BDFHYK 433MHz TPMS Sensor for Mercedes-Benz C250 C300 C350 CL550 CL600 CLA250 CLK350 CLK500 CLK550 CLS550 - OE0009050030 0025408617

Q: How do I confirm this TPMS sensor fits my vehicle?
A: Match the vehicle application, MHz frequency, OE/interchange number, direct TPMS type, valve stem style, and relearn procedure.
Q: What happens if I use the wrong frequency?
A: A wrong-frequency sensor may install physically but fail to communicate with the vehicle.
Q: Which OE numbers should I compare?
A: Compare the OE numbers listed in the product information with the original sensor or parts reference.
Q: Is this for direct TPMS systems?
A: Yes, it is for sensor-based direct TPMS applications.
Q: Is this one sensor or a set?
A: Check the selected quantity option before checkout.
Q: Do I need to replace all four sensors at once?
A: One failed sensor can be replaced, but many owners replace all four when batteries are the same age.
Q: Does it need programming?
A: Blank-sensor programming is not normally required, but activation and relearn may still be needed.
Q: Why is my TPMS light still on after replacement?
A: The relearn may be incomplete, pressure may be incorrect, fitment may not match, or another TPMS part may have a fault.
Q: What does a flashing TPMS light mean?
A: It often points to sensor communication, weak battery, relearn, receiver, or system issues.
Q: Can it fix a missing tire pressure reading?
A: It can help when the missing reading is caused by a failed wheel sensor.
Q: Can I install it without removing the tire?
A: Most direct TPMS sensors require tire dismounting and wheel balancing.
Q: Do I need a TPMS scan tool?
A: Many vehicles require a TPMS activation tool, scan tool, or OE relearn steps.