The most significant concern, with a high percentage of complaints detailing unpredictable braking behavior. Symptoms include sudden surges or acceleration when braking, momentary loss of brake pressure, and the vehicle lunging forward. Some owners report a loss of braking force for several seconds. Estimated repair cost: $400 - $800.

Reports include illuminated SRS airbag warning lights, Tire Pressure Monitoring System (TPMS) malfunctions, and instances of the vehicle being dead due to 12V battery drain. Some owners have experienced a lack of power to the OBD port, non-functional door locks and windows, and multiple dashboard warning lights. Estimated repair cost: $600 - $1200.

A notable issue involves the third-row seats not locking securely when stowed, leading to them bouncing or potentially moving forward during braking or in an accident. Recalls have addressed improperly tightened bolts on third-row seat assemblies. Estimated repair cost: $0 - $200.

This is a recurring theme within electrical system complaints. Symptoms include the vehicle being dead, particularly in cold weather, and frequent battery drain. Estimated repair cost: $150 - $300.

Some owners report that the rear entertainment system screen obstructs the rear-view mirror. Estimated repair cost: $0 - $50.

CARFOCALvehicle research

2022 Toyota Sienna Maintenance guide

Name: Maintenance dataset for 2022 Toyota Sienna
Creator: Carfocal

v1.0Updated May 30, 2026Ryan Davis2 Sources Analyzed

MAINTENANCE SUMMARY

The 2022 Toyota Sienna, a hybrid-only minivan, presents a mixed bag for potential owners. While it excels in fuel efficiency and offers ample space for families, its reliability is a significant concern, primarily due to persistent issues with its service brakes and electrical system.

View Critical Issue: Electrical System

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Reliability Score

Est. Annual Maintenance Cost

$400 - $600

TSBs & Recalls

5 TSBs | 16 Recalls

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Create a free account to reveal the full service schedule, repair costs, and deeper diagnostic data.

Key Takeaways

The most significant concern for the 2022 Toyota Sienna is the service brake system, with numerous complaints detailing unpredictable behavior such as surging or momentary loss of braking.
The electrical system is another area of concern, with reports of airbag warning lights and other malfunctions.

3 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance

2022 Toyota Sienna Maintenance guide

v1.0Updated May 30, 2026Ryan Davis2 Sources Analyzed

MAINTENANCE SUMMARY

View Critical Issue: Electrical System

Subscribe to Recall Alerts Subscribe to Recall Alerts

Reliability Score

Est. Annual Maintenance Cost

$400 - $600

TSBs & Recalls

5 TSBs | 16 Recalls

CarFocal account required

Unlock the Full 2022 Toyota Sienna Maintenance Guide

Create a free account to reveal the full service schedule, repair costs, and deeper diagnostic data.

Key Takeaways

The most significant concern for the 2022 Toyota Sienna is the service brake system, with numerous complaints detailing unpredictable behavior such as surging or momentary loss of braking.
The electrical system is another area of concern, with reports of airbag warning lights and other malfunctions.

3 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance