New Engine Crankcase Vent Exhaust Valve For Audi Volkswagen VW - 077103245C

Engine Crankcase Vent Exhaust Valve for Audi Volkswagen VW

This engine crankcase vent exhaust valve, part number 077103245C, regulates crankcase pressure and routes blow-by gases on compatible Audi and Volkswagen VW engines.

Overview

This engine crankcase vent exhaust valve replaces a clogged or failed breather valve on Audi and Volkswagen VW engines. The valve meters crankcase pressure and directs blow-by vapors back into the intake, helping reduce oil leaks and rough running. A fresh crankcase vent exhaust valve supports steady idle and cleaner emissions.

Built For Performance

• OEM cross-reference 077103245C for direct replacement
• Diaphragm design regulates crankcase pressure under load
• Sealed housing resists oil vapor and heat cycling
• Direct-fit mounting for straightforward installation
• Helps prevent pressure buildup that causes seal leaks

Fits These Machines

• for Audi engines using part 077103245C
• for Volkswagen VW engines using part 077103245C

On-The-Job Use

• Replacing a failed crankcase breather valve
• Fixing oil leaks caused by excess crankcase pressure
• Restoring steady idle and reducing blow-by
• Routine emissions system maintenance

Specs At A Glance

Good To Know

Q: What are the signs this valve has failed? A: Common symptoms include oil leaks, rough idle, and a whistling or hissing noise from the crankcase. Replacing the valve usually clears these issues.

Q: Do I need to verify engine code before ordering? A: Yes, engine codes and model years can share part numbers with different valves. Match 077103245C to your engine before purchase.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.