Hyundai Elantra: Air Conditioning System / Evaporator Temperature Sensor Description and Operation

Hyundai Elantra AD (2016-2020) Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / Evaporator Temperature Sensor Description and Operation

Description

The 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). Electrical resistivity of NTC will increase with decreasing temperature and decrease with increasing temperature.

A/C Pressure Transducer Repair procedures

Inspection 1. Measure the pressure of high pressure line by measuring voltage output between terminal “1” and “2”. 2. Inspect the voltage value whether it is sufficient to be regular v ...

Evaporator Temperature Sensor Repair procedures

Inspection 1. Turn the ignition switch OFF. 2. Disconnect the evaporator temperature sensor connector. 3. Measure the resistance between terminal "+" and "-" of the evaporator temperature ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Heated Oxygen Sensor (HO2S) Repair procedures
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the HO2S connector. 3. Measure resistance between the HO2S terminals 2 and 5 [B1/S1]. Measure resistance between the HO2S terminals 3 and 4 [B1/S2]. 4. Check that the resistance is within the specification. Specification : ...

Hyundai Elantra AD (2016-2020) Service Manual: Fuel Sensor Repair procedures
Removal 1. Remove the fuel pump. (Refer to Fuel Delivery System - "Fuel Pump") 2. Disconnect the fuel sender connector (A). 3. Remove the fuel sender (A) in the direction of an arrow. Installation 1. Installation is reverse of removal. ...