Symptoms
Engine management light, loss of power, rough idle.
Likely cause
Sticky EGR valve, faulty sensors, or blocked intake from carbon.
Suggested fixes
Listed roughly in the order most owners try them.
- 1
Clean the EGR valve
Remove and clean carbon build-up.
- Difficulty:
- Moderate DIY
- Cost:
- £ (Under about £50 in parts)
- 2
Replace the EGR valve
If cleaning fails, a new valve restores normal running.
- Difficulty:
- Moderate DIY
- Cost:
- ££ (About £50 to £300)
- 3
Diagnose with a suitable scanner
Read codes to confirm the fault before replacing parts.
- Difficulty:
- Easy DIY
- Cost:
- £ (Under about £50 in parts)
This is general guidance gathered from owner experience and workshop practice, not a substitute for a workshop manual or a qualified mechanic. Costs are rough parts-only guides. Brakes, steering and suspension work affects safety, so if in doubt have it checked professionally.
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