Delphi SS12249 Vehicle Speed Sensor

Delphi SS12249 Vehicle Speed Sensor

Restore accurate vehicle speed signal output with the Delphi SS12249 vehicle speed sensor. This standard replacement sensor is built for direct-fit service on a wide range of Nissan and INFINITI applications, including the 370Z, Frontier, Pathfinder, Armada, Q50, and QX80.

Delphi validates its sensors to OE standards and calibrates them for accurate readings, helping reduce repeat repairs and drivability complaints tied to speed signal errors.

Key Features

• Vehicle speed sensor for OE-style replacement service
• Standard replacement grade
• 3-terminal design with white female connector and rectangular connector shape
• Ring terminal type with male terminals
• Wiring harness included
• Package contents: vehicle speed sensor
• Delphi SS12249 cross-references Hitachi Automotive CAS0004 and Standard Ignition SC615 for the same application

Detailed Description

The Delphi SS12249 is a vehicle speed sensor engineered for accurate signal delivery across many Nissan and INFINITI platforms. It is used on applications such as the Nissan 370Z, Frontier, Pathfinder, TITAN, Xterra, and Armada, along with INFINITI models including G35, G37, FX35, FX45, QX56, Q50, Q60, and QX80. If you are servicing a Nissan or INFINITI with speedometer, transmission, or ABS-related speed signal concerns, this sensor provides a direct replacement option backed by Delphi’s OE-focused validation process.

Part number SS12249 is also referenced by multiple aftermarket and OE cross numbers, making it easier to match the correct replacement during repair. The connector style, terminal count, and included harness support straightforward installation on the listed vehicles.

What It Helps Fix

• Inaccurate or erratic vehicle speed readings
• Speedometer operation issues
• Transmission shift complaints related to speed signal loss
• ABS or traction-related faults caused by a faulty speed sensor signal
• Intermittent drivability problems tied to sensor degradation

Installation Notes and Tips

Verify connector shape, terminal count, and harness routing before installation. Confirm vehicle application by year, make, and model, since SS12249 is used across multiple Nissan and INFINITI platforms from 2002 through 2022. For best results, inspect the mating connector and wiring for corrosion or damage before installing the new sensor.

Compatible With 2002-2022 Nissan and INFINITI applications listed in the fitment data, including Fits 2009-2020 Nissan 370Z, Fits 2005-2019 Nissan Frontier, Fits 2005-2012 Nissan Pathfinder, Fits 2005-2015 Nissan Armada, and Fits 2014-2022 INFINITI Q50.

Quality Assurance

Delphi sensors are developed and validated to OE standards, with calibration checks intended to support accurate readings and consistent performance in service.