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Emergency
KNOWN FAULT · Renault · Dacia · Smart

Stretched timing chain on the 0.9 and 1.2 TCe

Sources are not verified in real time and no entry confirms that your car is affected.

Engine / equipment
0.9 TCe (H4Bt) and 1.2 TCe (H5Ft) turbo petrol
Period mentioned
Approx. 2012–2020
Symptoms
Metallic chain rattle, especially when cold or at idle; engine light with a crankshaft–camshaft correlation code; in serious cases the chain jumps and damages the valves.
Possible cause described
The chain, meant to last the engine’s life, can stretch early; tensioners and plastic guides wear, and very long oil-change intervals speed up the wear.
Check for the garage
With any chain noise or a P0016 code, diagnose straight away: measure the stretch and check the tensioner and guides before the timing jumps. Shorten oil-change intervals.
Cost cited in the source
No verified estimate; ask the garage for a quote for the chain kit.A rough figure from the original database, not an up-to-date quote.

Sources from the original database

Has this happened to you?

Anonymous answer, no personal data.

Frequently asked questions

How much does it cost to repair this fault?

No verified estimate; ask the garage for a quote for the chain kit.

A rough figure from the original database, not an up-to-date quote.

Calculate estimate
How is it checked?

With any chain noise or a P0016 code, diagnose straight away: measure the stretch and check the tensioner and guides before the timing jumps. Shorten oil-change intervals.

What are the symptoms?

Metallic chain rattle, especially when cold or at idle; engine light with a crankshaft–camshaft correlation code; in serious cases the chain jumps and damages the valves.

Which cars and years does it affect?
Brands
Renault, Dacia, Smart
Engine / equipment
0.9 TCe (H4Bt) and 1.2 TCe (H5Ft) turbo petrol
Period mentioned
Approx. 2012–2020
Which fault codes appear?

Taking it to a garage?

Find garages near you and, before you say yes, check whether the quote is reasonable.

Models with this entry

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