Standard Ignition BTL112 Center High Mount Stop Light

Center High Mount Stop Light for BMW 1 Series

Standard Ignition BTL112 is a center high mount stop light built for specific BMW 1 Series applications. It uses a rectangular female connector with two male blade terminals, matching the electrical interface needed for a direct replacement on listed vehicles.

• Center high mount stop light for exterior lighting repair
• Rectangular 1-way female connector for a secure electrical connection
• Two male blade terminals for the specified vehicle harness interface
• Fits 2008-2013 BMW 128i, N/A
• Fits 2008-2013 BMW 135i, N/A
• Fits 2013 BMW 135is, N/A
• Fits 2011 BMW 1 Series M, N/A

Detailed Product Overview

BTL112 is a Standard Ignition center high mount stop light for BMW 128i, BMW 135i, BMW 135is, and BMW 1 Series M applications listed in the fitment data. The connector design is defined by a female rectangular plug with two male blade terminals, which helps ensure the part matches the vehicle’s electrical connection style. This part cross-references 49-1013 and BLA501 for the same application.

Common Problems This Part Can Address

• Failed or dim third brake light output
• Cracked or non-functioning center stop lamp assembly
• Electrical connection mismatch at the rear lighting circuit
• Brake light warning caused by a faulty CHMSL unit
• Intermittent rear stop lamp operation on the listed BMW models

Installation Notes and Tips

Verify connector shape, terminal style, and vehicle fitment before installation. Compare the existing lamp and harness connection to the BTL112 connector layout to confirm a proper match for your BMW 128i, BMW 135i, BMW 135is, or BMW 1 Series M. Always test brake light operation after installation to confirm the circuit is functioning correctly.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical and lighting service parts. BTL112 is cataloged for the specified BMW applications and built to match the listed connector and terminal configuration.