See also:

Uniform tire quality grading standards
This information indicates the relative performance of passenger car tires in the area of treadwear, traction, and temperature resistance. This is to aid the consumer in making an informed choice ...

ON
This is the normal operating position after the engine is started. ...

Checking the oil level
Check the engine oil level at each fuel stop. 1. Park the vehicle on a level surface and stop the engine. If you check the oil level just after stopping the engine, wait a few minutes for the oil t ...