IsItAGoodCar

Common Problems with the
2004–2016 Aston Martin DB9

We've identified 3 known issues that can affect the 2004–2016 Aston Martin DB9. None are considered critical, but they're worth knowing about before you buy.

3
Known Issues
0
Serious
2
Moderate
1
Minor

All Known Issues

V12 Timing Cover Oil Leaks

ModerateEngine

Like the V8, the V12 is prone to weeping oil from the front cover. On the V12, this often requires the entire front end of the car to be dismantled.

Most affected: 5.9 V12

Estimated cost: £3,000–£5,000Affects: 2004–2016

Typical symptoms

  • •Burning oil smell
  • •Oil residue on the front subframe
  • •Contaminated auxiliary belts

What to inspect before you buy

  • ✓Look for oil weeping behind the pulleys at the front of the engine.

V12 Coil Pack & Spark Plug Failure

ModerateEngine

Heat soak in the V12 "valley" kills coil packs. Replacement requires removing both intake manifolds, making it a very expensive labor-heavy job.

Most affected: All V12 models

Estimated cost: £2,000–£3,000Affects: 2004–2016Often appears around: 40k-60k miles

Typical symptoms

  • •Rough idling
  • •Misfire under load
  • •Check Engine light (CEL)

What to inspect before you buy

  • ✓Check if all 12 coils and plugs were replaced recently.
  • ✓Listen for a smooth, even idle when fully warm.

Door Handle Pivot Pin Failure

MinorBodywork & Rust

The DB9 uses the same flush handles as the Vantage, subject to the same pivot pin wear and sagging.

Most affected: All DB9 models

Estimated cost: £400–£800Affects: 2004–2016

Typical symptoms

  • •Sagging handle
  • •Handle doesn't sit flush
  • •Loose feeling when pulled

What to inspect before you buy

  • ✓Wiggle the handle when closed; there should be no play.

Buying Tips for the 2004 Aston Martin DB9

  • ✓Check the V12 for misfires; coils and plugs are a major job requiring manifold removal.
  • ✓Inspect the front timing cover for oil leaks.
  • ✓Check the door handles for "wobble" or failure to sit flush.
  • ✓Carbon fiber bits on later models are very expensive to replace if damaged.

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Other Aston Martin DB9 Year Periods

2004–2016

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