Delphi SS12143 Engine Crankshaft Position Sensor

Delphi SS12143 Crankshaft Position Sensor

The Delphi SS12143 engine crankshaft position sensor is built for precise engine speed and crank position signal input on select Mazda applications. It uses a black housing with a square female connector, 2 terminals, and a blade-style terminal design for a direct-fit replacement approach.

Compatible With 2001-2009 Mazda B2300, 2008 Mazda Tribute, 2005-2006 Mazda Tribute, 2006-2007 Mazda 5, 2004-2005 Mazda 3, and 2003-2005 Mazda 6. This Delphi SS12143 sensor supports OE-style fitment for Mazda B2300, Mazda Tribute, Mazda 5, Mazda 3, and Mazda 6 applications.

Key Features

• Engine crankshaft position sensor for ignition and engine management systems
• Black sensor body with square connector shape
• Female connector with 1 connector cavity and 2 terminals
• Male blade-style terminals for vehicle-side connection
• Wiring harness not included
• Package contents include the engine crankshaft position sensor and instruction sheet

Detailed Description

Delphi brings OE heritage and decades of original-equipment experience to the SS12143 crankshaft position sensor. Built from supplier knowledge used by top automakers, this replacement sensor is engineered to deliver the signal accuracy needed for proper ignition timing, engine synchronization, and drivability on select Mazda models. The Delphi SS12143 is a practical OE-style choice for Mazda B2300, Mazda Tribute, Mazda 5, Mazda 3, and Mazda 6 vehicles listed in the fitment data.

This part cross-references Spectra Premium S10270 and Standard Ignition PC323 for the same application.

What It Helps Solve

• Crankshaft position signal loss
• Hard starting or extended crank time
• Intermittent stalling
• Rough idle caused by incorrect engine timing input
• Check engine light concerns related to crank sensor performance

Installation Notes and Tips

Verify connector shape, terminal count, and vehicle application before installation. Inspect the mating harness connector for corrosion, bent terminals, or damaged locking tabs, and confirm the sensor mounting area is clean before fitting the replacement. Use the included instruction sheet during installation and clear diagnostic trouble codes after the repair if required by the vehicle.

Quality Assurance

Delphi builds this sensor using OE experience and original-equipment knowledge developed over many years of supplying automakers. That background supports consistent fitment and signal performance for the listed Mazda applications.