KNOWN FAULTS · Dacia
Known faults for the Dacia Sandero (III).
2020–2026 · Petrol / LPG / CNG
Sources are not verified in real time and no entry confirms that your car is affected.
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8 known faults with sources
Engines: 1.0 SCe (B4D) (Petrol) · 1.0 TCe (H4Dt) (Petrol) · 1.0 TCe ECO-G (GLP) (LPG / CNG)
Applies if: Built from 13/2/2020 to 25/9/2021.
Fuel-line connections on the Sandero IIIFuel system
- Engine / equipment
- Dacia Sandero III
- Period mentioned
- 2020–2021
- Symptoms
- A fuel smell in the engine bay or petrol stains; in the worst case, fuel leaking in the engine bay.
- Possible cause described
- The fuel-line connections could be defective on cars built from 13/2/2020 to 25/9/2021. Dacia replaces the line in under an hour (recall published by the ÖAMTC).
- Check for the garage
- Check the recall by VIN; with a fuel smell, do not drive and take it to the garage.
- Cost cited in the source
- Free under the recall.A rough figure from the original database, not an up-to-date quote.
Sources from the original database
View full entryEngines: 1.0 SCe (B4D) (Petrol) · 1.0 TCe (H4Dt) (Petrol) · 1.0 TCe ECO-G (GLP) (LPG / CNG)
Dacia Sandero (III): known faults of the gearbox and transmission according to L'argusGearbox
- Engine / equipment
- Dacia Sandero (III), all engines
- Period mentioned
- 2020–2026
- Symptoms
- [6-speed manual] Hard or impossible to change gear (JT4 gearbox) (up to 19/04/2024); [6-speed manual] Gears will not engage (up to 24/05/2024); [6-speed manual] Clutch pedal stays on the floor (up to 28/05/2024)
- 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) [6-speed manual] Hard or impossible to change gear (JT4 gearbox) (up to 19/04/2024): Adjust the gear-change cable or bleed the clutch circuit. 2) [6-speed manual] Gears will not engage (up to 24/05/2024): High-pressure hydraulic pipe. 3) [6-speed manual] Clutch pedal stays on the floor (up to 28/05/2024): Pedal to be replaced.
- 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
View full entryEngines: 1.0 SCe (B4D) (Petrol) · 1.0 TCe (H4Dt) (Petrol) · 1.0 TCe ECO-G (GLP) (LPG / CNG)
Dacia Sandero (III): known faults of the chassis, steering and brakes according to L'argusSuspension and steering
- Engine / equipment
- Dacia Sandero (III), all engines
- Period mentioned
- 2020–2026
- Symptoms
- Front noise on rough roads (up to 25/05/2023); Front noise at idle or low speed (up to 31/07/2024); Rear axle noise from a faulty weld (up to 22/10/2024); Front noise on rough roads (up to 02/10/2024); Front noise or vibration every time you brake; Brake light on (up to 15/01/2025)
- 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) Front noise on rough roads (up to 25/05/2023): Front lower arms to be replaced. 2) Front noise at idle or low speed (up to 31/07/2024): Fit a rubber washer to the engine mount. 3) Rear axle noise from a faulty weld (up to 22/10/2024): Rear axle to be replaced. 4) Front noise on rough roads (up to 02/10/2024): Tighten the steering link bolts or the lower arm bolts. 5) Front noise or vibration every time you brake: Tighten the driveshaft nut, or replace pads or brake discs. 6) Brake light on (up to 15/01/2025): Tighten the brake pipe union.
- 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
View full entryEngines: 1.0 SCe (B4D) (Petrol) · 1.0 TCe (H4Dt) (Petrol) · 1.0 TCe ECO-G (GLP) (LPG / CNG)
Dacia Sandero (III): known faults of the electronics and interior according to L'argusElectrical and electronic systems
- Engine / equipment
- Dacia Sandero (III), all engines
- Period mentioned
- 2020–2026
- Symptoms
- Active emergency braking light on (up to 14/03/2022); Automatic climate control switches off after one or two hours (up to 21/06/2022); Screen black at times or frozen on the reversing camera image (MediaNav ULC 4.5 or later) (up to 01/05/2023); MediaNav faults, black or frozen screen at start-up (up to 01/04/2024); Ventilation or air conditioning faults (up to 13/12/2021); All dashboard lights stay on after switching the ignition on or off (up to 31/05/2025)
- 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) Active emergency braking light on (up to 14/03/2022): Collision warning radar reprogramming. 2) Automatic climate control switches off after one or two hours (up to 21/06/2022): Reprogramming and/or climate control unit replacement. 3) Screen black at times or frozen on the reversing camera image (MediaNav ULC 4.5 or later) (up to 01/05/2023): Reprogram the radio. 4) MediaNav faults, black or frozen screen at start-up (up to 01/04/2024): MediaNav unit to be replaced. 5) Ventilation or air conditioning faults (up to 13/12/2021): Fuse and relay box, or fuse F24, depending on diagnosis. 6) All dashboard lights stay on after switching the ignition on or off (up to 31/05/2025): Reprogram the injection control unit.
- 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
View full entryEngines: 1.0 SCe (B4D) (Petrol) · 1.0 TCe (H4Dt) (Petrol) · 1.0 TCe ECO-G (GLP) (LPG / CNG)
Dacia Sandero (III): known faults of the body according to L'argusBodywork
- Engine / equipment
- Dacia Sandero (III), all engines
- Period mentioned
- 2020–2026
- Symptoms
- Excessive wind noise from the windscreen (up to 15/02/2024)
- 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) Excessive wind noise from the windscreen (up to 15/02/2024): Apply sealant.
- 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
View full entryEngines: 1.0 TCe (H4Dt) (Petrol)
Dacia Sandero (III) 1.0 TCe (H4Dt): known faults of the engine according to L'argusEngine
- Engine / equipment
- 1.0 TCe (H4Dt) in the Dacia Sandero (III)
- Period mentioned
- 2020–2026
- Symptoms
- Coolant leak (up to 30/06/2021); Lack of power or torque, will not start, jerking, rattling (up to 19/01/2022); OBD light, "risk of engine failure" message, stalling or hard starting (up to 26/07/2022); Lack of power, stalling and jerking caused by oil in the spark plug well (up to 24/11/2022); "Check injection" message and/or risk of engine failure (up to 21/06/2023); Loss of power or torque, shaking, flat spots when accelerating (up to 01/08/2023); Lack of power (from 16/01/2020 to 01/08/2023); Will not start and abnormal noise (H4D 470 or 480 engine) from a crankshaft manufacturing defect (up to 23/09/2023); Coolant leak and engine overheating (up to 15/05/2024); Loss of power and OBD light on (up to 01/10/2024); Coolant leak (up to 08/09/2024); Lack of power, stalling and jerking caused by coolant in the ignition coil well, on the H4D 470 and 480 (up to 05/08/2024); Metallic rattle from the engine at the turbo linkage; Battery drains (up to 29/11/2021); Particulate filter and OBD lights on, "check injection" message (up to 30/01/2023); Particulate filter light on (up to 08/03/2023); Emergency braking and ABS lights on (up to 30/04/2025)
- 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) Coolant leak (up to 30/06/2021): Water outlet housing. 2) Lack of power or torque, will not start, jerking, rattling (up to 19/01/2022): Dual-mass flywheel. 3) OBD light, "risk of engine failure" message, stalling or hard starting (up to 26/07/2022): Reprogram the injection control unit. 4) Lack of power, stalling and jerking caused by oil in the spark plug well (up to 24/11/2022): Rocker cover. 5) "Check injection" message and/or risk of engine failure (up to 21/06/2023): Rocker cover sealing and downstream oxygen sensor to be replaced. 6) Loss of power or torque, shaking, flat spots when accelerating (up to 01/08/2023): Reprogramming or boost pressure regulator valve. 7) Lack of power (from 16/01/2020 to 01/08/2023): Turbo air pipe, turbo air control valve or control unit reprogramming (on ECO-G). 8) Will not start and abnormal noise (H4D 470 or 480 engine) from a crankshaft manufacturing defect (up to 23/09/2023): Engine to be replaced. 9) Coolant leak and engine overheating (up to 15/05/2024): Turbo water inlet pipe to be replaced. 10) Loss of power and OBD light on (up to 01/10/2024): Throttle body to be replaced. 11) Coolant leak (up to 08/09/2024): Water pump. 12) Lack of power, stalling and jerking caused by coolant in the ignition coil well, on the H4D 470 and 480 (up to 05/08/2024): Engine to be replaced. 13) Metallic rattle from the engine at the turbo linkage: Turbo to be replaced, 100% covered up to 5 years or 200,000 km. 14) Battery drains (up to 29/11/2021): Reprogram the protection and switching unit. 15) Particulate filter and OBD lights on, "check injection" message (up to 30/01/2023): Upstream/downstream particulate filter temperature sensor. 16) Particulate filter light on (up to 08/03/2023): Reconnect the particulate filter differential pressure sensor. 17) Emergency braking and ABS lights on (up to 30/04/2025): Clutch pedal to be replaced.
- 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
View full entryEngines: 1.0 TCe ECO-G (GLP) (LPG / CNG)
Applies if: Only cars built from 30/6/2020 to 1/11/2022.
"Check injection" message on the LPG 1.0 ECO-G, fixed with a new calibrationIntake / engine management
- Engine / equipment
- 1.0 TCe ECO-G (petrol and LPG) in the Sandero III, Duster II and Jogger
- Period mentioned
- 2020–2022
- Symptoms
- "Check injection" message with the orange warning light on, especially when running on LPG.
- Possible cause described
- Dacia fixes it with a special technical operation (since September 2022) for Sandero, Duster and Jogger ECO-G cars built from 30/6/2020 to 1/11/2022: a new injection calibration by reprogramming, without replacing parts, according to L'argus.
- Check for the garage
- Note whether it happens on LPG or petrol, and in hot weather. At the dealer, ask about the special recalibration operation before replacing injectors or the LPG reducer.
- 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
View full entryEngines: 1.0 TCe ECO-G (GLP) (LPG / CNG)
Dacia Sandero (III) 1.0 TCe ECO-G (GLP): known faults of the engine according to L'argusEngine
- Engine / equipment
- 1.0 TCe ECO-G (GLP) in the Dacia Sandero (III)
- Period mentioned
- 2020–2026
- Symptoms
- [1.0 Eco-G] Stalling, jerking and lack of power (up to 05/10/2023); Coolant leak (up to 30/06/2021); Lack of power or torque, will not start, jerking, rattling (up to 19/01/2022); OBD light, "risk of engine failure" message, stalling or hard starting (up to 26/07/2022); Lack of power, stalling and jerking caused by oil in the spark plug well (up to 24/11/2022); "Check injection" message and/or risk of engine failure (up to 21/06/2023); Loss of power or torque, shaking, flat spots when accelerating (up to 01/08/2023); Lack of power (from 16/01/2020 to 01/08/2023); Will not start and abnormal noise (H4D 470 or 480 engine) from a crankshaft manufacturing defect (up to 23/09/2023); Coolant leak and engine overheating (up to 15/05/2024); Loss of power and OBD light on (up to 01/10/2024); Coolant leak (up to 08/09/2024); Lack of power, stalling and jerking caused by coolant in the ignition coil well, on the H4D 470 and 480 (up to 05/08/2024); Metallic rattle from the engine at the turbo linkage; Battery drains (up to 29/11/2021); Particulate filter and OBD lights on, "check injection" message (up to 30/01/2023); Particulate filter light on (up to 08/03/2023); Emergency braking and ABS lights on (up to 30/04/2025)
- 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) [1.0 Eco-G] Stalling, jerking and lack of power (up to 05/10/2023): Reprogram the injection control unit or replace the LPG rail (Landi Renzo). 2) Coolant leak (up to 30/06/2021): Water outlet housing. 3) Lack of power or torque, will not start, jerking, rattling (up to 19/01/2022): Dual-mass flywheel. 4) OBD light, "risk of engine failure" message, stalling or hard starting (up to 26/07/2022): Reprogram the injection control unit. 5) Lack of power, stalling and jerking caused by oil in the spark plug well (up to 24/11/2022): Rocker cover. 6) "Check injection" message and/or risk of engine failure (up to 21/06/2023): Rocker cover sealing and downstream oxygen sensor to be replaced. 7) Loss of power or torque, shaking, flat spots when accelerating (up to 01/08/2023): Reprogramming or boost pressure regulator valve. 8) Lack of power (from 16/01/2020 to 01/08/2023): Turbo air pipe, turbo air control valve or control unit reprogramming (on ECO-G). 9) Will not start and abnormal noise (H4D 470 or 480 engine) from a crankshaft manufacturing defect (up to 23/09/2023): Engine to be replaced. 10) Coolant leak and engine overheating (up to 15/05/2024): Turbo water inlet pipe to be replaced. 11) Loss of power and OBD light on (up to 01/10/2024): Throttle body to be replaced. 12) Coolant leak (up to 08/09/2024): Water pump. 13) Lack of power, stalling and jerking caused by coolant in the ignition coil well, on the H4D 470 and 480 (up to 05/08/2024): Engine to be replaced. 14) Metallic rattle from the engine at the turbo linkage: Turbo to be replaced, 100% covered up to 5 years or 200,000 km. 15) Battery drains (up to 29/11/2021): Reprogram the protection and switching unit. 16) Particulate filter and OBD lights on, "check injection" message (up to 30/01/2023): Upstream/downstream particulate filter temperature sensor. 17) Particulate filter light on (up to 08/03/2023): Reconnect the particulate filter differential pressure sensor. 18) Emergency braking and ABS lights on (up to 30/04/2025): Clutch pedal to be replaced.
- 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
View full entryEngines for this model
- 1.0 SCe (B4D)Petrol
- 1.0 TCe (H4Dt)Petrol
- 1.0 TCe ECO-G (GLP)LPG / CNG