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Spring Electric 45, 45 hp (2021-2025) engine: faults and reliability

Dacia Spring: motor síncrono de imanes permanentes de 45 a 65 CV and batería de 27,4 kWh version

With caution

This is the version behind almost all of the Fiches-auto.fr reviews (68 of 73): it is worth testing AC charging with the car's own cable and asking for a battery report.[1]

Years
2021–2025
Power
45 hp
Faults that affect it
2
1 of high or critical severity
Cars that use it
1
in our database

2 sourcesHow we work

What changes in this version

33 kW motor (23 kW in Eco mode) and 125 Nm, 27.4 kWh gross battery (26.8 kWh usable) and 3.7 kW AC charging.[2]

Faults of the Spring Electric 45, 45 hp (2021-2025) engine

The documented engine faults that affect this version and its years, from most to least important.

  1. 1High severityFrequency: OccasionalTraction batterySerious traction battery alerts and their management (BMS)Fiches-auto.fr counts about 9 serious traction battery alerts in 73 Spring testimonies, including faults a year into ownership and cars off the road for weeks in the workshop; Autoheute.de adds that the Spring has no active battery cooling.
  2. 2Medium severityFrequency: OccasionalChargingFaults in the on-board charger and charging portOn Fiches-auto.fr, 11 of the 73 Spring testimonies cite the on-board charger and 6 the charging port: charging refused or cut off, in some cases leaving the car immobilised. The source does not specify the exact component.

Cars fitted with the Spring Electric 45, 45 hp (2021-2025) engine

Open each car to see all its faults with this engine and what to check before buying it.

Dacia

Frequently asked questions

Is the Spring Electric 45, 45 hp (2021-2025) engine reliable?

Our verdict is “With caution”. This is the version behind almost all of the Fiches-auto.fr reviews (68 of 73): it is worth testing AC charging with the car's own cable and asking for a battery report.[1]

What faults does the Spring Electric 45, 45 hp (2021-2025) engine have?

The documented ones that affect this version, by importance: serious traction battery alerts and their management (BMS) (high severity) and faults in the on-board charger and charging port (medium severity).

Which cars use the Spring Electric 45, 45 hp (2021-2025) engine?

Dacia Spring (2021–2025).[1][2]

Are you buying a car with the Spring Electric 45, 45 hp (2021-2025) engine?

We will put you in touch with a partner only if you authorise it in the form.

Do you have a car with this engine? Tell us which faults you have had and at how many kilometres. Report your fault.

Sources

Every fact on this page links to its source. If you find an error, let us know.

  1. Tous les problèmes sur Dacia Spring 2021 (73 témoignages)Fiches-auto.fr · Reliability study · consulted 30 October 2026 · in French
  2. Dacia Spring (Wikipedia, alemán)Wikipedia · Other source · consulted 30 October 2026 · in German