Engine Stalling (Fuel Pump Control Module Software)

A recall addresses software issues with the Fuel Pump Control Module (FPCM) that can lead to engine stalling due to insufficient fuel supply. Estimated repair cost: $150 - $300.

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2018 Infiniti Q50 Maintenance guide

Name: Maintenance dataset for 2018 Infiniti Q50
Creator: Carfocal

v1.0Updated Jun 4, 2026Ethan Miller4 Sources Analyzed1 Critical Recalls

MAINTENANCE SUMMARY

The 2018 Infiniti Q50, with an average reliability verdict, requires attention to its driveline and fuel system. The most significant concern is potential driveshaft fatigue, indicated by multiple recalls, which can lead to loss of propulsion.

View Critical Issue: Driveshaft Fatigue and Failure

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Reliability Score

Est. Annual Maintenance Cost

$300 - $600

TSBs & Recalls

70 TSBs | 10 Recalls

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Key Takeaways

Prioritize driveshaft inspections and recall completion due to fatigue concerns.
Ensure Fuel Pump Control Module software updates are performed to prevent engine stalling.

2 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance