Hyundai 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.
...
See also:
Input Speed Sensor Schematic Diagrams
Circuit Diagram
...
Telematics Unit (TMU) Repair procedures
Removal
AVN Head Unit
•
Take care not to scratch the center fascia panel and related parts.
•
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 ...
Categories
Hyundai Azera Manuals
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