Hyundai Equus Manuals

Hyundai Azera: Troubleshooting - General Information - Heating,Ventilation, Air Conditioning - Hyundai Azera 2011-2025 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:

Intake Actuator Description and Operation
Description 1. The intake actuator is located at the blower unit. 2. It regulates the intake door by signal from control unit. 3. Pressing the intake selection switch will shift between re ...

Fuel filter
A clogged filter can limit the speed at which the vehicle may be driven, damage the emission system and cause multiple issues such as hard starting. If an excessive amount of foreign matter accumula ...

Interior light bulb replacement
Glove box lamp and luggage room lamp 1. Using a flat-blade screwdriver, gently pry the lens from the interior light housing. 2. Remove the bulb by pulling it straight out. 3. Install a new bulb ...

Categories

Hyundai Azera Manuals


© 2011-2025 Copyright www.hgmanual.com