 10 A Spare fuse
28 SPARE 30 A Spare fuse
29 SPARE 20 A Spare fuse
30 AMP 30 A Audio system
31 MAYDAY 10 A No circuit
32 EFI MAIN 20 AMultiport fuel injection system/
sequential multiport fuel injection
system, EFI NO. 1, EFI NO. 2
33 HORN 10 A Horn
34 IG2 15 AMultiport fuel injection system/
sequential multiport fuel injection
system, starting system, IGN,
METER
35HTR SUB
NO. 130 A PTC heater
36HTR SUB
NO. 330 A PTC heater
37PWR OUTLET/
INVERTER15 A AC INVERTER
FuseAmpereCircuit

330 4-3. Do-it-yourself maintenance
13 HTR-IG 10 AAir conditioning system, rear win-
dow defogger
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 AMain 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
18 ECU-IG NO. 2 10 ABack-up lights, charging system,
rear window defogger
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
24 FR FOG 15 A Front fog lights
25 AM1 7.5 AStarting system, shift lock control
system, ACC, CIG
26 DEF 30 ARear window defogger, MIR HTR,
multiport fuel injection system/
sequential multiport fuel injection
system
27 POWER 30 A Power windows
FuseAmpereCircuit

348
5-1. Essential information
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 conditioning after use is normal.)
●Flat-looking tires or uneven tire wear
●Engine coolant temperature gauge needle continually points
higher 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 rough
●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, spongy feeling, pedal almost
touches the floor

414 6-1. 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 cause heat buildup and possible tire fail-
ure.
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pres-
sureTire 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 weightThe 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 weightThe 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 weightThe sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight

429
Alphabetical index
Alphabetical index
A/C ............................................ 162
ABS........................................... 135
Active torque control 4WD
system ................................... 135
Air conditioning filter .............. 318
Air conditioning system
Air conditioning filter ............. 318
Air conditioning
system................................ 162
Airbags
Airbag operating conditions .... 68
Airbag precautions for your
child...................................... 72
Airbag warning light .............. 353
Curtain shield airbag operating
conditions ............................. 69
Curtain shield airbag
precautions .......................... 72
Front passenger occupant
classification system ............ 77
General airbag precautions .... 72
Locations of airbags ............... 65
Modification and disposal of
airbags ................................. 76
Proper driving posture ...... 63, 72
Side airbag operating
conditions ............................. 69
Side airbag precautions.......... 72
SRS airbags ........................... 65
Antenna .................................... 175
Anti-lock brake system ........... 135
Ashtray ..................................... 247
Audio input .............................. 196Audio system
Antenna .................................175
Audio input ............................196
AUX adapter..........................196
CD player/changer ................178
MP3/WMA disc......................185
Optimal use ...........................193
Portable music player............196
Radio .....................................172
Steering wheel audio
switch ..................................197
Type ......................................169
Automatic transmission
Automatic transmission .........110
If the shift lever cannot be
shifted from P......................377
S mode ..................................112
AUX adapter .............................196
Auxiliary boxes ................242, 256
Back-up lights
Wattage .................................404
Back door
Back door ................................33
Wireless remote control ..........26
Battery
Checking ...............................298
If the vehicle has a
discharged battery ..............379
Preparing and checking before
winter ..................................144
Bluetooth
®................................200
Bottle holder .............................241
Brake
Fluid ......................................297
Parking brake ........................118
Brake assist ..............................135
Break-in tips ...............................98
A
B