Make sure that the connecting shaft is not twisted and has no cracks.

Fig. 3.125. Check of a connecting shaft

Turn a connecting shaft manually and check smoothness of rotation of the bearing (fig. 3.125).

Replace a shaft if necessary.

ATTENTION Performance of the following procedures without preliminary removal of the sensor of speed of a wheel of anti-blocking system of brakes can lead to break of a chain in a plait of wires if the plait is by mistake tense. Before performance of the following operations remove the sensor of speed of a wheel of anti-blocking system of brakes (from a body) and fix it in the suitable place where the sensor will not be by mistake damaged when performing service.