Kia Rio 2022, Owner'S Manual, Page: 570 / 602

Maintenance
112 8
Emission control system
not bleach or re-dye the webbing
because this may weaken it.
Cleaning the interior window
glass
If the interior glass surfaces of the vehi
-
cle become fogged (that is, covered with
an oily, greasy or waxy film), they should
be cleaned with a glass cleaner. Follow
the directions on the glass cleaner con
-
tainer.
CAUTION
Do not scrape or scratch the inside of
the rear window. This may result in dam
-
age of the rear window defroster grid.
Emission control system (if
equipped)
The emission control system of your
vehicle is covered by a written limited
warranty. Please see the warranty infor
-
mation contained in the Warranty &
Maintenance book in your vehicle.
Your vehicle is equipped with an emis
-
sion control system to meet all applica
-
ble emission regulations.
There are three emission control sys
-
tems, as follows.
1. Crankcase emission control system
2. Evaporative emission control system
3. Exhaust emission control system
In order to assure the proper function of
the emission control systems, have your
vehicle inspected and maintained by a
professional workshop in accordance
with the maintenance schedule in this
manual. Kia recommends to visit an
authorised Kia dealer/service partner.
Caution for the Inspection and Main
-
tenance Test (With Electronic Stability
Control (ESC) system)
僅 To prevent the vehicle from misfir
-
ing during dynamometer testing,
turn the Electronic Stability Control
(ESC) system off by pressing the
ESC switch.
僅 After dynamometer testing is com
-
pleted, turn the ESC system back on
by pressing the ESC switch again.
1. Crankcase emission control
system
The positive crankcase ventilation sys
-
tem is employed to prevent air pollution
caused by blow-by gases being emitted
from the crankcase. This system sup
-
plies fresh filtered air to the crankcase
through the air intake hose. Inside the
crankcase, the fresh air mixes with blow-