Airbag System Malfunctions

Multiple recalls have been issued concerning the airbag system, including frontal airbags and occupant classification sensors. Prolonged remedy delays for certain recalls exacerbate risk. Estimated repair cost: $500 - $2,000.

A significant complaint details a catastrophic engine failure at 69,000 miles due to low oil pressure leading to rocker arm collapse, despite regular maintenance. Estimated repair cost: $2,000 - $6,000.

Vehicle Speed Control Problems

Complaints indicate issues with vehicle speed control, potentially related to electronic control systems. Estimated repair cost: $300 - $800.

Service Brakes Issues

Some owners have reported issues with the service brakes. Estimated repair cost: $200 - $600.

Forward Collision Avoidance: Adaptive Cruise Control

Complaints related to adaptive cruise control suggest potential issues with the electronic control systems governing this feature. Estimated repair cost: $400 - $1,000.

CARFOCALvehicle research

2021 Toyota Avalon Maintenance guide

Name: Maintenance dataset for 2021 Toyota Avalon
Creator: Carfocal

v1.0Updated May 30, 2026Daniel Wilson4 Sources Analyzed6 Critical Recalls

MAINTENANCE SUMMARY

The 2021 Toyota Avalon faces significant maintenance burdens due to recurring airbag recalls and concerning early-life engine failures. Owners must prioritize addressing airbag recalls, noting potential remedy delays.

View Critical Issue: Engine Issues

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Reliability Score

Est. Annual Maintenance Cost

Not available

TSBs & Recalls

17 TSBs | 6 Recalls

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Key Takeaways

Prioritize addressing airbag recalls, noting potential remedy delays for occupant classification sensors.
Monitor engine performance closely for any signs of low oil pressure or unusual noises, especially past 60,000 miles.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance