See also:

Department Of Transportation Uniform Tire Quality Grades
the National Highway Traffic Safety Administration. The specific grade rating assigned by the tire’s manufacturer in each category is shown on the sidewall of the tires on your vehicle. All p ...

Trailer Tongue Weight (TW)
The trailer tongue weight is the downward force exerted on the hitch ball by the trailer. In most cases it should not be less than 10% or more than 15% of the trailer load. You must consider this ...

Elapsed Time
Shows the total elapsed time of travel since the last reset. Elapsed time will increment when the ignition switch is in the RUN or START position. Elapsed time is displayed as follows: hours:minute ...