Forward Collision Avoidance Malfunctions

Reports of 'phantom braking' and issues with adaptive cruise control and automatic emergency braking are common. These often relate to sensor calibration or software glitches. Estimated repair cost: $300 - $1,500+.

Suspension Component Failure

Complaints include snapped suspension links and fractured components, sometimes reported at relatively low mileage. This suggests potential material weaknesses or design flaws. Estimated repair cost: $400 - $1,200.

Vehicle Speed Control Issues

Reports of unintended acceleration, particularly during parking or low-speed maneuvers, are a significant concern. These can be linked to the throttle control system or software. Estimated repair cost: $500 - $2,000+.

CARFOCALvehicle research

2018 Tesla Model S Maintenance guide

Name: Maintenance dataset for 2018 Tesla Model S
Creator: Carfocal

v1.0Updated May 30, 2026Ethan Miller4 Sources Analyzed3 Critical Recalls

MAINTENANCE SUMMARY

The 2018 Tesla Model S requires diligent attention to its electrical system and advanced driver-assistance features, which are frequent sources of reported issues. With 274 complaints and 18 recalls, owners should prioritize inspections of suspension components and ensure all software updates are applied promptly.

View Critical Issue: Electrical System Failures

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Reliability Score

Est. Annual Maintenance Cost

$300 - $700

TSBs & Recalls

15 TSBs | 18 Recalls

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Key Takeaways

The 2018 Model S has a 'Below Average' reliability verdict, with significant concerns around electrical systems and ADAS.
Electrical system failures, including screen issues, are a primary concern.

4 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance