Hyundai Elantra: Air Conditioning System / A/C Pressure Transducer Description and Operation

Hyundai Elantra AD (2016-2020) Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / A/C Pressure Transducer Description and Operation

Description

The A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed. Engine ECU stops the operation of the compressor when the temperature of refrigerant line is very high or very low irregularly to optimize air conditioning system.

Receiver-Drier Repair procedures

Replacement 1. Remove the condenser. 2. Remove the cap (A) on the bottom of the condenser with a L wrench. Tightening torque : 9.81 ~ 14.71 N.m (1.0 ~ 1.5 kgf.m, 7.2 ~ 10.8 lb-ft) ...

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 ...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Before Driving
Before Entering the Vehicle Be sure all windows, outside mirror( s), and outside lights are clean and unobstructed. Remove frost, snow, or ice. Visually check the tires for uneven wear and damage. Check under the vehicle for any sign of leaks. Be sure there are no obstacles behind you ...

Hyundai Elantra AD (2016-2020) Service Manual: Fuel Pump Repair procedures
Removal 1. Release the residual pressure in fuel line. (Refer to Fuel Delivery System - "Release Residual Pressure in Fuel Line") 2. Remove the rear seat. (Refer to Body - "Rear Seat Assembly") 3. Remove the fuel pump service cover (A). 4. Disconnect the fuel pump connector (A) a ...