Delphi SS12512 Vehicle Speed Sensor

Delphi Vehicle Speed Sensor SS12512

Delphi SS12512 is a standard replacement vehicle speed sensor built for accurate speed signal output and OE-style fitment. It is engineered for select Ford, Lincoln, and Mercury applications, including Ford Fusion, Lincoln MKZ, and Mercury Milan models.

Key Features

• Vehicle speed sensor for drivetrain and transmission speed signal monitoring
• Standard replacement grade for direct-fit service applications
• OE-calibrated and tested to support accurate readings
• White rectangular female connector with 2 female blade terminals
• Wiring harness included with a 10.12 in. / 257 mm harness length
• Delphi SS12512 for select Ford Fusion, Lincoln MKZ, and Mercury Milan vehicles

Detailed Description

Delphi SS12512 is a vehicle speed sensor developed with OE validation methods and calibration standards to help maintain accurate speed signal performance. The sensor uses a single white rectangular connector, female terminal design, and included wiring harness for a direct replacement-style service part. This Delphi vehicle speed sensor is listed for 2005-2007 Ford Five Hundred, 2005-2007 Mercury Montego, 2006 Ford Zephyr, 2006-2012 Ford Fusion, 2006-2011 Mercury Milan, and 2007-2012 Lincoln MKZ applications. This part cross-references Standard Ignition SC378 for the same application.

Common Issues This Part May Address

• Erratic or inaccurate vehicle speed readings
• Speedometer operation problems
• Transmission shift concerns related to speed signal input
• Diagnostic trouble codes tied to vehicle speed sensor performance
• Intermittent signal loss from a worn or damaged sensor

Installation Notes and Tips

Verify connector style, terminal count, and harness length before installation. Confirm the vehicle application by year and model, especially on Ford Fusion, Lincoln MKZ, and Mercury Milan platforms. Inspect the mating connector and wiring for corrosion or damage before replacing the sensor, and clear any stored fault codes after installation.

Quality Assurance

Delphi backs this sensor with OE development and product validation methods. Each sensor is tested and calibrated to OE standards to support accurate readings and help reduce repeat repairs.