Toyota recall affects 55,405 vehicles over inverter bolt issue

© A. Krivonosov

Toyota has announced a recall in the United States that covers 55,405 vehicles. The issue stems from a potentially under-torqued bolt inside the inverter. If the fastener isn’t tightened correctly, the connection at the inverter terminal may be incomplete. In power electronics, that’s a sensitive area: even a slight imperfection in contact can lead to faults and unstable behavior in the high-voltage system. Given how delicate this hardware is, the decision looks prudent, and the focus on a single fastener is easy to understand.

According to the U.S. regulator NHTSA, the final repair solution is still in development. This is typical for early recall campaigns: first the risk is identified and the list of affected cars compiled, then the manufacturer approves the remedy and rolls out the service procedure through dealers.