Why does my Mazda CX-5 KF experience overheating during long drives?

Experiencing overheating in your Mazda CX-5 KF (2017-2024) during long drives can be attributed to several potential issues. Below is a detailed step-by-step guide to diagnose and address the overheating problem.

Parts/Components That May Need Replacement

• Coolant (if low).
• Thermostat (if faulty).
• Water pump (if leaking or noisy).
• Radiator (if damaged).
• Cooling fan (if not operational).
• Radiator cap (if faulty).

Estimated Time for Repair/Maintenance

• Coolant Check and Top Off: 15-30 minutes.
• Leak Inspection: 30-60 minutes.
• Thermostat Replacement: 1-2 hours.
• Water Pump Replacement: 2-3 hours.
• Radiator Replacement: 2-4 hours.

Safety Warnings

• Always allow the engine to cool before opening the radiator cap to avoid burns from hot coolant.
• Use gloves and safety glasses when handling coolant, as it can be toxic.
• Ensure the vehicle is securely lifted if working underneath.

By following these steps, you should be able to diagnose and address the overheating issue in your Mazda CX-5 KF effectively. If the problem persists after these checks, it may be advisable to consult a professional technician for further diagnosis.