VSS Sensors: Installation
- Check wheel hub rotor for damage. On C230 and C280, replace centering sleeve. On all models, light lightly grease bore in steering knuckle, replace sensor "O" ring, and mount unit on steering knuckle without damaging "O" ring. DO NOT force. Tighten NEW self-locking speed sensor attaching bolt to specification. See TORQUE SPECIFICATIONS .
- Attach cover plate protective tube. Clip cable to holder. Pull through grommet into engine compartment. Replace "O" ring. Connect coaxial cable. Mount front wheel.