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.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. Clutch limiter | |
4. Compressor | |
5. A/C pressure transducer | |
6. A/C switch | |
7. Evaporator temperature sensor | |
8. Wire harness | |
Vented air not cold | 1. Refrigerant capacity |
2. Refrigerant pressure | |
3. Drive belt | |
4. Clutch limiter | |
5. Compressor | |
6. A/C pressure transducer | |
7. Evaporator temperature sensor | |
8. A/C switch | |
9. Heater control assembly | |
10. Wire harness | |
Insufficient cooling | 1. Refrigerant capacity |
2. Drive belt | |
3. Clutch limiter | |
4. Compressor | |
5. Condenser | |
6. Expansion valve | |
7. Evaporator | |
8. Refrigerant lines | |
9. A/C pressure transducer | |
10. 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 |
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 |
Hyundai Santa Cruz (NX4A OB) 2021-2025 Service Manual: Cylinder Head
- Removal
• In case of removing the high pressure fuel pump, high pressure
fuel pipe, delivery pipe, and injector, there may be injury caused by
leakage of the high pressure fuel. So don’t do any repair work right
after engine stops.
• Use fen ...
Hyundai Santa Cruz 2021-2025 Owners Manual: Temperature control
The temperature setting will increase
when you toggle up or touch the UP
arrow on the touchscreen (if equipped).
The temperature setting will decrease
when you toggle down or touch the
DOWN arrow on the touchscreen (if
equipped).
Adjusting the temperature equally
Press the SYNC button (indica ...