Hyundai Tucson: Hydraulic System / Electronic Oil Pump (EOP)
1.Turn ignition switch OFF and disconnect the battery negative (-) terminal
2.Remove the engine room under cover.(Refer to Engine Mechanical System - "Engine Room Under Cover")
3.Disconnect the electronic oil pump connector (A).
4.Remove the electronic oil pump (A) after removing the bolts.
Tightenning torque :20.6 - 26.5 N.m (2.1 - 2.7 kgf.m, 15.2 - 19.5 lb-ft)
1.Install in the reverse order of removal.
• The existing O-rings (A), (B) must be replaced with a new one. (Do not reuse it.)
• After installing, check for leakage of coolant or fluid from hose connection during engine start.
2.Check the ATF level after refilling the automatic transaxle with fluid.(Refer to Automatic Transaxle System - "Automatic Transaxle Fluid (ATF)")
Description and Operation
- Description
• The hydraulic system consists of a valve body, an oil filter and an oil pump.
• The oil pump is powered by the engine. ATF passes through the oil filter and gets distributed ...
Valve Body
- Description
• The valve body is essential to automatic transaxle control and
consists of various valves used to control the oil feed from the oil
pump. Specifically, these valves consist o ...
Other information:
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Driver Attention Warning
Malfunction and Limitations
Driver Attention Warning
malfunction
When Driver Attention Warning is not
working properly, the "Check Driver
Attention Warning (DAW) system"
warning message may appear, and the
() warning light may illuminate on
the instrument cluster. Have the vehicle
inspected by an authorized HY ...
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: When User Changes Smartphone
or Deletes Digital Key
Application
Setting digital key after smartphone
change or reset
If you have changed or reset your
smartphone, the previously registered
digital key may not be used. To set up the
digital key again:
1. Install the Hyundai Digital Key app
and log in.
2. If you are the owner, try the digital key
sa ...
