Spectra S10578 Engine Crankshaft Position Sensor

Spectra S10578 Crankshaft Position Sensor

The Spectra S10578 engine crankshaft position sensor provides the signal the engine control system uses to manage ignition timing and monitor engine speed. It is a direct-fit style replacement for select Hyundai and Kia applications, including Hyundai Tucson, Elantra, Kona, Sonata, Venue, Accent and Kia K5, Rio, and Sorento.

Key Features

• Engine crankshaft position sensor for ignition timing and RPM signal input
• 12V electrical specification with a 3-terminal male blade connection
• Female oval connector with 1 connector and 1 mounting hole
• Wiring harness included with 220.0 harness length
• Black sensor body with 20.0 sensor body diameter
• Direct replacement for applications that use Spectra S10578

Detailed Description

The Spectra S10578 crankshaft position sensor monitors crankshaft position and engine speed so the control system can calculate ignition timing without manual distributor adjustment. This sensor is used in modern engine management systems where accurate crankshaft input is required for stable operation. It cross-references Standard Ignition PC1243 for the same application. Search terms such as Hyundai Tucson crankshaft position sensor, Kia Sorento crankshaft sensor replacement, and Hyundai Elantra engine speed sensor all point to this type of OE-style replacement part.

Fits 2022-2024 Hyundai Tucson, N/A. Fits 2021-2023 Hyundai Elantra, N/A. Fits 2022-2023 Hyundai Kona, N/A. Fits 2020-2023 Hyundai Sonata, N/A. Fits 2020-2023 Hyundai Venue, N/A. Fits 2021-2023 Kia K5, N/A. Fits 2021-2023 Kia Rio, N/A. Fits 2021-2023 Kia Sorento, N/A. Fits 2020-2022 Hyundai Accent, N/A.

Common Replacement Symptoms

• Hard starting or extended crank time
• Intermittent stalling or rough engine operation
• Check engine light related to crankshaft position signal faults
• Incorrect ignition timing or unstable RPM readings
• No-start condition caused by missing crankshaft input

Installation Notes and Tips

Verify connector shape, terminal count, and harness routing before installation. Inspect the mounting point and surrounding wiring for damage, oil contamination, or heat wear before connecting the new sensor. Confirm the vehicle application by year, make, and model, especially on Hyundai and Kia platforms where engine configurations can vary.

Quality Assurance

Spectra manufactures this crankshaft position sensor to meet the electrical and fitment requirements of the listed applications. The S10578 is built for direct replacement use in supported Hyundai and Kia vehicles and follows the sensor specifications shown above.