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High-pressure pump AUDI A3 (8P1 / 8PA) 1.6 TDI 90 hp

1.6 TDI 90 hp

For the AUDI A3 (8P1 / 8PA) in 1.6 TDI 90 hp (66 kW diesel), the autoKUR catalogue holds 2 exchange-standard reference(s). At equal displacement, two outputs do not call for the same part.

Engine specification: 1598 cm³, diesel, built from 05/2009 to 08/2012. 2 matching part numbers: 5WS40836 (SIEMENS-VDO), 5WS40891 (SIEMENS-VDO). Compare with the code stamped on your part.

Other engines of the AUDI A3 (8P1 / 8PA): 2.0 TDI 170 hp, 2.0 TDI Quattro 170 hp, 2.0 TDI 140 hp. If the code stamped on your part is legible, search by reference remains the safest route. 24-month warranty.

Frequently asked questions

About this category

The high-pressure pump category for the 1.6 TDI 90 hp motorization addresses a common failure point in diesel engines, where wear on the pump or its injectors leads to performance issues such as power loss, excessive smoke, or rough idling. This range is designed for automotive professionals—garages, mechanics, and DIY enthusiasts—who require a direct replacement part that restores optimal fuel delivery without the need for costly OEM purchases. The pumps listed here are remanufactured to original equipment standards, ensuring compatibility with the vehicle’s motorization and power output.

This range is built in collaboration with leading suppliers like SIEMENS-VDO, whose expertise in diesel injection systems ensures that each pump undergoes rigorous testing for pressure regulation, flow consistency, and durability. The wholesale approach allows garages to access high-quality exchange standard parts at competitive rates, reducing inventory costs while maintaining service reliability. The focus remains on delivering a product that meets the technical demands of the 1.6 TDI 90 hp motorization, whether for routine maintenance or emergency repairs.

Professional uses by trade

Different professionals approach the high-pressure pump for the 1.6 TDI 90 hp motorization with distinct priorities: garages seek efficiency and compatibility, DIY enthusiasts value accessibility, and German buyers prioritize precision and long-term reliability. Each group requires a part that aligns with their workflow and technical expectations.

  • Le garagiste independant : Replace a failing pump during a routine service to restore engine performance and avoid customer complaints about power loss or excessive smoke.
  • L'automobiliste depanne : Order an exchange standard pump when the vehicle enters limp mode, ensuring a quick fix without the need for a full workshop visit.
  • Le passionne qui fait lui-meme : Source a remanufactured pump to complete a DIY repair, leveraging clear compatibility data to match the motorization exactly.
  • Der deutsche Kaeufer (DACH) : Prioritize pumps with documented remanufacturing processes, as German buyers often expect detailed technical validation before purchase.
  • Le garagiste independant : Use the pump’s OEM reference to cross-check compatibility with the vehicle’s engine code, avoiding mismatched installations.
  • L'automobiliste depanne : Opt for a pump with a core deposit system to simplify the return of the old part, reducing hassle during the exchange process.
  • Der deutsche Kaeufer (DACH) : Select a pump that includes a warranty period, providing reassurance for long-term use in high-mileage vehicles.

Range comparison

The following high-pressure pumps are specifically remanufactured for the 1.6 TDI 90 hp motorization, with each reference validated for direct fitment and performance consistency. The table below highlights their key attributes to guide your selection.

RangeUseFormat
High-pressure pump SIEMENS-VDO 5WS40836direct replacement for 1.6 TDI 90 hp
High-pressure pump SIEMENS-VDO 5WS40891high-mileage applications

How to choose

Selecting the right high-pressure pump for the 1.6 TDI 90 hp motorization requires attention to several technical and logistical factors. Professionals should evaluate compatibility, condition, and supplier reliability to ensure a seamless replacement process.

  1. Verify the pump’s OEM reference against the vehicle’s engine code to confirm exact fitment, avoiding costly installation errors.
  2. Check the remanufacturing process details to ensure the pump meets original equipment standards for pressure regulation and durability.
  3. Assess the condition of the pump’s cartridge and CHRA (Center Housing Rotating Assembly) to confirm it is free from excessive wear or damage.
  4. Prioritize suppliers with a core deposit system to simplify the return of the old pump, streamlining the exchange process.
  5. Evaluate the pump’s packaging and preservation methods to ensure it arrives in optimal condition, ready for immediate installation.
  6. Consider the supplier’s rotation policy for exchange standard parts, as frequent turnover ensures fresher stock and reduced risk of obsolescence.
  7. For high-mileage vehicles, select a pump with documented compatibility for extended use, reducing the likelihood of repeat failures.

Storage & logistics

Proper storage of high-pressure pumps for the 1.6 TDI 90 hp motorization is critical to maintaining their performance and longevity. These pumps should be kept in a dry, temperature-controlled environment, away from direct sunlight and contaminants that could compromise their seals or internal components. For wholesale buyers, it is essential to rotate stock regularly to prevent stagnation, ensuring that older units are used first to maintain freshness. The packaging should remain intact until installation, with desiccant packs included to absorb moisture and protect against corrosion. Handling should be done with care to avoid impacts or vibrations that could dislodge internal components, particularly the CHRA or cartridge.

With over a decade of experience in diesel injection systems, our team has validated hundreds of high-pressure pumps for the 1.6 TDI 90 hp motorization, ensuring each unit meets the rigorous standards expected by professionals and enthusiasts alike.— autoKUR team

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Useful references

For regulatory and sector references, see Reglement (UE) 461/2010 — pieces de rechange et garantie constructeur.