Electrical System: Anti-Theft Immobilizer Malfunction

Issues with the anti-theft system and immobilizer can prevent the car from starting or cause unexpected shutdowns. This is often linked to the key sender or proximity system. Estimated repair cost: $500 - $2,000.

Accelerator Pedal Assembly

Recalls have addressed issues with the accelerator pedal arm's structural integrity, which could lead to sudden acceleration or deceleration. Estimated repair cost: $500 - $1,200.

Automatic Transmission Control Module

Recalls have targeted the automatic transmission control module, addressing issues that could lead to unintended shifting or park pawl engagement failures. Estimated repair cost: $1,000 - $3,000.

CARFOCALvehicle research

2014 Aston Martin DB9 Maintenance guide

Name: Maintenance dataset for 2014 Aston Martin DB9
Creator: Carfocal

v1.0Updated May 30, 2026Ethan Miller4 Sources Analyzed

MAINTENANCE SUMMARY

The 2014 Aston Martin DB9 demands diligent maintenance, with a critical focus on its electrical and ignition systems due to reported key ejection failures. Owners should prioritize inspections for the ignition system and anti-theft immobilizer, as these have been linked to severe malfunctions.

View Critical Issue: Ignition System: Key Ejection and Engine Shutdown

Subscribe to Recall Alerts Subscribe to Recall Alerts

Reliability Score

Est. Annual Maintenance Cost

$800 - $1,500

TSBs & Recalls

29 TSBs | 6 Recalls

CarFocal account required

Unlock the Full 2014 Aston Martin DB9 Maintenance Guide

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

Key Takeaways

Prioritize inspection and maintenance of the ignition system and electrical components due to reported key ejection failures.
Adhere strictly to the 10,000-mile oil change interval using 5W-30 synthetic oil.

3 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance