1pc CA6112B579AA 5WK98503 CA6112B579AA 5WK9 8503 Description This is a directreplacement engine position sensor sold as 1pc and identified by the part numbers CA6112B579AA, 5WK98503, CA6112B579AA, and 5WK9 8503. The sensor provides reliable position feedback to the engine control system to support accurate ignition and fuel timing. Key benefits Accurate engine position feedback that helps restore smooth idle, reliable starting, and consistent engine timing. Direct fit for applications using the listed part numbers, which simplifies replacement and reduces installation time. Durable construction designed for automotive engine environments to withstand heat, vibration, and regular use. Plugandplay installation with standard sensor mounting and electrical connector for quick swapouts. Cost effective solution to clear diagnostic trouble codes related to position sensing without replacing larger components. Important attributes Function: Engine position sensor providing realtime positional signal for engine control and timing systems. Compatibility: Intended as a replacement for parts labeled CA6112B579AA, 5WK98503, CA6112B579AA, and 5WK9 8503. Verify existing part number before to ensure correct fit. Form factor: Compact sensor design with common mounting interface and integrated electrical connector for straightforward installation. Materials and durability: Built with automotivegrade materials and sealing to resist heat and vibration found in engine compartments. Performance: Provides stable, repeatable signals to support engine control unit processing and maintain drivability under normal operating conditions. Typical use scenarios a failed or intermittent engine position sensor that is triggering check engine lights or misfire codes, restoring proper engine timing signals. Perform routine maintenance or proactive replacement when symptoms such as hard starting, rough idle, or erratic timing appear. Use during engine repairs where the original sensor is damaged or removed, ensuring the replacement matches the original part numbers for compatibility. Installation tips Confirm the existing sensor part number matches one of the listed numbers before ordering. Disconnect the battery and follow vehicle manufacturer procedures for sensor replacement. Inspect the mounting area and connector for corrosion or damage; clean the mating surfaces before installing the sensor. Tighten mounting fasteners to the specified torque and verify secure connector engagement to prevent signal loss. What to check before ordering Match one of the part numbers CA6112B579AA, 5WK98503, CA6112B579AA, or 5WK9 8503 to your vehicle or equipment. Confirm connector style and mounting orientation match the original sensor to ensure a correct fit. This 1pc sensor is provided to the listed part numbers and restore reliable engine position sensing where required.