Mazda 2: HVAC System
HVAC SYSTEM WIRING DIAGRAM

FOREWORD
- The areas for inspection (steps) are given according to various circuit
malfunctions. Use
the following chart to verify the symptoms of the trouble in order to
diagnose the
appropriate area.
TROUBLESHOOTING INDEX

NO.1 INSUFFICIENT AIR (OR NO AIR) BLOWN FROM VENTS [MANUAL AIR
CONDITIONER]

Diagnostic procedure


NO.2 AMOUNT OF AIR BLOWN FROM VENTS DOES NOT CHANGE

Diagnostic procedure


NO.3 AIR INTAKE MODE DOES NOT CHANGE

Diagnostic procedure


NO.4 NO TEMPERATURE CONTROL WITH CLIMATE CONTROL UNIT

Diagnostic procedure



NO.5 WINDSHIELD FOGGED

Diagnostic procedure


NO.6 AIR FROM VENTS NOT COLD ENOUGH

Diagnostic procedure






NO.7 NO COOL AIR

Diagnostic procedure





NO.8 NOISE WHILE OPERATING A/C SYSTEM

Diagnostic procedure




READ NEXT:
REFRIGERANT SYSTEM SERVICE WARNINGS
Handling Refrigerant
Avoid breathing air conditioning refrigerant or lubricant vapor.
Exposure may
irritate eyes, nose and throat. Also, due to environmental c
CAUTION:
Do not exceed the specification when charging the system with
refrigerant. Doing so
will decrease the efficiency of the air conditioner or damage the
refrigeration cycle
parts.
Charg
HVAC BASIC SYSTEM LOCATION INDEX
Refrigerant lines
(See REFRIGERANT LINE REMOVAL/INSTALLATION.)
Air intake duct
(See AIR INTAKE DUCT REMOVAL/INSTALLATION.)
(See AIR INTAKE DUCT DISASSEMB
SEE MORE:
System Malfunction Location
Detection Condition
WARNING:
Detection conditions are for understanding the DTC outline before
performing an inspection.
Performing an inspection according to only the detection conditions may
cause injury due to an
operating error, or damage the system. When pe
Door-lock knob
Turn and lane-change signal
Lighting control
Wiper and washer lever
DSC OFF switch
Tyre pressure monitoring system set switch
i-stop OFF switch
Headlight Levelling switch
LDWS switch
SCBS OFF switch
Outside mirror switch
Power window lock switch
Power wi
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