Hyundai Elantra: Heating, Ventilation and Air Conditioning / General Information

Hyundai Elantra AD (2016-2020) Service Manual / Heating, Ventilation and Air Conditioning / General Information

Specifications

Specification

Air Conditioner

Item		Specification
Compressor	Type	6VSe14
	Oil type & Capacity	FD46XG (IDEMITSU) 110 ± 10 g (3.88 ± 0.35 oz.)
	Pulley type	6PK-TYPE
	Displacement	142 cc/rev
Expansion valve	Type	Block type
Refrigerant	Type	R-134a
Refrigerant	Capacity	500 ± 25 g (17.6 ± 0.88 oz.)

Blower Unit

Item		Specification
Fresh and recirculation	Operating method	Actuator
Blower	Type	Sirocco pan
	Speed step	Auto + 8 speed (Automatic), 1 ~ 4 speed (Manual)
	Speed control	Power mosfet (Automatic), Resistor (Manual)
Air filter	Type	Particle filter

Heater and Evaporator Unit

Item			Specification
Heater	Type		Fin & Tube type
	Type		Tube - Fin 1Way
	Mode operating method		Actuator
	Temperature operating method		Actuator
Evaporator	Temperature control type		Evaporator temperature sensor
	Blower singular		A/C Output OFF Temperature	A/C Output ON Temperature
	Manual control	1 ~ 2 speed	1.5°C (34.7°F)	3.0°C (37.4°F)
		3 ~ 4 speed	0.6°C (33.1°F)	2.1°C (35.8°F)
	Dual control	1 ~ 4 speed	1.5°C (34.7°F)	3.0°C (37.4°F)
		5 ~ 6 speed	1.0°C (33.8°F)	2.5°C (36.5°F)
		7 ~ 8 speed	0.6°C (33.1°F)	2.1°C (35.8°F)
Manufacturer	HVCC (Halla Visteon Climate Control)

Tightening Torques

Items	N.m	kgf.m	lb-ft
Compressor	20.0 ~ 32.95	2.04 ~ 3.36	14.75 ~ 24.30
Condenser - Discharge hose	8.8 ~ 13.7	0.9 ~ 1.4	6.5 ~ 10.1
Condenser - Liquid tube	8.8 ~ 13.7	0.9 ~ 1.4	6.5 ~ 10.1
Compressor - Discharge hose	21.6 ~ 32.4	2.2 ~ 3.3	15.9 ~ 23.9
Compressor - Suction hose	21.6 ~ 32.4	2.2 ~ 3.3	15.9 ~ 23.9
Expansion valve - Evaporator	7.8 ~ 11.8	0.8 ~ 1.2	5.8 ~ 8.7

Troubleshooting

Problem Symptoms Table

Before replacing or repairing air conditioning components, first determine if the malfunction is due to the refrigerant charge, air flow or compressor.

Use the table below to help you find the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these parts.

After correcting the malfunction, check the complete system to ensure that performance is satisfactory.

Standard:

Symptom	Suspected Area
No blower operation	Blower fuse
	Blower relay
	Blower motor
	Power mosfet
	Blower speed control switch
	Wire harness
No air temperature control	Engine coolant capacity
No air temperature control	Heater control assembly
No compressor operation	Refrigerant capacity
	A/C fuse
	Compressor
	A/C pressure transducer
	A/C switch
	Evaporator temperature sensor
	Wire harness
Vented air not cold	Refrigerant capacity
	Refrigerant pressure
	Drive belt
	Compressor
	A/C pressure transducer
	Evaporator temperature sensor
	A/C switch
	Heater control assembly
	Wire harness
Insufficient cooling	Refrigerant capacity
	Drive belt
	Compressor
	Condenser
	Expansion valve
	Evaporator
	Refrigerant lines
	A/C pressure transducer
	Heater control assembly
No engine idle-up when A/C switch ON	Engine ECM
No engine idle-up when A/C switch ON	Wire harness
No air inlet control	Heater control assembly
No mode control	Heater control assembly
No mode control	Mode actuator
No cooling fan operation	Cooling fan fuse
	Fan motor
	Engine ECM
	Wire harness

Special Service Tools

Tool (Number and name)	Illustration	Use
09977-3R000 Disc & hub assembly bolt remover		Removal and installation of disc & hub assembly.

Heating, Ventilation and Air Conditioning

...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Components and Components Location
Components 1. Crash pad assembly2. Crash pad lower panel3. Crash pad side cover [LH]4. Crash pad side cover [RH] ...

Hyundai Elantra AD (2016-2020) Service Manual: Components and Components Location
Component Location 1. Windshield wiper arm & blade2. Wiper & washer switch3. Windshield washer hose & nolzzle4. Washer motor & linkage assembly5. Washer motor6. Washer reservoir7. Wiper/Washer relay (Built - in PCB block)8. Washer fluid level sensor ...