2021 Subaru Outback BaseFACTORY OEM SERVICE PROCEDURE

Engine Coolant: Capacity

WARNING: This page is about a different variant/trim than selected.
Item Capacity
Total capacity L (US qt, Imp qt) Approx. 8.7 (9.2, 7.7)
Reservoir tank capacity L (US qt, Imp qt) 0.5 (0.53, 0.44)
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

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

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