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
InstallationDtc u0140 lost communication with body control module
Blind Spot Detection/Rear Cross Traffic Alert (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC U0140 LOST COMMUNICATION WITH BODY CONTROL MODULEDetected when CAN data from BIU does not arrive.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PRO ...
Fastening the seatbelt
Front seatbelts
1. Adjust the seating position in the Subaru Ascent according to the following
guidelines.
Driver's seat: Set the seatback to an upright position and move the seat as far
back from the steering wheel as possible while maintaining full control of the vehicle.
Front passenge ...
Inspection
FUEL INJECTION (FUEL SYSTEMS)(H4DO) > Manifold Absolute Pressure SensorINSPECTION1. Check that the manifold absolute pressure sensor has no deformation, cracks or other damages.2. Connect dry-cell battery positive terminal to terminal No. 3 and dry-cell battery ground terminal to terminal No. 1, ...