PCV Valves

2025 Toyota Prius Plug-In Hybrid XSE PremiumSECTION PCV Valves
Condition Code Procedure
Application incorrect B Require replacement
At or beyond service interval 3 Suggest replacement to comply with vehicle's OEM recommended service intervals
Attaching hardware broken A Require repair or replacement of hardware
Attaching hardware missing C Require replacement of hardware
Attaching hardware not functioning A Require repair or replacement of hardware
Grommet broken A Require repair or replacement of grommet
Grommet missing C Require replacement of grommet
Grommet not functioning A Require repair or replacement of grommet
Inoperative A Require replacement
NOTE: Inoperative includes intermittent operation.
Leaking A Require replacement
Missing C Require replacement
Restricted A Require replacement
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

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

Affiliate disclosure: We may earn a commission at no extra 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.