P053E
Crankcase Pressure Too High
Generic OBD-II
Common symptoms
What you'll notice
- Check and clean or replace the PCV valve
- Inspect and repair any vacuum leaks
- Replace faulty crankcase ventilation system components
- Check and replace worn or damaged piston rings
- Inspect and replace the PCV filter
Common causes
Most likely first
- Faulty PCV valve or system
- Worn piston rings or cylinder walls
- Clogged or restricted crankcase ventilation system
- Internal engine pressure leak
- Damaged or malfunctioning oil control valve
How to diagnose & fix
Work through it in order
- Engine misfires or runs rough
- Decreased engine performance or power
- Oil leaks from various engine components
- Overheating of the engine
- Excessive smoke or emissions from the exhaust
Related codes
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