Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Subaru Outback BaseFACTORY OEM SERVICE PROCEDURE
Chain Cover: Assembly
- Install the camshaft position sensor. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>CAMSHAFT POSITION SENSOR>INSTALLATION .
- Install the oil control solenoid. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>OIL CONTROL SOLENOID>INSTALLATION .
- Install the engine oil temperature sensor. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>ENGINE OIL TEMPERATURE SENSOR>INSTALLATION .
- Install the oil pressure switch. Ref. to LUBRICATION (H4DO)>OIL PRESSURE SWITCH>INSTALLATION .
- Install the engine oil filter and the oil pump union. Ref. to LUBRICATION (H4DO)>OIL FILTER>INSTALLATION .
- Install the oil filler cap.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.