High-Pressure Fuel Pump (HPFP) Failure

Failure of the high-pressure fuel pump can lead to a sudden loss of engine power or complete inoperability, potentially causing engine damage. Estimated repair cost: $1,000 - $2,000.

Diesel Particulate Filter (DPF) Clogging

The DPF can become clogged over time, especially with frequent short trips, leading to reduced engine performance and potential failure. Estimated repair cost: $800 - $2,500.

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2018 BMW 328d Maintenance guide

Name: Maintenance dataset for 2018 BMW 328d
Creator: Carfocal

v1.0Updated Jul 4, 2026Ryan Davis4 Sources Analyzed5 Critical Recalls

MAINTENANCE SUMMARY

The 2018 BMW 328d requires diligent maintenance, particularly concerning its diesel powertrain. Key concerns include potential EGR cooler defects and high-pressure fuel pump failures, which have led to multiple recalls.

View Critical Issue: EGR Cooler Leaks and Failure

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Reliability Score

Est. Annual Maintenance Cost

$400 - $700

TSBs & Recalls

21 TSBs | 5 Recalls

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Key Takeaways

Prioritize maintenance related to the EGR cooler and high-pressure fuel pump due to documented issues and recalls.
Adhere to the 10,000-mile oil change interval using 5W-30 synthetic diesel oil.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance