Hyundai Venue (QX): Heating, Ventilation and Air Conditioning / Troubleshooting

Hyundai Venue (QX) (2020-2026) Service Manual / Heating, Ventilation and Air Conditioning / Troubleshooting

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
 1. Blower fuse
2. Blower relay
3. Blower motor
4. Power mosfet
5. Blower speed control switch
6. Wire harness
No air temperature control
 1. Engine coolant capacity
2. Heater control assembly
No compressor operation
 1. Refrigerant capacity
2. A/C fuse
3. Compressor
4. A/C pressure transducer
5. A/C switch
6. Evaporator temperature sensor
7. Wire harness
Vented air not cold
 1. Refrigerant capacity
2. Refrigerant pressure
3. Drive belt
4. Compressor
5. A/C pressure transducer
6. Evaporator temperature sensor
7. A/C switch
8. Heater control assembly
9. Wire harness
Insufficient cooling
 1. Refrigerant capacity
2. Drive belt
3. Compressor
4. Condenser
5. Expansion valve
6. Evaporator
7. Refrigerant lines
8. A/C pressure transducer
9. Heater control assembly
No engine idle-up when A/C switch ON
 1. Engine ECM
2. Wire harness
No air inlet control
 1. Heater control assembly
No mode control
 1. Heater control assembly
2. Mode actuator
No cooling fan operation
 1. Cooling fan fuse
2. Fan motor
3. Engine ECM
4. Wire harness

    Specification Air Conditioner item Specification Compressor Type DVE12N Oil type & Capacity PAG 30 120 ± 10cc (4.

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

    Other information:

    Hyundai Venue (QX) (2020-2026) Service Manual: Evaporator Temperature Sensor. Description and operation

    Hyundai Venue (QX) (2020-2026) Service Manual: Description and operation

    Description Rear Corner Radar is a system that measures the relative speed and distance from the following vehicles by using two electromagnetic wave radar sensors attached to the rear bumper, and detects any vehicle within the blind spot zone and gives off alarm.

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