2018 Toyota Prius Engine Problems
2 owner-reported engine complaints from NHTSA data
Data sourced from NHTSA public database. For informational purposes only. Always consult a qualified mechanic.
Owner Complaints (2)
Your check engine light came on while driving. The dealer diagnosed a failed heat exchanger, catalytic converter, and exhaust system that all need replacement. The manufacturer was notified but didn't offer assistance. This happened at about 89,682 miles. The repair will likely involve replacing the heat exchanger, catalytic converter, and related exhaust components.
Parts you may need:
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TL* THE CONTACT OWNS A 2018 TOYOTA PRIUS. WHILE DRIVING 20 MPH, THE ELECTRICAL SYSTEM FAILED AND EVERYTHING IN THE VEHICLE SHUT DOWN. THE VEHICLE DECELERATED AND LOST POWER. WHILE THE VEHICLE COASTED, THE ENGINE RESTARTED ON ITS OWN. THE VEHICLE WAS DRIVEN TO TOYOTA VALLEJO (201 AUTO MALL PARKWAY, VALLEJO, CA 94591, 707-552-4545) TO BE DIAGNOSED, BUT THE FAILURE COULD NOT BE REPLICATED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 8,600.