Honda Accord overheating issue with white smoke from exhaust and rough idle after extensive repairs on Honda Accord

Submitted by kelly123 · Jun 23, 2025
Published by RepairPal

Problem overview

Some Honda Accord owners report experiencing overheating issues accompanied by white smoke from the exhaust and a rough idle, even after extensive repairs. These overheating problems can lead to severe engine damage, with symptoms such as smoke from under the hood and a pegged temperature gauge. Owners are advised to stop driving immediately to prevent further harm to the engine. Additionally, persistent white smoke from the exhaust may indicate serious issues like a blown head gasket or cracked cylinder head, particularly if it continues after the engine warms up, suggesting internal coolant leaks. A rough idle can signal multiple underlying problems, including cooling system failures or engine component issues caused by overheating. If these symptoms persist post-repair, it is crucial for owners to revisit the repair work to ensure all relevant components were thoroughly inspected and fixed. Given the complexity of these issues, many owners find it beneficial to seek a professional inspection from a qualified mechanic or dealership to accurately diagnose and resolve the underlying problems affecting their Honda Accord.

3 people reported this problem
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Honda Accord vehicles with this problem

1 model year affected
Average mileage: 199,900 miles
(199,900 - 199,900)

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