See also:

Type Approval of Equipment
Immobilizer system Keyless entry system ...

Traction Control System (TCS)
The Traction Control System (TCS). enhances traction and safety by controlling engine torque and braking. When the TCS detects driving wheel slippage, it lowers engine torque and operates the bra ...

Uniform Tire Quality Grading System (UTQGS)
This information relates to the tire grading system developed by the U.S. National Highway Traffic Safety Administration for grading tires by tread wear, traction, and temperature performance. ...