Numerous recalls and complaints related to Takata airbag inflators, posing a significant safety risk due to potential rupture and shrapnel projection. Also, issues with airbag sensor/control modules have been reported. Estimated repair cost: $0 (Recall) - $1,000+.

Power Sliding Door Malfunctions

Complaints and recalls concerning power sliding doors opening unexpectedly or failing to operate. Issues include frayed cables, faulty motors, and wiring harness interference. Estimated repair cost: $300 - $800.

Brake System Concerns

Recalls related to the brake stop lamp switch bracket potentially causing brake lights to stay on or brakes to drag. Brake shudder and rotor wear are also reported, often appearing between 20,000-40,000 miles. Estimated repair cost: $0 (Recall) - $600.

Electrical System Issues

A significant number of complaints related to the overall electrical system, including battery dead issues and general electrical failures. Estimated repair cost: $200 - $1,000+.

Oil Cooler Hose Rupture / Oil Leaks

Reports of oil cooler hose ruptures leading to oil leaks and potential engine damage. Some models may experience oil seepage from engine oil cooler pipes. Estimated repair cost: $300 - $600.

Issues with the air conditioning system, including compressor failure and refrigerant leaks. Estimated repair cost: $700 - $1,200.

2011 Toyota Sienna Maintenance guide

Name: Maintenance dataset for 2011 Toyota Sienna
Creator: Carfocal

v1.0Updated May 30, 2026Ethan Miller27 Sources Analyzed6 Critical Recalls

MAINTENANCE SUMMARY

The 2011 Toyota Sienna, with a 'Below Average' reliability verdict, demands diligent maintenance. Key concerns include airbag systems and power sliding doors, frequent sources of complaints and recalls.

View Critical Issue: Airbag System Issues

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Reliability Score

Est. Annual Maintenance Cost

$500 - $700

TSBs & Recalls

223 TSBs | 16 Recalls

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Key Takeaways

Significant recalls and complaints related to airbag systems necessitate immediate attention.
Power sliding door malfunctions are a common issue requiring regular inspection and potential repair.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance