In accordance therewith, an asymmetry in the motor current is ascertained by determining a deviation that indicates a change in {HEAD ~ the motor current} during rotation of {TAIL ~ the rotor} of the ECM 
In accordance therewith , an asymmetry in the motor current is ascertained by determining a deviation that indicates a change in { HEAD ~ the motor current } during rotation of { TAIL ~ the rotor } of the ECM
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH