Hyundai Genesis: General Information / 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 | 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 capacity |
| 2. Heater control assembly | |
| 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 | |
| Vented air not cold | 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 is ON | 1. Engine ECM |
| 2. Wire harness | |
| No air inlet control | 1. Heater control assembly |
| 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 |
Specifications
Specification
Air Conditioner
ItemSpecificationCompressorType7VSX18Oil type & CapacityPAG 120±10cc (4.1±0.3oz.)Pulley typeAround rubber damperDisplacement180cc/revCondenserHeat rejection18,5 ...
Other information:
Hyundai Genesis (DH) 2013-2016 Service Manual: Alternator Schematic Diagrams
Circuit Diagram • COM signal - When controlling the voltage generated, the ECM sends the target voltage data to the alternator via a PWM signal.(High voltage: 4V or higher, low voltage: 2V or lower) • FR signal - The transistor activation signal inside t ...
Hyundai Genesis (DH) 2013-2016 Service Manual: Injector Description and Operation
Description Based on information from various sensors, the ECM can calculate the fuel amount to be injected. The fuel injector is a solenoid-operated valve and the fuel injection amount is controlled by length of injection time. The ECM controls each injector by grounding the control circ ...
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