Holstein 2BWS0411 Disc Brake Pad Wear Sensor - Rear

Rear Brake Pad Wear Sensor for Audi

Holstein Parts 2BWS0411 is a rear disc brake pad wear sensor for select Audi A8 Quattro and S8 applications. It provides direct fitment for rear brake systems used on 2010-2018 models listed below, including vehicles with 370x30mm rear brakes and ceramic composite brake configurations.

Key Features

• Disc brake pad wear sensor for rear brake monitoring
• Fits select Audi A8 Quattro and Audi S8 rear applications
• Application-specific fitment for 370x30mm rear brake systems
• Also listed for rear disc brakes in rear [1KU] configurations
• Holstein Parts 2BWS0411 for OE-style replacement needs

Detailed Fitment and Use

Holstein Parts 2BWS0411 is built for rear brake wear monitoring on select Audi performance sedans and luxury models. This sensor is used on 2010-2018 Audi A8 Quattro and Audi S8 rear brake applications, with fitment varying by brake package. The part number 2BWS0411 is also cross-referenced to Carlson 19155 for the same application.

• Fits 2018 Audi S8, rear, with Ceramic Composite Brake; Holstein Parts
• Fits 2017 Audi A8 Quattro, rear, 370X30mm 5/112; Holstein Parts
• Fits 2017 Audi S8, rear, 370X30mm 5/112; Holstein Parts
• Fits 2015-2016 Audi A8 Quattro, rear, 370X30mm; Holstein Parts
• Fits 2010-2013 Audi A8 Quattro, rear, 370X30mm; Holstein Parts
• Fits 2015-2016 Audi S8, rear, 370X30mm; Holstein Parts
• Fits 2013 Audi S8, rear, 370X30mm; Holstein Parts
• Fits 2014 Audi A8 Quattro, rear, Disc brakes in rear [1KU]; Holstein Parts
• Fits 2014 Audi S8, rear, Disc brakes in rear [1KU]; Holstein Parts
• Fits 2010 Audi S8, rear, Disc brakes in rear [1KU]; Holstein Parts

What This Sensor Helps Address

• Brake pad wear warning light on the instrument cluster
• Damaged or worn rear pad wear sensor wiring
• Fault codes related to rear brake wear monitoring
• Incorrect sensor fitment after rear brake service
• Loss of brake wear signal on Audi A8 Quattro and S8 rear brakes

Installation Notes and Tips

Verify rear brake package details before ordering, including 370x30mm rotor size, ceramic composite brake equipment, or 1KU rear disc brake configuration. Compare the existing sensor routing and connector style to the removed part before installation. For best results, inspect the rear brake pads and related wiring during service on Audi A8 Quattro and Audi S8 models.

Quality Assurance

Holstein Parts 2BWS0411 is cataloged as a direct-fit brake wear sensor replacement for the listed Audi rear brake applications. It also cross-references Raybestos Brakes EWS172 and Carlson 19155 for the same application.