P05D8
Generic code
Free on OBD DashX
Want real-world data on P05D8?
See which problems come with P05D8, how often it shows up in other vehicles, and how to fix it — step by step.
- Real-world fix data
- How often it happens
- Step-by-step repairs
What P05D8 means
- PCV Regulator Valve Control Circuit/Open
Possible symptoms
- Check the PCV valve and replace if necessary.
- Inspect the wiring and connectors associated with the PCV regulator valve control circuit and repair or replace as needed.
- Perform a thorough check of the engine for any vacuum leaks and fix them accordingly.
- Check the PCV system for any blockages or restrictions and clear them if found.
- If all else fails, consider replacing the PCV regulator valve itself.
Possible causes
- Faulty PCV valve
- Damaged or loose PCV valve hose
- Improperly installed or faulty PCV regulator valve control circuit
- Clogged or obstructed PCV valve system
Possible solutions
- Check engine light may illuminate on the dashboard
- Engine may idle roughly or stall
- Decreased fuel efficiency or poor gas mileage
- Excessive oil consumption
- Loss of power or sluggish acceleration
Free on OBD DashX
P05D8 on OBD DashX
Real-world causes, how often this code shows up, and the fix — step by step.
Open P05D8 No sign-up needed · available in 10 languagesScan your own car
Read and clear fault codes, live data and service resets with the CaRPM app.