Hybrid Battery Degradation

Over time, hybrid batteries can lose capacity, leading to reduced electric-only driving range and potentially impacting overall fuel economy. This is a common concern for most hybrid vehicles as they age. Estimated repair cost: $2,000 - $4,000.

Inverter Coolant Leaks

The inverter cooling system can develop leaks, potentially leading to overheating of critical hybrid components. This requires prompt attention to prevent more severe damage. Estimated repair cost: $300 - $700.

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2011 Lexus CT Maintenance guide

Name: Maintenance dataset for 2011 Lexus CT
Creator: Carfocal

v1.0Updated Jul 4, 2026Ryan Davis4 Sources Analyzed

MAINTENANCE SUMMARY

The 2011 Lexus CT, with a 'Good' reliability verdict and 20 TSBs, requires diligent attention to its maintenance schedule. While lacking recalls and complaints, TSBs suggest potential for minor issues.

View Critical Issue: Water Pump Seal Failure

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Reliability Score

Est. Annual Maintenance Cost

$300 - $500

TSBs & Recalls

20 TSBs | 0 Recalls

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Key Takeaways

The 2011 Lexus CT has a 'Good' reliability rating, supported by zero recalls and complaints.
Twenty Technical Service Bulletins (TSBs) suggest potential for minor, non-safety critical issues.

2 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance