
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 releasing moisture that forms when warm air passes over the cold AC coils. This is not a mechanical issue.
Diagnosis Details
Possible Causes
Normal AC condensation draining from the evaporator case
Clogged or partially blocked AC drain tube causing overflow
Cabin air filter saturated with moisture and dripping
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What You Should Do
No repair needed if water is clear and only appears when AC is running.
If water pools inside the car or you notice a musty smell, have the AC drain tube inspected and cleaned.
Ensure the drain tube is not blocked by debris.
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Estimated Repair Cost
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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.
