Hyundai Palisade (LX2): Automatic Transaxle System (A8LF1) / Specifications
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Item |
Specifications |
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Engine type |
Gasoline 3.8GDI |
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Automatic transaxle type |
A8LF1 |
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Clutch type |
Torque converter |
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Drive system |
2WD/4WD |
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Gear ratio |
1st |
4.808 |
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2nd |
2.901 |
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3rd |
1.864 |
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4th |
1.424 |
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5th |
1.219 |
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6th |
1.000 |
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7th |
0.799 |
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8th |
0.648 |
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Reverse |
3.425 |
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Final gear ratio |
3.510(2WD)/3.648(4WD) |
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Elements |
Solenoid valve |
Direct control VFS |
5ea |
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Indirect control VFS |
2ea |
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ON/OFF |
1ea |
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Clutch & Brake |
Clutch |
4ea |
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Brake |
2ea |
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Planetary gear |
3ea |
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Oil filter |
1ea |
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ATF |
ATF Grade |
Recommended |
Allowed |
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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 |
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ATF quantity |
About 7.0 L (1.85 U.S gal., 7.40 U.S.qt., 6.16 Imp.qt.) |
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※ VFS : Variable Force Solenoid
Sensors
Speed Sensor (Input shaft, Middle, Output shaft)
▷ Type : Hall Effect Sensor
▷ Specifications
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Items |
Specifications |
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Operation condition(°C)°F |
(-40 to 150) -40 to 302 |
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Output voltage(V) |
High |
1.18 - 1.68 |
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Low |
0.59 - 0.84 |
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Oil Temperature Sensor
▷ Type : Negative Thermal Coefficient (NTC)
▷ Specifications
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Temp.[(°C)°F] |
Resistance (kΩ) |
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(-40) -40 |
48.1 |
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(-20) -20 |
15.6 |
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(0) 32 |
5.88 |
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(20) 68 |
2.51 |
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(40) 104 |
1.120 |
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(60) 140 |
0.612 |
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(80) 176 |
0.329 |
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(100) 212 |
0.186 |
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(120) 248 |
0.109 |
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(140) 284 |
0.067 |
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(150) 302 |
0.053 |
Position Sensor
▷ Specifications
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Items |
Specifications |
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Output type |
Non-Contact type (2 channels, PWM signal output) |
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Input power (V) |
4.5 - 5.5 |
Solenoid Valves
▷ Specifications
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Items |
Specifications |
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Direct control VFS |
Normally Low : 28/B, 46/C, 37R/C Normally High : UD/C, OD/C&LR/B |
Control current (mA) |
0 - 1100 |
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Control pressure [kpa (kgf/cm, psi) |
0 - 1,569.06 (0 - 16, 0 - 227.57) |
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Internal resistance (Ω) |
5.3 ± 0.3 |
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Indirect control VFS |
Normally Low : T/CON Normally High : LINE |
Control current (mA) |
0 - 850 |
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Control pressure [kpa (kgf/cm, psi)] |
0 - 519.75 (0 - 5.3, 0 - 75.38) |
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Internal resistance (Ω) |
5.1 ± 0.3 |
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ON / OFF |
SS - A |
Control voltage (V) |
9 - 16 |
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Control pressure [kpa (kgf/cm, psi)] |
0 - 490.33 (0 - 5.0, 0 - 71.12) |
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Internal resistance (Ω) |
10 - 11 |
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Solenoid Valve & Clutch/Brake Operation Table
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Solenoid Valve |
Clutch |
Brake |
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ON/OFF |
VFS |
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Direct |
Indirect |
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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 |
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P |
● |
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● |
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◎ |
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● |
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R |
● |
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● |
● |
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◎ |
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● |
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● |
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N |
● |
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● |
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◎ |
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● |
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1 |
● |
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◎ |
◎ |
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● |
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● |
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2 |
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● |
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● |
◎ |
◎ |
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● |
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● |
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3 |
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● |
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● |
◎ |
◎ |
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● |
● |
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4 |
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● |
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● |
◎ |
◎ |
● |
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● |
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5 |
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◎ |
◎ |
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● |
● |
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6 |
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● |
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● |
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◎ |
◎ |
● |
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● |
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7 |
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● |
● |
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◎ |
◎ |
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● |
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● |
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8 |
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● |
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● |
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◎ |
◎ |
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● |
● |
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Remarks |
● : Connected ◎ : Variable connected |
●: In operation |
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Tightening Torques
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Item |
Tightening Torques |
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N.m |
kgf.m
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lb-ft |
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Postion sensor mounting nut |
9.8 - 11.8 |
1.0 - 1.2 |
7.2 - 8.7 |
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Electronic shift actuator mounting bolt |
20.6 - 26.5 |
2.1 - 2.7 |
15.2 - 19.5 |
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Transaxle support bracket mounting bolt |
58.9 - 78.5 |
6.0 - 8.0 |
43.4 - 57.8 |
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Transaxle mounting bracket bolt |
107.9 - 127.5 |
11.0 - 13.0 |
79.6 - 94.0 |
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Roll rod support bracket mounting bolt |
49.0 - 68.6 |
5.0 - 7.0 |
36.2 - 50.6 |
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Starter mounting bolt |
49.0 - 63.7 |
5.0 - 6.5 |
36.2 - 47.0 |
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Transaxle upper mounting bolt |
63.7 - 83.4 |
6.5 - 8.5 |
47.0 - 61.5 |
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32.4 - 49.0 |
3.3 - 5.0 |
23.9 - 36.2 |
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Transaxle lower mounting bolt |
39.2 - 46.1 |
4.0 - 4.7 |
28.9 - 33.9 |
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78.5 - 98.1 |
8.0 - 10.0 |
57.9 - 72.3 |
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ATF filler plug (eyebolt) |
4.9 - 5.9 |
0.5 - 0.6 |
3.6 - 4.3 |
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ATF drain plug |
33.3 - 43.1 |
3.4 - 4.4 |
24.6 - 31.8 |
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Transaxle control module mounting nut |
9.8 - 11.8 |
1.0 - 1.2 |
7.2 - 8.7 |
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Valve body cover mounting bolt |
11.8 - 13.7 |
1.2 - 1.4 |
8.7 - 10.1 |
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Main harness mounting bolt |
9.8 - 11.8 |
1.0 - 1.2 |
7.2 - 8.7 |
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Main connector fixing clip mounting bolt |
9.8 - 11.8 |
1.0 - 1.2 |
7.2 - 8.7 |
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Oil temperature sensor mounting bolt |
9.8 - 11.8 |
1.0 - 1.2 |
7.2 - 8.7 |
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Speed sensor mounting bolt |
9.8 - 11.8 |
1.0 - 1.2 |
7.2 - 8.7 |
Special Service Tools Tool Name / Number Illustration Description 09200-3N000 Engine support fixture (Beam) Removal and installation of the transaxle.
Other information:
Hyundai Palisade (LX2) 2020-2025 Service Manual: Mode Control Actuator
Description and operation Description The mode control actuator is located at the heater unit. It adjusts the position of the mode door by operating the mode control actuator based on the signal of the A/C control unit. Pressing the mode select switch makes the mode control actuator shift in order of Vent → Bi-Level →
Hyundai Palisade (LX2) 2020-2025 Service Manual: Rear Heater Core
Repair procedures Replacement 1. Remove the rear heater & A/C unit. (Refer to Rear Heater - "Rear Heater Unit") 2. Loosen the mounting screws and remove the rear heater core cover (A).
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