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
Valve BodyHyundai Tucson (NX4) 2022-2026 Owner's Manual: Interior Care
Interior general precautions
Prevent caustic solutions such as
perfume and cosmetic oil, from
contacting the interior parts because
they may cause damage or discoloration.
If they do contact the interior parts,
wipe them off immediately. Refer to the
instructions for the proper way to c ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Evaporator Core
- Replacement
1.Disconnect the negative (-) battery terminal.
2.Remove the heater core.(Refer to Heater - "Heater Core")
3.Loosen the mounting screws and remove the evaporator core cover (A).
4.Remove the evaporator core (A) from the heater unit.
5.Remove the evaporator temperature sens ...