1. Remove the decorative panel below the instrument panel, determine the location of water leakage, mark it, drain water or take measures to drain water, and then remove the water pipe connector after tightening the screws.
2. Unplug the two heat pipe plugs of the warm air tank, remove the screws for fixing the warm air tank, and remove the warm air tank.
3. After replacing the new warm air water tank, connect the heat pipe plug and screw on the screw.
4. Fill antifreeze, open the water tank cover, turn on the fan, and check whether the water tank inlet and outlet pipes are leaking.