AC Condensation Drain Leak
Clear water leaking under the car while the AC is running is normal condensation from the air conditioning system. The evaporator drain tube is likely draining properly, but if the water is pooling inside the cabin or the leak is excessive, the drain may be clogged.
Diagnosis Details
Possible Causes
Normal AC condensation drain operation
Clogged or partially blocked AC evaporator drain tube
Damaged or disconnected drain hose
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What You Should Do
If the water is clear and only appears when the AC is running, no action is needed.
If you notice water inside the car or the leak is excessive, inspect the drain tube under the dashboard or under the car for blockages.
Clear any debris with compressed air or a soft brush.
If the hose is damaged, replace it.
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Disclaimer: This AI-generated diagnosis is for informational reference only. Always consult a qualified mechanic for an in-person inspection. AutOwner is not responsible for decisions made based on this information.