Standard Ignition DV173 Diverter Valve

Vacuum Diverter Valve for Volkswagen Applications

Standard Ignition DV173 is a 2-port diverter valve for emission control vacuum systems. It uses a 5/32 in. hose size and is listed for select Volkswagen EuroVan, Golf, and Jetta applications.

Key Features

• Part number DV173 for emission control vacuum system service
• 2-port diverter valve configuration
• 5/32 in. hose size for the specified vacuum connections
• Direct fitment for select Volkswagen EuroVan, Golf, and Jetta models
• Cross-references URO 021131101A for the same application

Detailed Description

Standard Ignition DV173 is a diverter valve used in the emission control vacuum system to manage vacuum routing within the vehicle’s control circuit. This part number DV173 is listed for 1994-1999 Volkswagen Jetta, 1995-1999 Volkswagen Golf, and 1997-2000 Volkswagen EuroVan applications, making it a relevant replacement for owners servicing Volkswagen vacuum system faults. The 2-port layout and 5/32 in. hose size should be matched to the original valve and hose connections during replacement.

Common Issues This Part May Address

• Vacuum leak at the diverter valve
• Rough idle caused by unstable vacuum routing
• Emission control fault codes related to vacuum control
• Loss of proper vacuum switching in the emission system
• Failed or sticking diverter valve operation

Installation Notes and Tips

Verify hose size, port count, and connector routing before installation. For fitment confirmation, match DV173 to the original valve on your Volkswagen EuroVan, Golf, or Jetta and compare the hose connections to the 5/32 in. specification. Clean the surrounding vacuum lines and inspect adjacent hoses for cracking or hardening before completing the repair.

Quality Assurance

Standard Ignition supplies replacement emission control components for service applications, and DV173 is cataloged with direct interchange references for OE-style replacement selection.