2023 Subaru Ascent BaseFACTORY OEM SERVICE PROCEDURE

Fuel Tank 1

Fig 1: Fuel Tank 1 Components Location
G16438401Courtesy of SUBARU OF AMERICA, INC.
(1) Fuel delivery tube
(2) Ring nut
(3) Ring nut plate
(4) Fuel pump ASSY
(5) Fuel sub level sensor
(6) Fuel sub delivery tube
(7) Filter
(8) Gasket
(9) Clamp
(10) Fuel filler hose
(11) Clamp
(12) Tube clamp
(13) Circulate tube
(14) Fuel tank
(15) Cushion(1)
(16) Fuel tank cover
(17) Cover clamp
(1) When removing from the fuel tank, replace it with a new part.

Tightening torque: N.m (kgf-m, ft-lb) 

T1: 2 (0.2, 1.5) 

T2: 5 (0.5, 3.7) 

T3:  Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DOTC)>FUEL PUMP>INSTALLATION .

T4:  Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DOTC)>FUEL SUB LEVEL SENSOR>INSTALLATION .

Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.