This fault is a common problem.
1 may fail for several reasons. The water tank is blocked.
The thermostat won't open. 3. The electric fan doesn't turn. The water pump is broken. 5. There is water leakage.
It is recommended to go to the repair shop to check and replace the corresponding accessories.
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Have a nice ride. If you have any questions about the car, you can ask the car mechanic. 4S shop professional technician, 10 minutes to solve.