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Scan Tool Data - Suzuki SX4 Service Manual

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7B-54 Air Conditioning System: Automatic Type

Scan Tool Data

As the data values given in the following are standard values estimated on the basis of values obtained from the
normally operation vehicles by using a scan tool, use them as reference values. Even when the vehicles are in good
condition, there may be cases where the checked values do not fall within each specifies data range. Therefore,
judgement as abnormal should not be made by checking with these data alone.
Scan Tool Data
TEMP CONT
SWITCH
CABIN
TEMPERATURE
OUTSIDE AIR TEMP Ignition switch turned ON
EVAPORATOR
TEMP
COOLANT TEMP
SUN LOAD
MODE CONT
SWITCH
FAN CONT SWITCH
FAN DESIRED VOLT
AIR MIX POS SEN
MODE POS SENSOR
A/C CONT SIG
BLOWER LOAD SIG
AIR INTAKE MODE
REFRIGERANT
PRESSURE
A/C COMP CLUTCH
VEHICLE SPEED
ENGINE TYPE
Condition
Ignition switch turned ON and temperature selector
at maximum cool position
Ignition switch turned ON
Ignition switch turned ON
Ignition switch turned ON
Reference value depends on the situation
Ignition switch turned ON and air flow selector at
AUTO position
Ignition switch turned ON and blower speed selector
at AUTO position
Ignition switch turned ON and blower speed selector
at High
Ignition switch turned ON and blower speed selector
at Low
Ignition switch turned ON and temperature selector
at maximum cool position
Ignition switch turned ON and temperature selector
at maximum hot position
Ignition switch turned ON and air flow selector at
DEF position
Ignition switch turned ON and air flow selector at
VENT position
A/C switch turned ON, blower speed selector at other
than OFF position with engine running
A/C switch turned OFF with engine running
Ignition switch turned ON, blower speed selector at
other than OFF position
Ignition switch turned ON, blower speed selector at
OFF position
Ignition switch turned ON and air intake selector at
fresh air (FRE) position
Ignition switch turned ON and air intake selector at
recirculation air (REC) position
Ignition switch turned ON, air flow selector and
blower speed selector at AUTO position
A/C ON (A/C is operating) with engine running at
ambient temperature 30 °C (86 °F)
A/C OFF (A/C is not operating) with engine running
at ambient temperature 30 °C (86 °F) and engine
coolant temperature 90 °C (194 °F) – 100 °C (212
°F)
A/C switch turned ON, blower speed selector at other
than OFF position with engine running
A/C switch turned OFF with engine running
At stop with ignition switch turned ON
Ignition switch turned ON
Normal Condition / Reference
Value
MAX Cool (Selected position of
temperature selector is displayed)
In-car temperature is displayed
Outside air temperature is displayed
Evaporator temperature is displayed
Engine coolant temperature is
displayed
0 W/m
2
– 1988 W/m
AUTO (Selected position of air flow
selector is displayed)
AUTO (Selected position of blower
speed selector is displayed)
Approx. 12.0 V
Approx. 4.0 V
Approx. 0.5 V
Approx. 4.5 V
Approx. 4.5 V
Approx. 0.5 V
ON
OFF
ON
OFF
FRE
REC
AUTO
1130 – 1560 kPa (For details, refer to
pressure of high pressure gauge
under "A/C System Performance
Inspection: Manual Type")
600 – 1000 kPa after longer than 10
minute for A/C switch turned off
ON
OFF
0 km/h (0 mph)
Engine type is displayed.
S7RW0A7224008
2

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