2004 SUBARU IMPREZA WRX climate control

2
How to use this owner’s manual !Using your Owner’s manual
Before you operate your vehicle, carefully read this
manual. To protect yourself and extend the service life
of your vehicle, follow the instructions in this manual.
Failure to observe these instructions may result in se-
rious injury and damage to your vehicle.
This manual is composed of fourteen chapters. Each
chapter begins with a brief table of contents, so you
can usually tell at a glance if that chapter contains the
information you want.
Chapter 1: Seat, seatbelt and SRS airbags
This chapter informs you how to use the seat and seat-
belt and contains precautions for the SRS airbags.
Chapter 2: Keys and doors
This chapter informs you how to operate the keys,
locks and windows.
Chapter 3: Instruments and controls
This chapter informs you about the operation of instru-
ment panel indicators and how to use the instruments
and other switches.
Chapter 4: Climate Control
This chapter informs you how to operate the climate
control.
Chapter 5: Audio This chapter informs you how to operate your audio system.
Chapter 6: Interior equipment
This chapter informs you how to operate interior
equipment.
Chapter 7: Starting and operating
This chapter informs you how to start and operate your SUBARU.
Chapter 8: Driving tips
This chapter informs you how to drive your SUBARU
in various conditions and explains some safety tips on
driving.
Chapter 9: In case of emergency
This chapter informs you what to do if you have a prob-
lem while driving, such as a flat tire or engine over-
heating.
Chapter 10: Appearance care
This chapter informs you how to keep your SUBARU
looking good.
Chapter 11: Maintenance and service
This chapter informs you when you need to take your
SUBARU to the dealer for scheduled maintenance
and informs you how to keep your SUBARU running
properly.
Chapter 12: Specifications
This chapter informs you about dimension and capac-
ities of your SUBARU.

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3
4
5
6
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Table of contentsSeat, seatbelt and SRS airbags
Keys and doors
Instruments and controls
Climate controlAudio
Interior equipment
Starting and operating
Driving tips
In case of emergency
Appearance care
Maintenance and service
Specifications
Consumer information and Reporting safety defects
Index

18
!
Instrument panel
12345 6
7
8
9
11
12
13
14
15
16 10
UGF056BB
1) Door locks (page 2-3)
2) Light control lever (page 3-29)
3) Combination meter (page 3-15)
4) Wiper control lever (page 3-35)
5) Hazard warning flasher switch
(page 3-6)
6) Audio (page 5-1)
7) Gear shift lever (MT) (page 7- 15)/Selector lever (AT) (page 7-
21)
8) Outside mirror switch (page 3-
48)
9) Climate control (page 4-1)
10) Cruise control (page 7-37)
11) Horn (page 3-50)
12) SRS airbag (page 1-52)
13) Tilt steering (page 3-49)
14) Fuse box (page 11-60)
15) Hood lock release (page 11-5)
16) Power window (page 2-22)

3-40
Instruments and controls
Rear window defogger switch
The rear window defogger operates only when the ig-
nition switch is in the “ON” position.
The rear window defogger switch is located on the cli-
mate control panel.
The defogger will automatically shut off after about 15
minutes. If the window clears before that time, push
the switch to turn it off. It also turns off when the igni-
tion switch is turned to the “ACC” or “LOCK” position.
If defrosting or defogging is desired when you restart
your vehicle, you have to push the switch to turn it on
again.
Manual climate control system
UG3508BA

3-41
Instruments and controls
– CONTINUED –
Semi-automatic climate control system
To turn on the defogger, push the switch. To turn it off,
push the switch again.
The indicator light located on the switch lights up while
the rear window defogger is operating.
NOTE
If your vehicle is equipped with the outside mirror
defogger, the outside mirror defogger operates
while the rear window defogger is operating.
" Do not use sharp instruments or window cleaner containing abrasives to clean the inner
surface of the rear window. They may damage
the conductors printed on the window."
To prevent the battery from being dis-
charged, do not operate the defogger continu-
ously for any longer than necessary.
UG3035BA

3-48
Instruments and controls
3. Return the selection switch to the neutral position
to prevent unintentional operation.
The mirrors can also be adjusted manually. !
Outside mirror defogger (if equipped)
Manual climate control system Semi-automatic climate control system
The outside mirror defogger shares the switch with
rear window defogger.
The outside mirror defogger operates only when the
ignition switch is in the “ON” position.
To turn on the outside mirror defogger, push the
switch. To turn it off, push the switch again. The indi-
cator light located on the switch lights up while the out-
side mirror defogger is operating.
The defogger will automatically shut off after about 15
minutes. If the mirror clears before that time, push the
switch to turn it off. It also turns off when the ignition
switch is turned to the “ACC” or “LOCK” position. If de-
UG3508BA
UG3035BA

4-1
4
Climate control
Ventilator ....................................................... 4-2 Air flow selection .............................................. 4-2
Center and side ventilators .............................. 4-3
Manual climate control system (if equipped) 4-4 Control panel ..................................................... 4-4
Heater operation ............................................... 4-6
Air conditioner operation (if equipped) .......... 4-9
Semi-automatic climate control system (if equipped) ............................................... 4-11Control panel ..................................................... 4-11
Operating method ............................................. 4-14
Temperature sensors ....................................... 4-18
Operating tips for heater and air conditioner 4-19 Cleaning ventilation grille ................................ 4-19
Efficient cooling after parking in direct sunlight ........................................................... 4-19
Lubrication oil circulation in the refrigerant
circuit .............................................................. 4-19
Checking air conditioning system before summer season .............................................. 4-19
Cooling and dehumidifying in high humidity and low temperature weather conditions .... 4-20
Air conditioner compressor shut-off when
engine is heavily loaded ................................ 4-20
Refrigerant for your climate control system .. 4-20
Air filtration system (if equipped) ................ 4-20 Replacing an air filter ....................................... 4-21

4-2
Climate control
Climate controlVentilator !
Air flow selection
HG4033BA