2017-10-10
Check and clean or replace the PCV valve
Inspect and clean the PCV tube for any obstructions
Check for any vacuum leaks in the PCV system and repair if necessary
Inspect and replace any damaged or worn out hoses in the PCV system
If all else fails, consider replacing the PCV heater assembly
Malfunctioning PCV valve
Clogged or blocked PCV system
Faulty PCV heater element
Vacuum leaks in the PCV system
Incorrectly installed or damaged PCV components
Decreased engine performance
Rough idling or stalling
Increased fuel consumption
Check engine light illuminated
Engine misfires or hesitates