HomeEmission Control > Crankcase Ventilation SystemBeck Arnley 045-0422 Engine Crankcase Vent Valve
Part #: 045-0422

Beck Arnley 045-0422 Engine Crankcase Vent Valve

4 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Audi, A5 Quattro and A4 Quattro
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Overview of Beck Arnley Engine Crankcase Vent Valve 045-0422

The Beck Arnley Engine Crankcase Vent Valve 045-0422 is designed specifically for Audi A4 Quattro and A5 Quattro models. This valve plays a critical role in the emission control system by regulating crankcase gases and maintaining engine performance.

  • Compatible with Audi A4 Quattro and A5 Quattro
  • Part number 045-0422 for precise identification
  • Engine crankcase vent valve designed for emission control systems
  • Ensures proper ventilation of crankcase gases
  • Manufactured by Beck Arnley, a trusted automotive parts brand

Detailed Product Description

The Beck Arnley 045-0422 engine crankcase vent valve is an essential component within the emission control system of Audi A4 Quattro and A5 Quattro vehicles. It regulates the flow of crankcase gases, preventing pressure buildup and reducing harmful emissions. This valve helps maintain optimal engine performance by ensuring that gases are properly vented and routed back into the intake system for combustion. The part is engineered to meet OEM specifications, providing reliable fitment and function for the specified Audi models.

Common Applications and Issues Addressed

  • Prevents excessive crankcase pressure that can cause oil leaks
  • Reduces engine emissions by controlling gas flow
  • Helps avoid rough idling and engine performance issues
  • Mitigates potential damage to engine seals and gaskets
  • Supports compliance with emission regulations for Audi A4 Quattro and A5 Quattro

Installation Notes and Tips

  • Ensure vehicle compatibility with Audi A4 Quattro or A5 Quattro before installation
  • Inspect surrounding hoses and seals for wear during replacement
  • Follow manufacturer torque specifications to avoid damage
  • Replace the valve as part of routine emission system maintenance
  • Consult vehicle service manual for detailed installation procedures

Quality Assurance and Warranty Information

Beck Arnley parts are manufactured to meet or exceed OEM standards, ensuring durability and reliable performance. The 045-0422 engine crankcase vent valve undergoes rigorous quality control testing to maintain consistent function. Warranty coverage details vary by region and distributor, but Beck Arnley typically offers limited warranties against defects in material and workmanship.

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2010AudiA5 Quattro3.2LV6N/A
2009AudiA4 Quattro3.2LV6N/A
2009AudiA5 Quattro3.2LV6N/A
2008AudiA5 Quattro3.2LV6N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.