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
InstallationInstallation
LUBRICATION(H4DO) > Oil Pressure SwitchINSTALLATION1. Apply liquid gasket to the oil pressure switch threads.Liquid gasket:THREE BOND 1324 (Part No. 004403042) or equivalent2. Install the oil pressure switch to the chain cover.Tightening torque:18 N·m (1.8 kgf-m, 13.3 ft-lb)3. Connect the ...
Dtc b2a0d airbag signal
TELEMATICS SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC B2A0D AIRBAG SIGNALDiagnosis start condition:When ignition switch is ON.DTC detecting condition:Either the regular signal or collision signal cannot be detected from the airbag CM for at least 30 seconds. ...
Tire replacement
The tires and wheels of your Subaru Ascent are carefully selected to match the
vehicle’s design characteristics, ensuring optimal handling, comfort, and durability.
Replacing them with incorrect specifications can negatively impact performance and
safety.
Always use tires that match the ori ...