Hyundai Elantra Owners and Service Manuals

Hyundai Elantra: 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
Blower fuse
Blower relay
Blower motor
Power mosfet
Blower speed control switch
Wire harness
No air temperature control
Engine coolant capacity
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
Wire harness
No air inlet control
Heater control assembly
No mode control
Heater control assembly
Mode actuator
No cooling fan operation
Cooling fan fuse
Fan motor
Engine ECM
Wire harness

    Heating, Ventilation and Air Conditioning

    ..

    Specifications

    SpecificationAir Conditioner Item Specification CompressorTypeGamma 1.6 MPI, Gasoline 2.0 NU MPI, Gasoline 1...

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    Categories

    Rear center seat belt

    When using the rear center seat belt, the buckle with the “CENTER” mark must be used.

    WARNING

    Make sure that the seatback is locked in place when using the rear center seat belt.

    If not, the seatback may move when there is a sudden stop or collision, which could result in serious injury.

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