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Engine fault warning light (check engine) on DS: causes by model

In 6 models from DS there are 14 documented faults that cause this symptom (engine warning light). The most important: oil-bath timing belt degradation, wear and breakage of the 7 mm chain between the camshafts and timing chain and tensioner stretch (turbo versions, before 2012).

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Documented faults, from most to least important

Severity × frequency. Below each one, the DS models it appears in.

  1. In DS 3, DS 3 Crossback, DS 4 I and DS 7 Crossback

  2. In DS 3 Crossback, DS 4 II and DS 7 Crossback

  3. In DS 3 and DS 4 I

  4. In DS 3

  5. In DS 3 Crossback and DS 7 Crossback

  6. In DS 7 Crossback

  7. In DS 3 and DS 4 I

  8. In DS 7 Crossback

  9. In DS 3, DS 4 I and DS 5

  10. In DS 3 and DS 4 I

  11. In DS 4 II

  12. In DS 3 and DS 4 I

  13. In DS 7 Crossback

  14. In DS 4 II

By DS model

Open yours to see only the faults that affect it, by engine and by year.

Engines and gearboxes involved

Frequently asked questions

Engine warning light in a DS: what could it be?

In 6 models from DS there are 14 documented faults that cause this symptom (engine warning light). The most important: oil-bath timing belt degradation, wear and breakage of the 7 mm chain between the camshafts and timing chain and tensioner stretch (turbo versions, before 2012). Each fault has its own page with the affected years and versions, the cause and how to check for it.

Which DS models have the most faults with this symptom?

DS DS 3 (7 faults), DS DS 4 I (6 faults), DS DS 7 Crossback (6 faults) and DS DS 3 Crossback (3 faults).

Which DS engines cause it?

1.5 BlueHDi (4 faults), 1.6 THP (3 faults), 2.0 BlueHDi (3 faults), 1.2 PureTech (2 faults) and 1.4/1.6 VTi (1 fault).