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.
2020 Subaru WRX BaseFACTORY OEM SERVICE PROCEDURE
Front Strut: Disposal
CAUTION:
- Before handling the strut damper and shock absorber, be sure to wear goggles to protect eyes from gas, oil and cutting powder.
- Do not disassemble the strut damper and shock absorber or place them into a fire.
- When discarding gas filled strut dampers and shock absorbers, drill holes in them to purge the gas.
- Place the strut damper and shock absorber on a level surface with the piston rod fully expanded.
- Make a hole into the specified position 30 mm (1.18 in) deep using a drill with 2 - 3 mm (0.08 - 0.12 in) diameter. (standard damper model)
- Using a 2 - 3 mm (0.08 - 0.12 in) dia. drill, make a hole into the position (1) first, and then (2). (inverted damper model)
Factory Service Tools
Use the Manual With the Right Hardware
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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.