4A0905849B Ignition Starter Switch for VW Audi Porsche

Product Overview

This aftermarket replacement ignition starter switch is intended for the listed Volkswagen, Audi, and Porsche applications and cross-references part number 4A0905849B. An ignition starter switch controls the electrical contacts that activate the starter circuit and supply power to the vehicle's ignition system. The part is supplied as a new component for replacement of the corresponding switch.

Key Features & Performance

• Controls the electrical contacts that engage the starter circuit and ignition power
• Supplied for comparison with part number 4A0905849B
• Intended for the Volkswagen, Audi, and Porsche applications identified in the listing
• Used when servicing or replacing the corresponding ignition starter switch

Fitment & Compatibility

• for Volkswagen applications using part number 4A0905849B
• for Audi applications using part number 4A0905849B
• for Porsche applications using part number 4A0905849B

Common Uses

• Replacing a worn, damaged, or malfunctioning ignition starter switch
• Servicing the ignition and starter circuit as part of routine electrical repair
• Restoring normal ignition switch function after the original component has failed

Technical Specifications

• Product Type: Ignition Starter Switch
• Part Number: 4A0905849B
• General Application: Volkswagen, Audi, and Porsche applications

Frequently Asked Questions

Q: What does an ignition starter switch do? A: It controls the electrical contacts that activate the starter circuit and supply power to the ignition system when the key is turned.

Q: How should fitment be verified? A: Compare the complete existing part number 4A0905849B and the full equipment model designation with the details in the listing before purchase.

This is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.