Dorman 46070 PCV Valve Elbow

PCV Valve Elbow for OE-Style Vent Valve Service

This Dorman PCV valve elbow is built to match the fit and function of the original elbow on specified vehicles. It uses durable rubber construction and a push-on, clamp-secured design for a direct replacement at the vent valve.

• OE-style replacement for the crankcase ventilation system
• Rubber construction for flexibility and sealing performance
• Push-on and clamp attachment method
• Inlet diameter: 0.73 in.
• Outlet diameter: 0.81 in.
• Designed for the vent valve location on listed applications

Vehicle Fitment

Compatible with 2003-2005 Volkswagen Passat, at vent valve. Compatible with 2002-2003 Audi A4, at vent valve. Compatible with 2002-2003 Audi A4 Quattro, at vent valve.

This part cross-references OE number 06B103221G for the same application.

Detailed Product Overview

Dorman 46070 is a PCV valve elbow for crankcase ventilation service where the original elbow has cracked, hardened, or lost sealing integrity. The molded rubber body is shaped to match the factory routing and connection points, helping restore proper vent-valve hose connection on Volkswagen Passat, Audi A4, and Audi A4 Quattro applications listed above. Dorman 46070 is a practical OE-style replacement when servicing the vent valve area on these vehicles.

Common Problems This Part Can Address

• Cracked or split PCV elbow at the vent valve
• Vacuum leaks caused by deteriorated rubber
• Loose hose connection at the crankcase ventilation routing
• Oil vapor seepage from a damaged elbow
• Rough idle or drivability issues related to ventilation leaks

Installation Notes and Tips

Inspect the mating hose and vent valve connections before installation. Clean the connection surfaces, then install the elbow using the push-on and clamp method specified for the application. Verify the inlet and outlet diameters match the original part before assembly. For best results, replace any brittle or oil-soaked adjacent hose sections during service.

Quality Assurance

Dorman designs this elbow to match original fit and function and to provide durable, reliable performance in the crankcase ventilation system.