This light is a brake pad sensor. It means it's time to get your brakes checked. On the VW Jetta I believe it's only in reference to the front pads. Good Luck!
Hash Marks
The flat is the area on the field between the hash marks and the sidelines around the line of scrimmage.
Hash Marks represent four-year of service.
If they're straight hash marks they're usually 6 months in a combat zone, each; angled hash marks indicate 3 years of active duty service, each.
Diagonal hash marks are worn for every three years of service. Smaller horizontal hash marks are worn for every six months served in combat. -Edit. Hash marks in the marine corp is for every four years..
Each stripe designates an amount of service in years for the Marines and Navy. Look at a ruler and you will see hash marks. Each hash mark indicates a length. Thus the term hash mark for length of service.
Attempt to keep plays centered in the field, to open up passing game.
You don't wear hash marks on blouses, only jackets. Service stripes (hash marks) are placed lower edge of bottom strip ½" above point of cuff, one for every four years of service on jackets/coats.
Look where all the belts and pulleys are on the passenger side of the engine compartment. Way down at the lowest pulley. As you shine the timing light way down there, you will see the numbers 0 and 10 and the hash marks. You should see a notch on the pulley that you will use to line up the hash marks.
Hash marks in the NFL are lined up with the goal posts. They are 18 feet 6 inches apart and are located 23 7/12 yards from each sideline. Hash marks in college are 40 feet apart and located 20 yards from each sideline.
labor,exertion,and slaving.
The ball is placed at the position of the ball when the player is downed. If that position is not between the hash marks it will be moved to the nearest hash.