2025 Subaru Outback BaseFACTORY OEM SERVICE PROCEDURE

Engine Starting System & Charging System (2.5L): Generator: Installation

  1. Temporarily install the generator.
  2. Tighten the bolts in the numerical order as shown in the figure.

    Tightening torque: 

    25 N.m (2.5 kgf-m, 18.4 ft-lb)

    Fig 1: Generator Bolts Tightening Sequence
    G13619452Courtesy of SUBARU OF AMERICA, INC.
  3. Connect the connector and terminal B.
    CAUTION: As residual anti-rust grease or dirt on the threads (bolts and nuts), terminals and seating surfaces may cause overtorque, clean and degrease them.

    Tightening torque: 

    15.5 N.m (1.6 kgf-m, 11.4 ft-lb)

  4. After connecting the terminal B, apply a thin coat of anti-rust grease to the terminal section.
    CAUTION: This procedure is required to prevent rust and suppress sulfation.

    Preparation items: 

    Grease: Viscotech R174 or equivalent Ref. to RECOMMENDED MATERIALS>GREASE>STARTING/CHARGING SYSTEM

    G00685910Courtesy of SUBARU OF AMERICA, INC.
    (A) Anti-rust grease application area
  5. Install the V-belts. Ref. to MECHANICAL (H4DO)>V-BELT>INSTALLATION>V-BELT .
  6. Install the air intake duct. Ref. to INTAKE (INDUCTION) (H4DO)>AIR INTAKE DUCT>INSTALLATION .
  7. Connect the ground terminal to battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
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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.