The W12 engine's complex cooling system can develop leaks from hoses, radiators, or water pumps over time, especially with age and mileage. These issues can lead to overheating if not addressed promptly. Estimated repair cost: $800 - $2,500.

Electrical System Malfunctions

Complex electrical systems in luxury vehicles are prone to issues like sensor failures, module communication problems, or infotainment glitches. These can manifest as warning lights or inoperative features. Estimated repair cost: $500 - $2,000+.

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2018 Bentley Flying Spur Maintenance guide

Name: Maintenance dataset for 2018 Bentley Flying Spur
Creator: Carfocal

v1.0Updated May 30, 2026Daniel Wilson4 Sources Analyzed

MAINTENANCE SUMMARY

The 2018 Bentley Flying Spur, with an average reliability verdict, presents a maintenance profile requiring diligent attention to its 6.0L W12 engine and associated systems. While official recalls and complaints are absent, a high TSB count of 52 suggests proactive manufacturer intervention for technical issues.

View Critical Issue: Air Suspension System Issues

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Reliability Score

Est. Annual Maintenance Cost

$1,500 - $2,500

TSBs & Recalls

52 TSBs | 0 Recalls

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Key Takeaways

Proactive maintenance is key due to the complexity of the W12 engine and associated systems.
Address all Technical Service Bulletins (TSBs) promptly, as they indicate known issues.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance