The fuel pump impeller can crack, leading to a loss of fuel pressure and engine stalling. This issue was subject to a recall. Estimated repair cost: $600 - $1000.

A software error in the Powertrain Control Module (PCM) can cause the engine to stall. This was addressed by a recall. Estimated repair cost: $150 - $300.

2018 Mazda Mazda6 Maintenance guide

Name: Maintenance dataset for 2018 Mazda Mazda6
Creator: Carfocal

v1.0Updated Jun 12, 2026Daniel Wilson4 Sources Analyzed2 Critical Recalls

MAINTENANCE SUMMARY

The 2018 Mazda6 presents an average reliability profile, marked by significant recalls concerning the fuel pump and PCM software that can lead to engine stalling or power loss. Owners should prioritize verifying these recalls are addressed and consider proactive inspections of the fuel system.

View Critical Issue: Fuel Pump Failure

Subscribe to Recall Alerts Subscribe to Recall Alerts

Reliability Score

Est. Annual Maintenance Cost

$500 - $800

TSBs & Recalls

219 TSBs | 3 Recalls

CarFocal account required

Unlock the Full 2018 Mazda Mazda6 Maintenance Guide

Create a free account to reveal the full service schedule, repair costs, and deeper diagnostic data.

Key Takeaways

Prioritize verification and completion of recalls related to the fuel pump and PCM software.
The high volume of TSBs (219) suggests a need for diligent maintenance and inspection.

3 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance