2009 TOYOTA YARIS HATCHBACK air condition

267
4-3. Do-it-yourself maintenance
4
Maintenance and care
CAUTION
nProper inflation is critical
to save tire performance
Keep your tires properly inflated.
Otherwise, the following conditions may occur and result in an accident
causing death or serious injury.
lExcessive wear
lUneven wear
lPoor handling
lPossibility of blowouts resu lting from overheated tires
lPoor sealing of the tire bead
lWheel deformation and/or tire separation
lA greater possibility of tire damage from road hazards
NOTICE
nWhen inspecting and adjusting tire inflation pressure
Be sure to reinstall the tire valve caps.
Without the valve caps, dirt or mois ture could get into the valve and
cause air leakage, which could result in an accident. If the caps have
been lost, replace them as soon as possible.

270
4-3. Do-it-yourself maintenance
Air conditioning filter (if equipped)
The air conditioning filter must be changed regularly to maintain air
conditioning efficiency.
n Removal method
Turn the engine switch off.
Open the glove box.
Push in each side of the glove
b
ox to disconnect the claws.
Pinch the latches.
Remove the filter cover.

271
4-3. Do-it-yourself maintenance
4
Maintenance and care
n
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 “Scheduled Maintenance Guide” or “Owner’s Manual Supplement”.)
n If ai
r flow from the vents decreases dramatically
The filter may be clogged. Check the filter and replace if necessary.
Pull out the filter.
Rotate the filter to remove it.
n Inst
alling method
Set a new filter.
The “ ↑ UP” marks shown on the
filter should be pointing up.
Rotate the filter.
Push in the filter.

272 4-3. Do-it-yourself maintenance
NOTICE
nWhen using the air conditioning system
Make sure that a filter is always installed.
Using the air conditioning system without a filter may cause damage to the
system.

281
4-3. Do-it-yourself maintenance
4
Maintenance and care
13 ECU-B
7.5 AEngine immobilizer system, day-
time running light system, front
passenger occupant classification
system, power windows, door lock
system, theft deterrent system,
meter and gauge
14 ALT-S 7.5 A Charging system
15 ETCS 10 AMultiport fuel injection system/
sequential multiport fuel injection
system, electronic throttle control
system
16 HAZ 10 ATurn signal lights, emergency
flashers
17 H-LP RH/H-LP
LO RH 10 A Right-hand headlight
18 H-LP LH/H-LP
LO LH 10 A Left-hand headlight
19 EFI2 10 AMultiport fuel injection system/
sequential multiport fuel injection
system
20 HTR SUB2 40 A Air conditioning system
21 EPS 50 A Electric power steering system
22 ABS1/VSC1 50 A Anti-lock brake system
23 HTR 40 A Air conditioning system
24 RDI 30 A Electric cooling fan
25 HTR SUB1 30 A Air conditioning system
26 H-LP CLN/PWR
HTR 30 A No circuit
27 AMT 50 A No circuit
FuseAmpereCircuit

284 4-3. Do-it-yourself maintenance
9 ID/UP/MIR HTR 10 AMultiport fuel injection system/
sequential multiport fuel injection
system, outside rear view mirror
control, outside rear view mirror
heaters
10 IGN 7.5 A Multiport fuel injection system/
sequential multiport fuel injection
system, engine immobilizer sys-
tem, SRS airbag system, front pas-
senger occupant classification
system
11 MET 7.5 A Meter and gauge
12 WIP 25 A Windshield wiper
13 RR WIP 15 A Rear wiper
14 WSH 15 A Windshield washer
15 ECU-IG 10 A Daytime running light system, anti-
lock brake system, electric power
steering system, power windows,
door lock system, theft deterrent
system, electric cooling fan
16 GAUGE 10 A Charging system, turn signal lights,
emergency flashers, buck-up
lights, instrument panel light con-
trol, shift lock system, rear window
defogger, air conditioning system,
automatic transmission system
17 OBD2 7.5 A On-board diagnosis system
18 STOP 10 A Stop lights, high mounted stop-
light, multiport fuel injection sys-
tem/sequential multiport fuel
injection system, shift lock system,
anti-lock brake system
19 D/L 25 A Door lock system
20 FR FOG 15 A Front fog lights
FuseAmpereCircuit

338 5-2. Steps to take in an emergency
The engine has cooled down sufficiently.
Low engine coolant temperature indicator comes on.
Check the engine coolant level.
Look for obvious coolant leaks from th
e radiator, hoses and
under the vehicle.
Note that water draining from the air conditioning is normal if it has
been used.
Add engine coolant if required.
Water can be used in an emer -
gency if engine coolant is
unavailable. ( →P. 348)
Have the vehicle checked at your nea rest Toyota dealer as soon as
possible.

346 6-1. Specifications
Engine
Fuel
Model1NZ-FE
Type 4-cylinder in line, 4-cycle, gasoline
Bore and stroke 2.95 × 3.33 in. (75.0 × 84.7 mm)
Displacement 91.3 cu.in. (1497 cm3)
Drive belt tension 68 — 90 lbf (300 — 400 N, 31 — 41kgf)
*
*: Drive belt tension measur ed with Boroughs drive belt
tension gauge No. BT-33-73F when the engine is cold
(used belt)
Fuel type Unleaded gasoline only
Octane rating 87 (Research octane number 91) or higher
Fuel tank capacity
(Reference) 11.1 gal. (42.0 L, 9.2 lmp.gal.)
Generator
Water pump Air
conditioning
compressor
Crankshaft