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

Hyundai Ioniq (AE) 2017-2022 Service & Repair 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).

4.
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)

5.
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.

    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.

    Components1. Oil pan2. Oil screen3. Gasket4. Drain plug5. Drain plug gasket

    Other information:

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Evaporator Temperature Sensor. Description and operation

    DescriptionThe evaporator temperature sensor will detect the evaporator core temperature and interrupt compressor relay power in order to prevent evaporator from freezing by excessive cooling. The evaporator temperature sensor has the Negative Temperature Coefficient (NTC).

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Components and components location

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