Citroën C5 Aircross (I) 1.2 PureTech: known faults of the engine according to L'argus

Engine / equipment

1.2 PureTech in the Citroën C5 Aircross (I)

Period mentioned

2018–2025

Symptoms

Will not start (up to 01/03/2019); Engine warning light on (up to 25/05/2019); Excessive oil consumption (up to 21/02/2023); Loss of power, oil pressure light and loss of brake assistance from premature timing belt wear (up to 20/06/2022); Oil pressure light on; Engine jerking and engine warning light on; Hard starting

Possible cause described

According to the brand's technical notes reported by L'argus (each date shows up to when the affected cars were built): 1) Will not start (up to 01/03/2019): Spark plug replacement. 2) Engine warning light on (up to 25/05/2019): Oxygen sensor replacement. 3) Excessive oil consumption (up to 21/02/2023): Oil vapour separator replacement (warranty extended to 10 years or 175,000 km). 4) Loss of power, oil pressure light and loss of brake assistance from premature timing belt wear (up to 20/06/2022): New timing belt and, if needed, oil and vacuum pumps or the whole engine (warranty extended to 10 years or 175,000 km). 5) Oil pressure light on: Oil pump replacement. 6) Engine jerking and engine warning light on: Cylinder head cleaning or, depending on diagnosis, new spark plugs, oil separator, heat exchanger or even engine. 7) Hard starting: Injectors, rail or high-pressure pump replaced depending on diagnosis.

Check for the garage

Compare your symptom and your car's build date with this list. If they match, tell the workshop and ask them to check that part first before replacing others. The brand or a warranty extension covers some repairs: ask the dealer with the car's details.

Cost cited in the source

No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.

Sources from the original database