EXPERT IN AUTO PARTS
22 September 2025 (updated) Table of Contents
The automatic transmission of the Citroën C3 Aircross causes many owners considerable concern, as malfunctions occur even in the early stages of operation. The most common symptoms include jerky gear changes, delays when starting off and unusual noises during gear changes. The EAT8 automatic transmission is particularly susceptible to software problems, which manifest themselves in irregular shift points and occasional "sticking" between gears. These faults often occur after just 15,000-25,000 km and deteriorate continuously. The reliability of the system suffers from frequent short trips where the transmission does not reach optimum operating temperature. Many drivers report that the transmission does not shift properly and does not immediately jump into the desired gear.
A systematic check is essential for the early detection of transmission problems. The sensitive Citroën C3 Aircross automatic gearboxes require regular software updates every 20,000 km and oil changes every 60,000 km to ensure optimum function. At the first sign of shifting problems, a workshop should be visited immediately, as delays can lead to costly consequential damage. Preventive maintenance with original gearbox oil and regular system diagnostics can significantly extend the service life and prevent serious defects.
The 1.5 BlueHDI 130 engine exhibits characteristic weak points, which manifest themselves particularly at higher mileages. From 40,000 km upwards, problems often occur with the diesel particulate filter, which becomes clogged due to incomplete regeneration cycles and ultimately no longer functions properly. The AdBlue system also causes problems, as the injection nozzles tend to become calcified and have to be replaced after 50,000 km. Turbocharger damage is another typical problem with this engine, with the guide vanes wearing out after just 60,000-80,000 km. Especially in vehicles that are mainly driven in city traffic, these faults show up earlier, as the engine does not reach the necessary operating temperature for proper DPF regeneration. Symptoms include reduced performance, black smoke from the exhaust and frequent warning messages in the on-board computer.
Regular maintenance is crucial for the longevity of the diesel unit. The demanding Citroën C3 Aircross 1.5 BlueHDI 130 engines require an oil change every 15,000 km with specially approved low SAPS oils as well as regular highway runs for DPF regeneration. The AdBlue tank should never be completely emptied and the quality of the AdBlue used must comply with ISO standards. A professional diagnosis every 30,000 km can detect problems at an early stage and avoid expensive repairs. The use of high-quality diesel fuels with additives helps to keep the injectors clean.
The axle springs of the Citroën C3 Aircross prove to be one of the vehicle's biggest weak points, as they have a significantly shorter service life than comparable models. After just 25,000-35,000 km, the front springs show the first signs of fatigue, which can be heard in the form of metallic knocking noises when driving over potholes or kerbs. The rear axle springs usually follow after a further 10,000-15,000 km. A particular problem is that the springs do not have to be replaced individually, but often in pairs to ensure even vehicle balance. The dampers also show premature wear, with the front units leaking and losing their damping effect after around 50,000 km. This combination of weak springs and worn dampers leads to a significantly deteriorated ride comfort and can affect driving safety.
A professional inspection is necessary to identify suspension problems in good time. The stressed Citroën C3 Aircross axle springs should be checked for cracks and signs of settlement every 20,000 km, while the dampers should be visually inspected once a year. At the first sign of suspension noise or changes in handling, a workshop should be visited immediately. Replacement should only be carried out with original parts or equivalent brand components, as inferior replacement parts can exacerbate the problems. A gentle driving style and avoiding potholes can extend the service life of the suspension.
Article number: 135O0016
£ 0,32
Price per item
price incl. 20% VAT, excl. delivery costs
-47%
RIDEX Shaft Seal, differential
Front Axle Left
Article number: 630S0005
compared to
RRP
£ 4,60
£ 2,40
Price per item
price incl. 20% VAT, excl. delivery costs
-48%
RIDEX Brake pad set
Rear Axle, not prepared for wear warning indicator
Article number: 402B0029
compared to
RRP
£ 21,30
£ 10,95
price incl. 20% VAT, excl. delivery costs
-48%
RIDEX Brake pad set
Front Axle, not prepared for wear warning indicator
Article number: 402B0049
compared to
RRP
£ 25,40
£ 13,21
price incl. 20% VAT, excl. delivery costs
-54%
Article number: 82B0022
compared to
RRP
£ 50,10
£ 22,69
Price per item
price incl. 20% VAT, excl. delivery costs
The lighting system of the Citroën C3 Aircross has various weak points, which are particularly evident in the LED headlights. Individual LED modules fail after an average of 30,000 km, and the entire headlight unit often has to be replaced as the LEDs cannot be replaced individually. The rear lights suffer from condensation caused by leaking housing seals, which can lead to failure after just 20,000 km. Particularly problematic are the daytime running lights, which often flicker or fail completely, which not only represents a safety risk but also leads to complaints during the main inspection. The interior lighting also shows defects, with the LED reading lights losing their brightness or failing completely after around 40,000 km. These complaints occur regardless of vehicle use and appear to be due to quality problems with the LED components used.
