Essential Functionality: The Filter Water Sensor plays a in alerting the Engine Control Unit (ECU) and the dashboard lamp when water is detected in the supply, helping to prevent significant damage to the system. Construction: Crafted from ABS plastic, this sensor is designed to resist rust and wear, and reliable performance even under harsh conditions. Simple Installation: This sensor is fully compatible with old parts, allowing for a hassle-free installation process without the need for any modifications or special tools. Enhanced Reliability: With its stable performance characteristics, this sensor guarantees consistent operation, providing peace of mind that your vehicle's system is protected from water. Versatile Compatibility: Specifically designed for I30 and for for CARENS, this sensor ensures perfect fitment and functionality, making it an ideal replacement part for these vehicle models. Part Name: Filter Water Sensor Number:31921D7900,31921A6960,31921A6950,31921D4900 Vehicle compatibility: This filter water sensor is compatible for FOR Accent 1.5 CRDI 2006 - 2010, for FOR FE 2.0 CRDi / 2.2 CRDi 2010-2018; For I30 1.4 Crdi/1.6 Crdi 2012-2017; Compatible for FOR Carens FOR Magentis FOR Sorento FOR ORENTO FOR FOR FOR Venga FOR Note:Installation guide not included, Please check as much as possible to make sure the item is what you need. Color:Black Material:plastic Package Contents: 1 * filter water sensor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.