SEATS > Front Seat
INSPECTION
1. SEAT COVER
Check that there is no tear or fray on the cover COMPL - front backrest and the cover - front cushion.
NOTE:
For model with side airbag, if the door side of the cover COMPL - front backrest is torn or frayed, the side airbag may not be deployed properly. In this case, replace the cover COMPL - front backrest with a new part.
2. CHECK ILLUMINATION OF PASSENGER’S SEAT BELT WARNING LIGHT
Check that the passenger’s seat belt warning light illuminates when the passenger’s seat is occupied.

If it does not illuminate, check the seat belt warning system and the occupant detection system.
• Seat belt warning system: Seat Belt Warning System">
• Occupant detection system: Basic Diagnostic Procedure">
3. FLAT MAT HOOK
Check the flat mat hook by applying weight to the backrest assembly.

NOTE:
If the appropriate stiffness is not obtained by applying weight to the backrest assembly, the hook may be disengaged.
If it is due to the deformation of the hook, replace the hook with a new part.

Disassembly
InstallationRear Cross Traffic Alert (RCTA)
Operating range
The system notifies the driver of another
vehicle approaching from either side when
driving in reverse. This feature helps the
driver check the rear and side areas of the
vehicle when moving backward.
If the system detects a vehicle approaching
from either side whil ...
Battery drainage reduction function
The Subaru Ascent is equipped with an intelligent battery drainage reduction
system designed to automatically switch off interior lighting under certain conditions,
helping to prevent unnecessary battery discharge and ensuring long-term reliability.
Battery drainage reduction function for vario ...
Inspection
LUBRICATION(H4DO) > Engine Oil FilterINSPECTION1. After installing the oil filter, run the engine and check for oil leakage.NOTE:The filter element and filter case are permanently jointed; therefore, interior cleaning is not necessary.2. Check the engine oil level. Engine Oil > INSPECTION&quo ...