P25DE

Symptoms

• Check Engine Light comes on
• Reduced engine power
• Unstable idling
• Increased fuel consumption
• The engine may go into emergency mode

Causes

• Low engine oil level or pressure
• Dirty or worn VVT system
• VVT solenoid valve malfunction
• Problems with the camshaft position sensor
• Mechanical damage to the phase regulation system

How to Fix

1. Check the level and condition of the engine oil
2. Diagnose oil pressure in the system
3. Check the operation of the VVT solenoid valve
4. Test the camshaft position sensor
5. Inspect the mechanical components of the VVT system for wear.

Related codes

Error P25DE by Vehicle Brand