Frequently asked questions
About this category
The 1.4 HDi 68 hp engine, found in Citroen C3 models from the mid-2000s, is known for its durability but requires precise fuel delivery to maintain efficiency. This category covers the essential fuel injectors and high-pressure pumps needed when symptoms like misfires, black smoke, or rough idling appear, addressing both mechanical wear and contamination issues common in diesel systems.
As a specialist in exchange-standard remanufactured parts, we source these components from certified European suppliers who rebuild them to original equipment standards. This approach ensures compatibility with your vehicle’s motorization while reducing costs compared to new OEM parts, making it ideal for both professional garages and private restorers.
Professional uses by trade
Different users approach injector replacement with distinct priorities: garages prioritize calibration and bulk availability, while DIY enthusiasts focus on ease of installation and cost efficiency. Each group benefits from a clear understanding of compatibility and remanufacturing standards.
- Le garagiste independant: Replaces worn injectors with calibrated remanufactured units to restore engine balance and fuel efficiency without waiting for OEM deliveries.
- L'automobiliste depanne: Orders a single injector for a quick roadside fix when the engine stalls or emits thick black smoke during acceleration.
- Le passionne qui fait lui-meme: Purchases a complete set of injectors to overhaul the fuel system, ensuring long-term reliability for a restored Citroen C3.
- Der deutsche Kaeufer (DACH): Seeks remanufactured injectors with European traceability, avoiding language barriers in warranty claims or technical support.
- Le garagiste independant: Uses injectors with consistent spray patterns to prevent uneven cylinder wear, a common issue in 1.4 HDi engines.
- L'automobiliste depanne: Opts for injectors with protective coatings to resist diesel contamination, extending service life in urban driving conditions.
- Der deutsche Kaeufer (DACH): Prefers injectors labeled for direct fitment, minimizing adaptation work during installation in older C3 models.
Range comparison
Below are the remanufactured injectors compatible with the 1.4 HDi 68 hp, listed with their exact reference numbers and key attributes for quick identification.
| Range | Use | Format |
|---|---|---|
| Injecteur SIEMENS-VDO 5WS40149-Z | Direct replacement for Citroen C3 1.4 HDi | |
| Injecteur Bosch 0445110339 | High-pressure diesel injector for 68 hp engines |
How to choose
Selecting the right injector involves more than matching the reference number; packaging, storage conditions, and supplier reliability play critical roles in ensuring performance and longevity.
- Choose injectors with protective caps to prevent contamination during storage or transport, a detail often overlooked in bulk orders.
- Opt for units labeled with clear motorization compatibility to avoid mismatches in engines with slight variations like DPF-equipped models.
- Prioritize injectors from suppliers with documented remanufacturing processes, ensuring consistent spray patterns and pressure regulation.
- Select packaging that includes desiccant packs to protect against humidity, critical for parts stored in unheated workshops or garages.
- Favor suppliers offering batch traceability, allowing you to track the injector’s origin and remanufacturing date for warranty purposes.
- Avoid injectors without visible wear indicators, as these may hide internal damage that could lead to premature failure.
- Check for alignment marks on the injector body, a sign of precise calibration during the remanufacturing process.
Storage & logistics
For garages and workshops, storing injectors in a climate-controlled environment with low humidity prevents corrosion and preserves calibration. Keep units in their original packaging until installation, and avoid stacking heavy items on top to prevent deformation. For private restorers, a sealed plastic bin with desiccant packets in a dry garage or basement suffices, but always inspect for moisture damage before use. Never store injectors near solvents, fuels, or cleaning agents, as vapors can degrade seals and coatings.
Since 2026, we’ve supplied remanufactured injectors to workshops across Europe, focusing on parts that meet the exacting standards of the 1.4 HDi 68 hp without the premium of new OEM pricing.— autoKUR team
Related categories
Browse our other ranges:
Useful references
For regulatory and sector references, see Reglement (UE) 461/2010 — pieces de rechange et garantie constructeur.