Professional maintenance is necessary to detect and rectify lighting problems at an early stage. The sensitive Citroën C3 Aircross lighting systems require regular checks every 15,000 km, paying particular attention to condensation and LED failures. A workshop inspection should be carried out at the first sign of flickering or reduced light intensity, as defective lighting represents a safety risk. Cleaning the headlight lenses with special polishes can improve the light output and extend the service life of the LEDs. It is also important to check the headlight alignment regularly, as this can shift due to changes in the chassis.
The brake system of the Citroën C3 Aircross has several characteristic problems, which are mainly manifested by premature wear of the brake discs. The front brake discs already show clear signs of wear after 35,000-45,000 km and often have to be replaced earlier than on comparable vehicles. Particularly noticeable is the grooving on the discs, which is exacerbated by the brake pads used. The rear brake discs tend to rust as they are subjected to less stress due to the electronic parking brake and brake force distribution. Another problem is the electronic parking brake itself, which tends to malfunction after around 60,000 km and sometimes fails to release or apply properly. The brake fluid needs to be changed more frequently than recommended as it tends to absorb water and lose its effectiveness. This combination of factors leads to reduced braking performance and can affect road safety.
A systematic check is essential for the functional safety of the brake system. The stressed Citroën C3 Aircross brake discs should be checked every 10,000 km for wear and surface condition, while the brake fluid must be checked annually for water content. At the first signs of brake squeal, increased braking distance or vibrations in the steering wheel, a specialist workshop should be visited immediately. Brake discs should always be replaced in pairs and only original parts or equivalent branded products should be used. A careful driving style with anticipatory braking can considerably extend the service life of the brake components.
-63%
RIDEX Brake disc
Rear Axle, 248,4x9mm, 4x108, solid, Cast Iron
Article number: 82B0414
compared to
RRP
£ 101,50
£ 36,77
Price per item
price incl. 20% VAT, excl. delivery costs
BREMBO Brake pad set
Rear Axle, excl. wear warning contact
Article number: P 85 020
£ 14,91
price incl. 20% VAT, excl. delivery costs
-21%
BLUE PRINT Oil filter
Filter Insert
Article number: ADF122102
compared to
RRP
£ 6,99
£ 5,48
price incl. 20% VAT, excl. delivery costs
ELRING Sealing Plug, oil sump
M16x1,5x12, Spanner Size: 8 mm, with seal ring
Article number: 434.941
£ 2,93
Price per item
price incl. 20% VAT, excl. delivery costs
-58%
REINZ Gasket, cylinder head
0,6 mm, Ø: 79,8 mm, Multilayer Steel (MLS)
Article number: 61-35055-10
compared to
RRP
£ 60,52
£ 25,18
price incl. 20% VAT, excl. delivery costs
Based on the experience of Citroën C3 Aircross drivers, the following additional problems occur:
| Strengths | Weak points |
|---|---|
| Spacious interior | Automatic transmission faults |
| High seating position | 1.5 BlueHDI 130 engine problems |
| Good visibility | Premature axle spring wear |
| Modern connectivity | Frequent lighting defects |
| Versatile equipment | Brake disk problems |
| Attractive design | Air conditioning failures |
| Good use of space | Electronic parking brake malfunctions |
The Citroën C3 Aircross proves to be a practical family car with some serious weaknesses that require regular attention. While the vehicle impresses with its spaciousness and modern equipment, its reliability and durability suffer from various technical problems. Consistent preventive maintenance and the timely rectification of any defects that arise are crucial for a satisfactory service life.
ELRING Rocker cover gasket
FEBEST Tripod Hub, Drive shaft
ELRING Thermostat housing gasket
ELRING Crankshaft seal
PTFE (polytetrafluoroethylene)/FPM (fluoro rubber)
ELRING Rocker cover gasket
MANN-FILTER Pollen filter
Particulate Filter, 293 mm x 96 mm x 32 mm
ELRING Valve stem seal
8,8 mm
FEBEST Seal Ring, injector
from rail to injector
BREMBO Brake pad set
Rear Axle, excl. wear warning contact
FEBI BILSTEIN Brake disc
Front Axle, 283x26mm, 4x108, internally vented