The procedure for adjusting the quality of the screen differs depending on the type of screen present on the vehicle.
For vehicles without Navigation System:
P0448 EVAP canister vent control valve
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0448
VENT CONTROL VALVE
(Evaporative emission system vent control
circuit shorted)
EVAP canister vent control valve remains closed under specif ...
Adjust
For adjustable head restraint/headrest
Adjust the head restraint/headrest so the center
is level with the center of your ears. If your ear
position is still higher than the recommended
alignment, place the head restraint/headrest at
the highest position.
For non-adjustable head restraint ...
Periodic maintenance
Introduction of Periodic Maintenance
The following tables show the normal maintenance schedule. Depending upon
weather and atmospheric conditions,
varying road surfaces, individual driving habits and vehicle usage, additional
or more frequent maintenance
may be required.
Periodic maintenan ...