See also:

Tread wear indicator
The tires have wear indicator strips running across or parallel to the tread. The letters TWI are printed on the side of the tire. When approximately 1/16" (1.6 mm) is left on the tread, th ...

Summer and winter tires
The arrows shows the direction of rotation of the tire When switching between summer and winter tires, mark the tires to indicate where they were mounted on the car, e.g., LF = left front, RR ...

Faults in the system
If the yellow warning symbol illuminates and PARK ASSIST SERVICE REQUIRED is shown on the information display, this indicates that the system is not functioning properly and has been disengage ...