Electrical System Faults

Intermittent climate control operation and unresponsive touch screen controls have been reported. These issues often stem from integrated electronic control unit (ECU) problems or software glitches. Estimated repair cost: $500 - $2500+.

Exterior Lighting Malfunctions

Issues with exterior lighting, such as headlights or taillights, can be caused by faulty modules, wiring harness problems, or bulb failures. Given the complexity of modern lighting systems, diagnosis can be intricate. Estimated repair cost: $200 - $1000+.

A critical recall addresses potential fuel leaks due to overheating wiring in the fuel pump system. This poses a significant fire risk and requires immediate attention. The remedy involves replacing the flange and wiring. Estimated repair cost: $1000 - $3000+.

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2021 Bentley Bentayga Maintenance guide

Name: Maintenance dataset for 2021 Bentley Bentayga
Creator: Carfocal

v1.0Updated May 30, 2026Ryan Davis4 Sources Analyzed2 Critical Recalls

MAINTENANCE SUMMARY

The 2021 Bentley Bentayga, with an 'Average' reliability verdict, presents a maintenance profile marked by a high TSB count (135) and critical recalls, particularly concerning the fuel system. Owners should prioritize addressing the fuel pump recall due to fire risk and proactively inspect electrical systems and exterior lighting, which are noted complaint areas.

View Critical Issue: Fuel System Leaks

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Reliability Score

Est. Annual Maintenance Cost

$1,500 - $2,500

TSBs & Recalls

135 TSBs | 9 Recalls

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Key Takeaways

Prioritize the critical fuel system recall due to fire risk.
Be aware of potential electrical system and exterior lighting issues.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance