Common problems
Citroen C5 Aircross common problems and reliability issues
Honest rundown of the most common Citroen C5 Aircross faults, what to watch for, and how to keep one running well.
Updated 4th September 2026 DVSA data: Across 6,251 recorded MOT tests, 8.7% failed.

More on the Citroen C5 Aircross
TL;DR
The Citroen C5 Aircross is a stylish SUV, but it has some common faults worth noting. Key areas to watch include engine performance, transmission behaviour, and suspension wear. Regular maintenance can help mitigate these issues.
Common engine issues reported in 2018-2020 models.
Transmission hesitation noted in 2019-2020 models.
Suspension wear concerns in Advanced Comfort versions.
Recalls for brake and electrical faults from 2018-2021.
Engine Issues
The Citroen C5 Aircross features a range of engines, with the 1.2 PureTech being the most common. Owners have reported misfires and rough idling, particularly in models from 2018 to 2020. These issues can often be traced back to faulty spark plugs or ignition coils. Regular servicing can help mitigate these problems. Additionally, some drivers have highlighted faults related to oxygen sensors and mass airflow (MAF) sensors, which can illuminate the engine warning light if not addressed promptly.
Transmission Problems
The automatic transmission in the C5 Aircross has received mixed reviews. Models from 2019 and 2020 are known for occasional hesitation during gear changes. While this may not affect all vehicles, it is worth test-driving to ensure smooth operation. If you notice any delay or jerkiness, it might indicate a need for further inspection. Owners have also mentioned that the transmission can feel less responsive in certain driving conditions, which could detract from the overall driving experience.
Suspension Concerns
The C5 Aircross is equipped with Advanced Comfort suspension, which aims to provide a smooth ride. However, some drivers have reported premature wear on suspension components. This can lead to a less comfortable ride and increased noise. Regular checks can help identify any issues early, especially if you frequently drive on rough roads. It’s also worth noting that some owners have experienced issues with the suspension’s ability to absorb bumps effectively, leading to a harsher ride than expected.
Electrical Faults
Electrical issues have been reported in various C5 Aircross models, particularly those manufactured between 2018 and 2021. Problems include faulty infotainment systems and dashboard warning lights. These faults can often be resolved with software updates, but persistent issues may require professional diagnosis. Additionally, some users have flagged problems with the car’s start-stop system, which may not function correctly even after a full battery charge.
Recalls and Safety
Citroen has issued several recalls for the C5 Aircross, mainly addressing brake and electrical faults. If you are considering purchasing a used model, check the DVSA website for any outstanding recalls. Ensuring that all recall work has been completed can help maintain the vehicle’s safety and reliability. Owners have reported that resolving recall issues has often improved the overall performance and safety of their vehicles.
What people are asking
Is the Citroen C5 Aircross a reliable car?
The Citroen C5 Aircross has received mixed reviews regarding its reliability. While many owners appreciate its comfort and design, some have reported issues with electrical systems and engine performance. Regular maintenance and addressing known issues promptly can help improve its reliability.
What is the engine fault on the Citroen C5 Aircross?
The most frequently reported engine faults include issues with faulty oxygen sensors, worn spark plugs, and mass airflow (MAF) sensor failures. These problems can illuminate the engine warning light and affect the vehicle’s running if not addressed in a timely manner.
What’s the average lifespan of a Citroen C5 Aircross?
The estimated lifespan of a Citroen C5 Aircross is around 152,000 miles before reaching its upper life expectancy limit. Proper maintenance and care can help extend its lifespan significantly.
What are common Citroen C5 problems?
Common problems reported by owners include electrical faults, engine misfires, and transmission hesitations. Regular servicing and addressing issues as they arise can help maintain the vehicle’s performance.
What owners say
Many appreciate the comfort and design, noting that the seats are particularly well-designed for long drives. The 2.0-litre diesel engine has received praise for its power and smooth transmission, making it a suitable choice for those who frequently travel long distances. Owners have shared a variety of experiences regarding the C5 Aircross.
However, some drivers have expressed concerns about the backseat comfort, stating that it can be narrow for adults, with seatbelt parts digging into passengers. This has been a common theme in discussions, with users highlighting that rear seat comfort may not meet expectations for taller individuals.
