Hyundai Equus Manuals

Hyundai Azera: Troubleshooting - General Information - Heating,Ventilation, Air Conditioning - Hyundai Azera 2011-2024 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:

Calling by Dialing a Number
Press the key Select [Dial Number] 1) Dial Pad : Used to enter phone number 2) Call : If a number has been entered, calls the number If no number has been entered, switches to call history scre ...

Engine
...

Brake discs, pads, calipers and rotors
Check the pads for excessive wear, discs for run out and wear, and calipers for fluid leakage. ...

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