1
Complaint Reported

Complaints by Component

SERVICE BRAKES,FORWARD COLLISION AVOIDANCE
1 complaint
On several occasions the Toyota Mirai would slam on the brakes on its own while at a considerable speed with no other cars around. It was very scary and concerning traveling at high speeds and the brakes being applied abruptly automatically.
Nov 11, 2025
4.5/5.0
56 reviews

Frequently Asked Questions

How many problems does the 2018 TOYOTA Mirai have?

The 2018 TOYOTA Mirai currently has 1 owner-reported complaint according to NHTSA database. These complaints are organized by component to help identify common issues.

What are the most common problems with 2018 TOYOTA Mirai?

The most common problems reported for the 2018 TOYOTA Mirai are organized by component above. Each component section shows owner-reported issues, crash reports, and fire incidents to help identify patterns and problem areas.

Where does this 2018 TOYOTA Mirai problem data come from?

All problem and complaint data for the 2018 TOYOTA Mirai comes directly from the National Highway Traffic Safety Administration (NHTSA) database. These are real complaints submitted by actual vehicle owners.

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