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7. TIRE INFLATION PROCEDURE FOR VEHICLE WITH TPMS
1) Overview
For the vehicle with TPMS, the tire should be inflated in a method different from the conventional method
since the tire pressure values displayed on the tire pressure gauge and instrument cluster are different
after inflation.
The tire pressure displayed on the instrument cluster should be checked after a certain time delay
(wireless transmission time for wheel module).
The displayed value can be changed after driving even if it was set to the specified value.
2) Tire Inflation Procedure
Park the vehicle on a flat ground and let everyone get off the vehicle. A.
This symptom is occurred as the inflation pressure displayed on the instrument cluster becomes
different by tires as different load is applied to each tire due to driving condition, number of
occupants, irregular temperature change in tire and load condition.
If there is another vehicle equipped with the TPMS, keep the distance from this vehicle for at
least 5 mm to prevent interference of wheel module transmission.
Unload cargoes if they are usually not loaded during driving.
The instrument cluster does not display every pressure change while the air is injected or
discharged to/from the tire. This is because the wheel module sends the pressure value to the
TPMS ECU every minute.
In addition, if there are other vehicles with the TPMS nearby, it might take several minutes to
display the pressure values due to radio jamming and weather condition. -
-
-
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4190-00
Tire inflation procedure
Check tire pressure on instrument cluster
DOT LCD display
Normal tire pressure Improper tire pressure
Tire inflation & judgment B.
Fill the tire pressure (air) according to the tire inflation procedure. -
Fill specified tire pressure
(32 psi)
Drive vehicle at 20 km/h or higher
for less than 10 min.
If checking for the tire
shows it is normal, carry
out the work again
according to the tire
inflation procedure.
Finish
Not OK
OK
Supervision type
Standard type
Page 1187 of 1336
Cautions for TPMS tire inflation
If the tire pressure is 10 psi lower than
the specification (32 psi), replace the
valve insert on the wheel module valve
body with a new one and inject air into
the tire. -
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4190-00
8. CIRCUIT DIAGRAM
Page 1189 of 1336
6810-00
1. SPECIFICATIONS
Unit Item Specification
Heater
200 x 168.5 x 23.5
Capacity (kcal/h) 4,800
Evaporator
254.8 x 196.7 x 60
Capacity (kcal/h) 4,700
Blower motor Supply power (W) 240 + 10% Max (at 12 V)
Fan speed (rpm)
PTC Supply power 1 kW
Condenser
588 x 455 x 16 (2,625)
Capacity (kcal/h) 12,000
Capacity of receiver drier 250 cc
Compressor Volume 170 cc/rev
Diameter of pulley
Max. continuous speed 8,000 rpm
Voltage DC 12 V
Current consumption 2.2 A
Heater & A/C
control assembly
(FATC)Rated voltage DC 13.5 V
Operating voltage DC 9 V to 16 V
Operating temperature
Max. current consumption 2.5 A
Dark current 1.1 mA
Button switch Type Push type (self-return)
Operating force
Temperature & air
distribution switchType Dial type
Rotation angle
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Item Component Specification
Heater & A/C
control assembly
(MTC)Rated voltage DC 13.5 V
Operating voltage DC 9 V to 16 V
Operating temperature
Max. current consumption 2.5 A
Dark current 1.1 mA
Button switch Type Push type (self-return)
Operating force
Temperature switch Type Dial type
Rotation angle
Fan speed switch Type Dial type
Rotation angle
Refrigerant Type R134a
Volume
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6810-00
Heater & A/C control assembly
Heater and A/C control assembly design and switch arrangement changed
- Digital display (LCD display) with FATC used
- Push button type switch used (self-return type)
2. MAJOR CHANGES
Change of air conditioner pipe
With MTC
With FATC
With MTC
With FATC
Changes in heater and control assembly
Liquid and suction pipe
Liquid and suction pipe route changed due to change of headlamp mounting bracket
Page 1192 of 1336
1. OVERVIEW
The climate system in the vehicle is an air regulating system which keeps the indoor air pleasant through
the heating, ventilation and air conditioning systems. The air conditioning systems fall in to two
categories; FATC (Full Automatic Temperature Control), which is a temperature control device which
receives signals from various sensors (ambient temperature sensor, water temperature sensor, sun-
load sensor, AMP sensor) and control switches to control the blower motor and all kinds of actuator
(mode door actuator, mix door actuator, air source door actuator) through MICOM in the FATC,
therefore, the interior temperature of the vehicle is kept to the temperature which is set by a driver and
MTC (Manual Temperature Control), which controls all the actuator and blower motor by the driver.