When the ignition switch is turned to the "ON" position, the vehicle self-check will be performed. The screens corresponding to the following items will appear one after another for several seconds each.

When the checks are performed, the color of the icon corresponding to the checked item will turn green.
If there is no warning message, the selfcheck will be complete without notification

Example of notification
If there is a warning message or a maintenance notification, the color of the icon corresponding to the item will turn yellow and the warning message or the maintenance notification will be displayed.
Take the appropriate actions based on the messages indicated.
NOTE
The self-check screen can be set to on or off. For details, refer to "On/Off setting"
After performing the maintenance, change the setting of the corresponding maintenance item. For details, refer to "Maintenance settings"
The maintenance notification screen will be displayed under either of the following conditions.
The maintenance notification screen will be displayed until either of the following conditions is satisfied.
Ending screen
Interruption screenElectronic Brake Force Distribution (EBD) system
The EBD system maximizes the effectiveness
of the brakes by allowing the rear
brakes to supply a greater proportion of
the braking force. It functions by adjusting
the distribution of braking force to the rear
wheels in accordance with the vehicle's
loading condition and speed.
The EBD syst ...
Light control switch
CAUTION
Extended use of vehicle lighting while the engine is not running may
lead to battery discharge in the Subaru Ascent.
Before leaving your Subaru Ascent unattended, ensure that the light control
switch is set to the OFF position. Even though the lights may automatically
turn off ...
Inspection
CONTINUOUSLY VARIABLE TRANSMISSION(TR580) > Secondary Speed SensorINSPECTION1. Set the ST between the TCM and bulkhead harness.ST 18460AA040CHECK BOARD2. Set the probe of oscilloscope to the check board connector.Connector & terminalNo. 13 (+) — No. 42 (−):(A)+ probe(B)− prob ...