Dacia Duster (II) 1.5 dCi / Blue dCi (K9K): known faults of the engine according to L'argus

Engine / equipment

1.5 dCi / Blue dCi (K9K) in the Dacia Duster (II)

Period mentioned

2017–2024

Symptoms

[1.5 dCi] Injection light on (up to 30/01/2018); [1.5 dCi] Coolant leak (up to 08/11/2018); [1.5 dCi/Blue dCi] Oil seeping from the turbo air outlet pipe (up to 23/01/2019); [1.5 dCi/Blue dCi] Will not start (up to 25/03/2019); Engine jerking (up to May 2019); Engine warning light on (from 01/01/2017 to 10/12/2019); Engine whistle (from 01/01/2017 to 18/03/2019); "Check emissions system" message (from 01/05/2018 to 10/11/2019); Engine oil light on (from 01/01/2017 to 06/03/2020); Fuel pump whine in the cabin (from 01/07/2018 to 29/05/2020); Oil consumption (over 0.5 l per 1,000 km) on the K9K Gen8 (from 01/05/2018 to 14/03/2020); Wrong fuel level reading (from 23/10/2017 to 28/10/2020); OBD and/or SCR light on; AdBlue light on (from 01/01/2019 to 31/07/2021); OBD light on (up to 31/12/2022); Knocking in the engine bay (up to 06/09/2019); Various engine faults (up to 29/11/2021)

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) [1.5 dCi] Injection light on (up to 30/01/2018): Particulate filter pipes to be cleaned or replaced. 2) [1.5 dCi] Coolant leak (up to 08/11/2018): Radiator hose. 3) [1.5 dCi/Blue dCi] Oil seeping from the turbo air outlet pipe (up to 23/01/2019): Seal or duct. 4) [1.5 dCi/Blue dCi] Will not start (up to 25/03/2019): Glow plugs and reprogramming. 5) Engine jerking (up to May 2019): Reprogramming. 6) Engine warning light on (from 01/01/2017 to 10/12/2019): Intake air pressure sensor. 7) Engine whistle (from 01/01/2017 to 18/03/2019): Accessory belt tensioner pulley. 8) "Check emissions system" message (from 01/05/2018 to 10/11/2019): Particulate filter differential pressure sensor. 9) Engine oil light on (from 01/01/2017 to 06/03/2020): Water/oil heat exchanger. 10) Fuel pump whine in the cabin (from 01/07/2018 to 29/05/2020): Injection control unit reprogramming. 11) Oil consumption (over 0.5 l per 1,000 km) on the K9K Gen8 (from 01/05/2018 to 14/03/2020): Injection control unit reprogramming or even engine replacement (brand coverage since 2022). 12) Wrong fuel level reading (from 23/10/2017 to 28/10/2020): Reprogramming. 13) OBD and/or SCR light on: Nitrogen oxide (NOx) sensors. 14) AdBlue light on (from 01/01/2019 to 31/07/2021): Urea pump module (covered up to 5 years or 200,000 km). 15) OBD light on (up to 31/12/2022): NOx sensor cleaning. 16) Knocking in the engine bay (up to 06/09/2019): Air filter box inlet duct. 17) Various engine faults (up to 29/11/2021): Engine wiring to be repaired.

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