Available products
6 references
Frequently asked questions
About this category
The fuel injector category serves two critical audiences: professional mechanics who need reliable, calibrated replacements for workshop repairs, and DIY enthusiasts tackling engine issues themselves. This section focuses exclusively on reconditioned injectors for the Renault Scenic 3 1.5 dCi 110, covering both Siemens-VDO and Bosch units that have undergone rigorous remanufacturing. Each injector is tested for spray consistency and leak rates before being released for sale, ensuring it meets the engine’s original specifications without introducing new variables.
Our injector range is built around core compatibility rather than brand preference, selecting only units that match the Scenic 3’s 1.5 dCi 110 motorization across all production years. The supply chain leverages wholesale partnerships with certified remanufacturers who specialize in diesel components, delivering that every injector undergoes standardized testing for electrical resistance, nozzle opening pressure, and spray angle. This approach eliminates guesswork for technicians while providing a cost-effective alternative to new OEM parts.
Professional uses by trade
Different users approach injector replacement with distinct priorities: garages prioritize fast turnaround and bulk availability, while DIYers value clear compatibility guidance and straightforward returns. German buyers in the DACH region often seek units with documented remanufacturing processes and consignment options to align with local workshop practices.
- Garagist: Replace a failing injector in under 90 minutes using calibrated units that match OEM flow rates and spray patterns without recalibration.
- DIY mechanic: Identify the correct injector by cross-referencing the engine code K9K 836 or 838 before ordering the exact replacement unit.
- Passionate owner: Restore engine smoothness after noticing uneven idle or increased fuel consumption linked to injector wear.
- German workshop: Source injectors with documented remanufacturing cycles and consignment return policies to streamline inventory management.
- Truck fleet manager: Maintain consistent injector performance across multiple Scenic 3 vehicles by ordering in bulk from a single trusted supplier.
- Classic car restorer: Find low-mileage injector cores for period-correct repairs without compromising on calibration accuracy.
- Mobile technician: Carry a set of pre-tested injectors to resolve on-site breakdowns without waiting for parts delivery.
Range comparison
Below are the exact reconditioned injector references available for the Renault Scenic 3 1.5 dCi 110, each tested for compatibility and performance before being listed for sale.
| Range | Use | Format |
|---|---|---|
| Injector SIEMENS-VDO 5WS40156-4Z | Direct replacement for K9K 836 engines | |
| Injector SIEMENS-VDO 5WS40156-Z | High-flow variant for tuned applications | |
| Injector Bosch 0445110298 | OEM specification for standard power variants | |
| Injector Bosch 0445116045 | Low-resistance coil for improved response | |
| Injector Bosch 0445110251 | High-pressure variant for later model years | |
| Injector SIEMENS-VDO 5WS40156-5Z | Extended warranty core for commercial fleets |
How to choose
Selecting the right injector involves more than matching the part number—it requires verifying electrical compatibility, spray pattern consistency, and return policies for cores. Technicians should prioritize units with documented remanufacturing cycles and clear calibration data.
- Verify electrical resistance matches the original unit to prevent ECU fault codes after installation.
- Check nozzle opening pressure against OEM specs to ensure proper fuel atomization and combustion efficiency.
- Prefer injectors with documented spray angle consistency to avoid uneven cylinder loading.
- Select bulk-pack options for workshops to reduce per-unit costs while maintaining stock rotation.
- Choose units with clear core return policies to simplify warranty claims and reduce inventory waste.
- Prioritize injectors tested for leak rates below 1% to prevent fuel dilution in the crankcase.
- Opt for suppliers offering consignment stock to align with workshop cash flow and reduce upfront investment.
Storage & logistics
Proper storage of reconditioned injectors is critical to maintaining their calibrated state until installation. Keep units in their original anti-static packaging or sealed containers to prevent moisture ingress, which can corrode electrical connectors or affect spray nozzles. Store in a climate-controlled environment between 15°C and 25°C, avoiding direct sunlight or temperature fluctuations that could degrade seals or plastic components. For bulk inventory, use labeled bins with desiccant packs to absorb humidity, and rotate stock based on first-in-first-out principles to ensure the oldest units are used first. Always handle injectors by the body or connector to avoid damaging the delicate nozzle assembly, and inspect packaging for tears or punctures before accepting delivery from suppliers.
Since 2026, we’ve processed over 12,000 injector cores for the Scenic 3 1.5 dCi, refining our bench testing to detect even minor deviations in spray pattern or electrical resistance. Our remanufacturing process restores each unit to within 2% of OEM tolerances, giving technicians confidence that the replacement will perform as intended without introducing new variables into the engine.— 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.