Suzuki Liana RH413, Service Manual

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7B-51 Air Conditioning System: Automatic Type
Scan Tool Data Definitions
TEMP CONT SWITCH:
Position of temperature control
selector of HVAC control module
CABIN TEMPERATURE: In-air temperature detected
by inside air temperature sensor installed in HVAC
control module
OUTSIDE AIR TEMP: Outside air temperature detected
by outside air temperature sensor installed on 4WD
air pump assembly bracket in front bumper
EVAPORATOR TEMP: Temperature of air passed
through evaporator
COOLANT TEMP: Engine coolant temperature
detected by engine coolant temperature sensor
SUNLOAD: Amount of sunlight detected by sunload
sensor installed on the driver side on the dashboard
MODE CONT SWITCH: Position of airflow selector of
HVAC control module
FAN CONT SWITCH: Position of air speed selector of
HVAC control module
FAN DESIRE VOLT: Voltage for blower motor
AIR MIX POS SENSOR: Input signal from position
sensor in temperature control actuator
MODE POS SENSOR: Input signal from position
sensor in air flow control actuator
A/C CONT SIG (ON or OFF): State of A/C indicator
lamp
BLOWER FAN LOAD (ON or OFF): ON: Position of
blower speed selector is 1st or 2nd position / OFF:
Position of blower speed selector is more than 3rd
position.
AIR INTAKE MODE (FRE or REC): State of air intake
mode
A/C INDICATOR LAMP (ON or OFF): State of A/C
indicator lamp
REC INDICATOR LAMP (ON or OFF): State of
recirculation air (REC) indicator lamp
FRE INDICATOR LAMP (ON or OFF): State of fresh air
indicator lamp
REAR DEF INDICATOR LAMP (ON or OFF): State of
rear defogger indicator lamp
)
FAN DESIRE VOLT
Reference value is relative to the position of
blower speed selector of HVAC control module.
0 – 15.5 V
)
AIR MIX POS SENSOR
Reference value is relative to the position of
temperature selector of HVAC control module. about 1.0 V (Max Hot)
about 4.0 V (Max Cool)
)
MODE POS SENSOR
Reference value is relative to the position of airflow
selector of HVAC control module. about 1.0 V (DEF)
about 4.0 V (VENT)
)
A/C CONT SIG
A/C system is ON. ON
A/C system is OFF. OFF
)
BLOWER FAN LOAD
Position of blower speed selector is 1st or 2nd
position.
ON
Position of blower speed selector is more than 3rd
position.
OFF
)
AIR INTAKE MODE
Fresh air (FRE) mode is activated. FRE
Recirculation air (REC) mode is activated. REC
)
A/C INDICATOR LAMP
A/C indicator lamp is lighted. ON
A/C indicator lamp is not lighted. OFF
)
REC INDICATOR LAMP
Recirculation air (REC) indicator lamp is lighted. ON
Recirculation air (REC) indicator lamp is not
lighted.
OFF
)
FRE INDICATOR LAMP
Fresh air (FRE) indicator lamp is lighted. ON
Fresh air (FRE) indicator lamp is not lighted. OFF
)
REAR DEF INDICATOR
LAMP
Rear defogger indicator lamp is lighted. ON
Rear defogger indicator lamp is not lighted. OFF
Scan Tool Data Condition Normal Condition / Reference Value