1.0 three-cylinder timing chain tensioner noise
- Typically appears
- 70,000+ miles
- What to inspect
- Listen for rattle on a cold start before the engine warms
- Typical repair
- Timing chain, tensioner & guides · £900–£2,400

Scored from 8 documented faults · reviewed by the VehicleFaults Research Team
On our documented-fault scoring the Citroen C1 rates 7.3 out of 10 · solid. We hold 8 known faults for it and none of them are rated critical, so the risk is mostly wear rather than disaster. The weak points cluster around bodywork, engine and electrical. A well-serviced example with evidence for the big-ticket items is usually a safe buy; the score describes the model, not the specific car in front of you.
Verdict · Buy, but check the known weak points
Weak points cluster around bodywork, engine, electrical, suspension.
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Check this car1.0 three-cylinder timing chain tensioner noise
Aircon compressor clutch failing to engage
Premature clutch wear and high biting point
Front bumper and wheel arch scuffs from tight parking
Touchscreen freezing on higher-spec models
Costs are indicative UK independent-garage bands for budgeting and negotiation · never a quote.
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