{"product_id":"standard-ignition-pc503-engine-crankshaft-position-sensor","title":"Standard Ignition PC503 Engine Crankshaft Position Sensor","description":"\u003ch2\u003eReliable Engine Crankshaft Position Sensor for Cadillac Vehicles\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition PC503 Engine Crankshaft Position Sensor is designed specifically for Cadillac SRX, STS, and XLR models. This sensor ensures accurate engine timing and smooth operation by monitoring the crankshaft's position and speed.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConnector Gender: Female for secure connection\u003c\/li\u003e\n\u003cli\u003eConnector Shape: Rectangular design for precise fitment\u003c\/li\u003e\n\u003cli\u003eConnector Type: Plug-in style for easy installation\u003c\/li\u003e\n\u003cli\u003eTerminal Gender: Male terminals for reliable electrical contact\u003c\/li\u003e\n\u003cli\u003eTerminal Quantity: 3 terminals to support sensor functionality\u003c\/li\u003e\n\u003cli\u003eTerminal Type: Blade terminals for durable connections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition PC503 crankshaft position sensor features a female rectangular plug-in connector that simplifies installation and ensures a stable electrical connection. Equipped with three male blade terminals, this sensor provides consistent signal transmission to the engine control unit (ECU). Designed for Cadillac SRX, STS, and XLR models, this sensor plays a critical role in engine management by detecting the crankshaft's rotational position and speed, which is essential for ignition timing and fuel injection control.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps resolve engine misfires caused by inaccurate crankshaft position data\u003c\/li\u003e\n\u003cli\u003eAddresses stalling or rough idling issues related to sensor failure\u003c\/li\u003e\n\u003cli\u003ePrevents difficulty starting the engine due to faulty sensor signals\u003c\/li\u003e\n\u003cli\u003eEliminates check engine light triggers linked to crankshaft sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves overall engine performance and fuel efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Standard Ignition PC503 sensor, ensure the connector is fully seated to avoid intermittent electrical issues. Verify that the three blade terminals are clean and free of corrosion before connection. It is recommended to disconnect the battery before installation to prevent electrical shorts. Proper torque specifications should be followed to secure the sensor without damaging the mounting area.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The PC503 crankshaft position sensor undergoes rigorous quality control testing to maintain consistent standards. This part typically includes a limited warranty covering defects in materials and workmanship, providing confidence in its long-term use on Cadillac SRX, STS, and XLR vehicles.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44694590881973,"sku":"FBHK-PC503","price":43.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_PC503_Fro.jpg?v=1775081590","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-pc503-engine-crankshaft-position-sensor","provider":"PartCatalog","version":"1.0","type":"link"}