IsItAGoodCar

Common Problems with the
2012–2017 Isuzu D-Max (Mk2)

We've identified 3 known issues that can affect the 2012–2017 Isuzu D-Max (Mk2). 1 of these are serious faults that could be expensive to repair.

3
Known Issues
1
Serious
1
Moderate
1
Minor

The 2012–2017 period has 1 more issue than the Isuzu D-Max (Mk2) average across all year periods.

All Known Issues

Turbocharger Failure (2.5L)

SeriousEngine

The smaller of the two turbos on the 2.5L engine can suffer from bearing failure, often due to carbon-clogged oil feeds.

Estimated cost: £800–£1,500Affects: 2012–2017

Typical symptoms

  • •Whining/whistling noise
  • •Blue smoke
  • •Sudden loss of power

What to inspect before you buy

  • ✓Evidence of 6,000-8,000 mile oil changes is better than the official long-life intervals

DPF Regeneration Issues

ModerateEngine

The DPF system on both the 2.5 and 1.9 can fail to clear during short journeys, leading to oil dilution.

Estimated cost: £300–£1,500Affects: 2012–2020

Typical symptoms

  • •DPF warning light
  • •Rising oil level on the dipstick
  • •Reduced fuel economy

What to inspect before you buy

  • ✓Check the oil level; if it's significantly above the "full" mark, the oil is likely diluted with fuel

Chassis Surface Rust

MinorSuspension & Chassis

Factory undersealing was sparse. While not usually terminal on this generation yet, surface rust is very common.

Estimated cost: £200–£600 (Cleaning & Sealing)Affects: 2012–2020

Typical symptoms

  • •Visible orange oxidation on chassis rails and suspension components

What to inspect before you buy

  • ✓Inspect the rear section of the chassis where mud accumulates

Buying Tips for the 2012 Isuzu D-Max (Mk2)

  • ✓Prefer the 1.9L engine (2017+) for ULEZ compliance and slightly simpler turbo setup, though it requires AdBlue.
  • ✓On 2.5L models, listen for any whistling from the turbos, which can indicate impending failure.
  • ✓Check the tailgate and load bed for heavy wear, which indicates a hard working life.
2018–2020 Isuzu D-Max (Mk2)

Browse 2012–2017 Isuzu D-Max (Mk2) in our Directory

View MOT history, registration data, and reliability scores for 2012–2017 Isuzu D-Max (Mk2) vehicles.

View 2012–2017 Directory

Other Isuzu D-Max (Mk2) Year Periods

2012–20172018–2020

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