See also:

Diesel particulate filter
Soot particles are collected in the diesel particulate filter and periodically burned away at high temperatures. During the cleaning period of several minutes: ▷ The engine may temporarily ...

DOT Quality Grades
Treadwear Traction AA A B C Temperature A B C Conform to Federal Safety Requirements All passenger car tires must conform to Federal Safety Requirements in addition to these grades.◀ ...

Use coasting conditions
When approaching a red light, take your foot off the accelerator and let the vehicle coast to a halt. On a downhill gradient, take your foot off the accelerator and let the vehicle roll. The flo ...