Symptoms
Ticking from the top of the engine, loss of power, rough idle.
Likely cause
Hydraulic followers sticking or collapsing, often from old oil. Early camshafts wear when the oil is not changed.
Suggested fixes
Listed roughly in the order most owners try them.
- 1
Change oil and use a flush
Fresh oil sometimes frees sticky followers.
- Difficulty:
- Easy DIY
- Cost:
- £ (Under about £50 in parts)
- 2
Replace cam and followers
If the cam lobes are worn, fit a new cam and followers. Never reuse old followers on a new cam.
- Difficulty:
- Experienced DIY
- Cost:
- ££ (About £50 to £300)
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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