Hyundai Equus Manuals

Hyundai Azera: Troubleshooting - General Information - Heating,Ventilation, Air Conditioning - Hyundai Azera 2011-2023 Service ManualHyundai Azera: 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
Suspect 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 level
2. Heater control assembly
3. Air temperature control actuator
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
No cold air coming out
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
2. Intake actuator
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

Special Service Tools
Special Service Tools Tool (Number and name)IllustrationUse09977-29000Disc & hub assembly bolt removerRemoval and installation of limiter assembly. ...

Air Conditioning System
...

See also:

Input Speed Sensor Schematic Diagrams
Circuit Diagram ...

Telematics Unit (TMU) Repair procedures
Removal AVN Head Unit     Х Take care not to scratch the center fascia panel and related parts. Х Eject all the disc before removing the AVN head unit to prevent damagin ...

General Information
Warning And Caution Labels 1. Radiator cap caution2. Fan caution3. Battery caution Battery Caution Label Warning / Caution Label (Cont'd) A.Keep lighted cigarettes and all other flames or sp ...

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Hyundai Azera Manuals


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