URO 01V919821B Neutral Safety Switch

Neutral Safety Switch for Audi and Volkswagen

This URO neutral safety switch is a direct-fit electrical replacement for select Audi A4, Audi A4 Quattro, and Volkswagen Passat models. Built for European vehicle applications, it is designed to meet or exceed OEM specifications for dependable starting and transmission interlock operation.

Part number 01V919821B is used on 2000-2006 Audi A4 and A4 Quattro models, plus 2001-2005 Volkswagen Passat applications. If you are replacing a worn or faulty 01V919821B switch, this component provides an OE-style solution for the factory transmission control system.

Key Features

• Electric neutral safety switch for automatic transmission applications
• Switch-mounted plate design for factory-style installation
• Female connector with blade pin terminal interface
• 13-terminal configuration with 1 connector and 1 wire
• Built to meet or exceed OEM specifications for European vehicles
• Cross-reference part numbers include VEMO V10-73-0435 and URO-019098

Detailed Description

The URO 01V919821B neutral safety switch is a replacement electrical component that helps the vehicle recognize the transmission position before allowing engine start. It is engineered for select Audi A4 and A4 Quattro models from 2000-2006 and Volkswagen Passat models from 2001-2005, with chassis-specific coverage noted for certain 2000 and 2001 vehicles. This part number 01V919821B is a practical choice when the original switch is causing starting or gear-position communication issues.

URO Parts focuses on replacement components for European vehicles, offering OEM-level fit and function for professional repair and DIY service. For Audi A4, Audi A4 Quattro, and Volkswagen Passat owners, this switch supports accurate transmission position signaling in the factory electrical system.

What It Helps Fix

• No-start condition when the transmission is not being recognized in Park or Neutral
• Intermittent starting caused by a worn neutral safety switch
• Incorrect transmission position input to the vehicle electrical system
• Faults related to the factory shift interlock or start-enable circuit
• Electrical connection problems at the transmission-mounted switch

Installation Notes and Tips

Verify the transmission code, connector style, and chassis range before ordering. This part uses a female connector, blade pin terminals, and a switch-mounted plate design, so matching the original configuration is important for proper installation. Confirm fitment for 2000 Audi A4 and A4 Quattro chassis from 8D-Y-200001, and 2001 Volkswagen Passat chassis from 3B-1-050001.

After installation, check that the vehicle starts only in Park and Neutral and that the transmission range signal is recognized correctly. For best results, compare the original part number 01V919821B before replacement.

Quality Assurance

URO Parts components are manufactured for European vehicle repair and are built to meet or exceed OEM specifications. This part number 01V919821B is backed by URO Parts' product standards for replacement reliability and fitment accuracy.