Standard Ignition S3143 Brake / Tail / Turn Signal Light Connector

Brake Light Connector for Toyota Rear Lighting

Standard Ignition S3143 is a brake, tail, and turn signal light connector built for rear lighting repairs on select Toyota applications. It features a rectangular connector body with a male housing, 6 blade terminals, and 18-gauge wiring for a direct electrical connection in the rear lamp circuit.

Key Features

• Part number S3143 from Standard Ignition
• Brake / tail / turn signal light connector for rear lighting circuits
• Male connector with rectangular housing shape
• 6 female blade terminals and 6-wire harness design
• 18-gauge wiring with 360 mm harness length
• 0-degree bend angle for a straight connector layout
• Housing length: 3/4 in.

Fitment Details

• Fits 2003-2013 Toyota 4Runner, rear.
• Fits 2001-2007 Toyota Highlander.

This part cross-references CONB10874 and EC3168 for the same application.

What It Helps Fix

• Broken or heat-damaged rear lamp connector terminals
• Intermittent brake light, tail light, or turn signal operation
• Corrosion at the rear lighting connector interface
• Loose electrical contact at the lamp harness connection
• Wiring repair needs on Toyota rear lighting circuits

Installation Notes and Tips

Match the connector shape, terminal style, and wire count to the original harness before installation. Verify the rear lamp circuit pinout on the vehicle side and inspect adjacent wiring for heat, corrosion, or terminal spread before connecting the replacement harness.

Quality Assurance

Standard Ignition is a recognized aftermarket source for electrical components, and S3143 is built to match the connector style used in the listed Toyota rear lighting applications.