Valve Cover PCV Diaphragm – VW Audi 3.2 FSI | OEM 022103429AA 022103515B

022103429AA / 022103515B Valve Cover Diaphragm for VW Audi 3.2 FSI

The 022103429AA / 022103515B valve cover diaphragm is a replacement membrane for selected Volkswagen and Audi 3.2 FSI / 3.2 V6 engines. This part is designed to restore the operation of the existing valve cover ventilation system without replacing the complete valve cover assembly.

This product should be positioned as a diaphragm / membrane only. It is intended for repair of the original valve cover PCV-type membrane system used on specific VW and Audi applications.

OEM / Reference Numbers

Primary OEM: 022103429AA, 022103515B

Related / Reference Numbers: No additional OEM reference numbers are explicitly confirmed for this product.

Part Type

• Valve cover diaphragm
• Valve cover membrane
• PCV membrane
• Crankcase ventilation diaphragm

What This Part Does

This diaphragm works inside the valve cover ventilation system and helps maintain correct pressure regulation in the crankcase ventilation circuit. When the original membrane tears, hardens or loses sealing ability, the system may no longer function correctly. Replacing the diaphragm helps restore operation of the existing assembly.

Compatible Vehicles

• Volkswagen EOS 2006–2011
• Volkswagen Golf V 2006–2009
• Volkswagen Transporter 5 2003–2010
• Audi A3 II 2004–2013
• Audi TT 2003–2010

Please verify OEM number, engine code and valve cover design before ordering.

Engine / Engine Family / Technical Detail

• Engine family focus: 3.2 FSI / 3.2 V6
• Audi engine codes: BDB, BMJ, BUB, BHE, BPF
• Volkswagen engine codes: BUB, BDL, BKK, CFLA
• Part format: diaphragm / membrane only

Common Symptoms of Failure

• Whistling noise related to PCV membrane failure
• Rough idle caused by ventilation imbalance
• Vacuum leak symptoms
• Oil consumption issues related to a failed breather membrane

Why Choose This Replacement

• Targets the exact 022103429AA / 022103515B replacement intent
• Supports repair of the existing valve cover ventilation unit
• Cost-effective alternative to replacing the complete assembly
• Built for membrane-only repair where the full original kit is not supplied separately

Important Before Ordering

• Verify OEM number 022103429AA or 022103515B against your original part
• Check your engine code and valve cover configuration
• Confirm vehicle model and year range before ordering
• Make sure you need the diaphragm / membrane only, not the complete valve cover assembly

• Audi
• Volkswagen

Returns and exchanges

Request a change-of-mind return within 14 calendar days of delivery, then send the goods within 14 calendar days of notifying us. Our voluntary return option applies to unused, uninstalled, complete goods in their original condition and packaging. Exchanges are subject to availability and agreement.

The customer pays change-of-mind return shipping. No restocking fee applies. Refunds and original delivery charges are handled under our Refund & Return Policy and applicable law.

Faulty, damaged or incorrect goods

Email contact-us@klifex.net with your order details and a description of the problem. These claims are separate from change-of-mind returns. Where we are responsible, we bear the required remedy and return costs. Installation alone does not remove mandatory defect rights.

Your legal rights

Applicable statutory rights take precedence, including EU/EEA and UK withdrawal rights and legal guarantees. Necessary inspection does not remove a statutory withdrawal right; deductions for excessive handling must reflect an actual, evidenced loss of value.

Contact us for the correct return address before shipping. Our legal address is not a return address.

Read the full Refund & Return Policy