Hyundai Palisade: Automatic Transaxle System (A8LF1) / Specifications

Hyundai Palisade (LX2) 2020-2024 Service Manual / Automatic Transaxle System (A8LF1) / Specifications

Specifications
Item
Specifications
Engine type
Gasoline 3.8GDI
Automatic transaxle type
A8LF1
Clutch type
Torque converter
Drive system
2WD/4WD
Gear ratio
1st
4.808
2nd
2.901
3rd
1.864
4th
1.424
5th
1.219
6th
1.000
7th
0.799
8th
0.648
Reverse
3.425
Final gear ratio
3.510(2WD)/3.648(4WD)
Elements
Solenoid valve
Direct control VFS
5ea
Indirect control VFS
2ea
ON/OFF
1ea
Clutch & Brake
Clutch
4ea
Brake
2ea
Planetary gear
3ea
Oil filter
1ea
ATF
ATF Grade
Recommended
Allowed
ATF SP-IV or ATF SP4M-1
SK ATF SP-IV or SP4M-1
MICHANG ATF SP-IV or SP4M-1
NOCA ATF SP-IV or SP4M-1
Hyundai Genuine ATF SP-IV or SP4M-1
ATF quantity
About 7.0 L (1.85 U.S gal., 7.40 U.S.qt., 6.16 Imp.qt.)

※ VFS : Variable Force Solenoid
Sensors
Speed Sensor (Input shaft, Middle, Output shaft)
▷ Type : Hall Effect Sensor
▷ Specifications
Items
Specifications
Operation condition(°C)°F
(-40 to 150) -40 to 302
Output voltage(V)
High
1.18 - 1.68
Low
0.59 - 0.84

Oil Temperature Sensor
▷ Type : Negative Thermal Coefficient (NTC)
▷ Specifications
Temp.[(°C)°F]
Resistance (kΩ)
(-40) -40
48.1
(-20) -20
15.6
(0) 32
5.88
(20) 68
2.51
(40) 104
1.120
(60) 140
0.612
(80) 176
0.329
(100) 212
0.186
(120) 248
0.109
(140) 284
0.067
(150) 302
0.053

Position Sensor
▷ Specifications
Items
Specifications
Output type
Non-Contact type (2 channels, PWM signal output)
Input power (V)
4.5 - 5.5

Solenoid Valves
▷ Specifications
Items
Specifications
Direct control VFS
Normally Low : 28/B, 46/C, 37R/C
Normally High : UD/C, OD/C&LR/B
Control current (mA)
0 - 1100
Control pressure
[kpa (kgf/cm, psi)
0 - 1,569.06
(0 - 16, 0 - 227.57)
Internal resistance (Ω)
5.3 ± 0.3
Indirect control VFS
Normally Low : T/CON
Normally High : LINE
Control current (mA)
0 - 850
Control pressure
[kpa (kgf/cm, psi)]
0 - 519.75
(0 - 5.3, 0 - 75.38)
Internal resistance (Ω)
5.1 ± 0.3
ON / OFF
SS - A
Control voltage (V)
9 - 16
Control pressure
[kpa (kgf/cm, psi)]
0 - 490.33
(0 - 5.0, 0 - 71.12)
Internal resistance (Ω)
10 - 11

Solenoid Valve & Clutch/Brake Operation Table

Solenoid Valve
Clutch
Brake
ON/OFF
VFS
Direct
Indirect
SS-A
28/B_VFS
46/C_VFS
37R/C_VFS
UD/C_VFS
OD/C & LR/B_VFS
T/CON_VFS
LINE_VFS
46/C
37R/C
UD/C
OD/C
28/B
LR/B
P














R














N














1














2














3














4














5














6














7














8














Remarks
● : Connected
◎ : Variable connected
●: In operation

Tightening Torques
Item
Tightening Torques
N.m
 kgf.m
lb-ft
Postion sensor mounting nut
9.8 - 11.8
1.0 - 1.2
7.2 - 8.7
Electronic shift actuator mounting bolt
20.6 - 26.5
2.1 - 2.7
15.2 - 19.5
Transaxle support bracket mounting bolt
58.9 - 78.5
6.0 - 8.0
43.4 - 57.8
Transaxle mounting bracket bolt
107.9 - 127.5
11.0 - 13.0
79.6 - 94.0
Roll rod support bracket mounting bolt
49.0 - 68.6
5.0 - 7.0
36.2 - 50.6
Starter mounting bolt
49.0 - 63.7
5.0 - 6.5
36.2 - 47.0
Transaxle upper mounting bolt
63.7 - 83.4
6.5 - 8.5
47.0 - 61.5
32.4 - 49.0
3.3 - 5.0
23.9 - 36.2
Transaxle lower mounting bolt
39.2 - 46.1
4.0 - 4.7
28.9 - 33.9
78.5 - 98.1
8.0 - 10.0
57.9 - 72.3
ATF filler plug (eyebolt)
4.9 - 5.9
0.5 - 0.6
3.6 - 4.3
ATF drain plug
33.3 - 43.1
3.4 - 4.4
24.6 - 31.8
Transaxle control module mounting nut
9.8 - 11.8
1.0 - 1.2
7.2 - 8.7
Valve body cover mounting bolt
11.8 - 13.7
1.2 - 1.4
8.7 - 10.1
Main harness mounting bolt
9.8 - 11.8
1.0 - 1.2
7.2 - 8.7
Main connector fixing clip mounting bolt
9.8 - 11.8
1.0 - 1.2
7.2 - 8.7
Oil temperature sensor mounting bolt
9.8 - 11.8
1.0 - 1.2
7.2 - 8.7
Speed sensor mounting bolt
9.8 - 11.8
1.0 - 1.2
7.2 - 8.7

    Automatic Transaxle System (A8LF1)

    ..

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