Coolant contamination
Cause of the problem: the coolant has been used for too long, the coolant has no
Cause of the problem: the coolant has been used for too long, the coolant has not been replaced in time, and the coolant filter device has failed.
Solution: Replace the coolant regularly to ensure the quality of the coolant. Check the coolant filter unit to ensure it is operating properly. Regularly clean the coolant system to prevent impurities and bacteria.

