Signal for wheel speed implausible. Note: Before working on the sensor plug, disconnect the Pendix ePower (battery) from the motor. Check the plug for correct contacting. Check the plug, the cable and the sensor for damage. Check the spoke magnet position. Adjust the position if necessary. Replace the wheel speed sensor as a test. Note: The error check is carried out while driving. Recommendation: Drive with motor support approx. 50 m to 100 m. If the error persists, please contact Pendix Service.