Hyundai Ioniq: Lubrication System / Oil Pressure Switch. Repair procedures

Hyundai Ioniq (AE) 2017-2025 Service Manual / Engine Mechanical System / Lubrication System / Oil Pressure Switch. Repair procedures

Removal and Installation

1.	Disconnect the battery negative terminal.

2.	Remove the engine room under cover. (Refer to Engine and Transaxle Assembly - "Engine Room Under Cover")

3.	Disconnect the oil pressure switch connector (A).

Remove the oil pressure switch (A).

Tightening torque :

9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

Install in the reverse order of removal.

•	When installing the oil pressure switch, apply seal lock to the thread.

Seal lock : THREEBOND 2403

Thickness : 0.2 - 0.4 mm (0.008 - 0.016 in.)

Inspection

1.	Check the continuity between the terminal and the body with an ohmmeter. If there is no continuity, replace the oil pressure switch.

2.	Check the continuity between the terminal and the body when the fine wire is pushed. If there is continuity even when the fine wire is pushed, replace the switch.

3.	If there is no continuity when a 50 kPa (0.50 kgf/cm², 7.25 psi) is applied through the oil hole, the switch is operaing properly. Check for air leakage. If air leaks, the diaphragm is broken. Replace it.

Oil Pump. Repair procedures

Removal and installation1.Remove the timing chain cover.(Refer to Timing System - "Timing Chain Cover")2.Remove the oil pump cover (A). Tightening torque : Screws :5...

Oil Pan. Components and components location

C..

Other information:

Hyundai Ioniq (AE) 2017-2025 Service Manual: Description and operation

DescriptionBurglar Alarm State [B/A State] B/A State Description DISARM1) In "DISARM" state, no vehicle start inhibition. So, when door, hood, or Tailgate is opened, there is no alarm sound and flashing...

Hyundai Ioniq (AE) 2017-2025 Service Manual: Emergency Signal System. Description and operation

DescriptionIntroduction of Quick Brake Warning System (ESS)In case of quick brake by driver, the brake lamp or turn signal is blinked to warn against the vehicle at rear. 1.Basic function (Blinking the brake lamp/emergency lamp) – Operation condition: In case of quick brake or operation of ABS above in a certain speed– Releasing condition: In case of stopping the quick brake or releasing the ABS operation2...