If the light does not operate, we recommend that the system be checked by an authorized Kia dealer.
Kia Cee'd JD Service Manual: Description and operation
Description
TREAD Lamp
–
Tire Under Inflation / Leak Warning.
1.
Turn on condition
•
When tire pressure is below allowed threshold
•
Wh ...
Kia Cee'd JD Owners Manual: Tire replacement
If the tire is worn evenly, a tread wear
indicator will appear as a solid band
across the tread. This shows there is
less than 1.6 mm (1/16 in.) of tread
left on the tire. Replace the tire when
this happens.
Do not wait for the band to appear
across the entire tread before replacing
...