Procedures: Reject Vehicle If: Visually inspect speedometer and odometer for operation and legibility. Speedometer shall register speed in miles or kilometers per hour and odometer shall register in miles or kilometers. (1) Speedometer and/or odometer disconnected or inoperable.(2) Dial and calibrations not legible.(3) Speedometer does not register speed in miles or kilometers.(4) Odometer does not register in miles or kilometers.