Electrical issues have also been a recurring topic. Some owners have reported random warning lights appearing without clear causes, which can be frustrating. Others have mentioned that the infotainment system can be glitchy, affecting overall satisfaction with the vehicle.
While many enjoy the ride quality, some have noted that it can be less effective at absorbing bumps than anticipated, leading to a harsher ride experience than expected. Additionally, discussions have brought up concerns about the suspension’s performance over rough terrain.
Citroen C5 Aircross recall record
21 recalls have been issued for the Citroen C5 Aircross, between 2020 and 2026.
MCU inverter
R/2026/162Issued 24 April 2026
On affected vehicles the Motor Control Unit (MCU) Inverter may have a manufacturing deviation which could lead to gearbox malfunctions and the risk of an internal electrical short circuit leading to overheating or a fire.
Remedy:Replace the MCU Inverter.
Affects cars built Mar 2026 to Mar 2026
Body Height sensor
R/2026/158Issued 20 April 2026
Affected vehicles may exhibit improper headlamp levelling due to an incorrectly assembled Body Height Sensor.
Remedy:Change the body height sensor.
Affects cars built Jul 2025 to Jul 2025
Citroen Cross carline Fuel injection common rail.
R/2026/021Issued 21 January 2026
On affected vehicles a non-conformity issue with the fuel injection common rail may lead to a loosening of the nut and a potential fuel leak.
Remedy:Check the fuel injection common rail and if necessary replace the rail and high-pressure fuel pipes.
Affects cars built Aug 2025 to Sept 2025
Citroen C5 Aircross BCM software Stop/Start system.
R/2025/417Issued 29 September 2025
On affected vehicles the engine will run all the time and will not shut off in start/stop mode due to incorrect Body Control Module coding.
Remedy:Update the Body Control Module software.
Affects cars built Sept 2023 to Apr 2025
17 older recalls not shown.
A recall applies to a build range, not to every car of this model. Check a registration to see whether one specific vehicle has an outstanding recall.
Citroen C5 Aircross MOT record
From 6,251 recorded MOT tests, 8.7% failed.
| Registered | Tests | Failed | Median mileage |
|---|---|---|---|
| 2023 | 267 | 7.1% | 21,051 mi |
| 2022 | 3,183 | 8.3% | 24,153 mi |
| 2021 | 2,801 | 9.2% | 33,985 mi |
Most common reasons for failure
- Tyre tread depth not in accordance with the requirements42.7%
- A tyre seriously damaged23.1%
- a brake lining or pad worn below 1.5mm16.5%
- Brake disc or drum excessively weakened, insecure or fractured10.9%
- A tyre cords visible or damaged6.9%
Figures cover every Citroen C5 Aircross tested in the DVSA dataset, not this specific car. Check a registration for the actual history of one vehicle.
Citroen C5 Aircross official figures
Median across 16 variants on sale, diesel, electricity, electricity / petrol, petrol, petrol electric.
- Combined economy
- 45.1 mpg
- WLTP median across variants
- CO2 emissions
- 141 g/km
- Sets the first-year tax rate
- Electric range
- 154 miles
- Manufacturer WLTP figure
Official figures for new cars. Real economy varies with driving, load and conditions.
Frequently asked questions
What are the common engine problems with the Citroen C5 Aircross?
Some owners have reported issues with the 1.2 PureTech engine, particularly in models from 2018 to 2020, including misfires and rough idling.
Are there any transmission issues in the Citroen C5 Aircross?
The automatic transmission in the 2019 and 2020 models has been noted for occasional hesitation during gear changes.
What suspension problems should I be aware of?
Some C5 Aircross models, especially those with the Advanced Comfort suspension, may experience premature wear on components, leading to a bumpy ride.
Have there been any recalls for the Citroen C5 Aircross?
Recalls are issued against individual vehicles rather than a model as a whole, so a model-level yes or no would be guesswork. Enter the registration on Honest Car Check and we check the DVSA record for that specific car. Where DVSA holds no status, confirm it with a franchised dealer using the VIN.
Sources
- DVSA anonymised MOT tests and results (Open Government Licence v3.0)
- VCA new car fuel consumption and emissions data (Open Government Licence v3.0)
- DVSA vehicle safety recalls (Open Government Licence v3.0)