Hyundai Santa Fe (2006 year). Manual - part 62
ATA -6
AUTOMATIC TRANSAXLE (A5HF1)
2.
Variable Line Pressure Control
• Description
-
Form the most suitable line pressure accord-
ing to the vehicle driving condition
• Special Features
-
VFS (Variable Force Solenoid) valve (For
varying line pressure)
-
Reducing
valve
added(Stabilize
control
pressure in shiftings)
• Effects
-
Improved power transmission efficiency and
fuel consumption
Regulator valve
Pump
Pump
[Unnecessary high pressure]
Line pressure (bar)
Gear
1
2
10.5
8.5
3
4
5
Line pressure
Line pressure
Line pressure (bar)
Solenoid valve
Regulator valve
Controlled
pressure
[Optimum pressure]
TPS
3.2
10.5
EKBF002B
3.
Gear durability improvement and less-noisy gear de-
velopment
• Description
-
Optimal gear transmission ratio design from
analyzing gears
• Special Features
-
Apply High-strength gear material
-
Gear teeth width increased
-
Planetary gear (3 pinions → 4 pinions)
-
Less-noisy gear development
• Effects
-
Durability improvement
-
Reduction of noise level
4.
Case/Housing intensity reinforced
• Description
-
Case/Housing intensity reinforced
• Special Features
-
Converter housing intensity reinforced(Ribs
added and thickness increased)
-
Most suitable stiff reinforcement through an-
alyzing
• Effects
-
Intensity increased and banding vibration
decreased
-
NVH Performance improvement
5.
New frictional material
• Description
-
Apply new frictional material for capacity and
durability improvement
• Special Features
-
SSP (Single Sided Plate) applied only on
overdrive clutch and 2nd brake
-
Apply the next generation frictional mate-
rial(BWA 6100/D 0880-88)
• Effects