FMI Description 28 3% ACCEL POS3 VOLT ABOVE NORM OR SHORT HIGH 28 4% ACCEL POS3 VOLT BELOW NORM OR SHORT LOW 29 3% ACCEL POS2 VOLT ABOVE NORM OR SHORT HIGH 29 4% ACCEL POS2 VOLT BELOW NORM OR SHORT LOW 84 8TACHOMETER SIGNAL FAILED, VELOCITY SIGNAL DEFECTIVE 91 2SPEED ...