P25FC
Turbocharger/Supercharger Bypass Valve C - Mechanical
P25FC is an OBD-II diagnostic trouble code meaning: Turbocharger/Supercharger Bypass Valve C - Mechanical. Common causes: bypass valve jammed, wear of mechanical valve components. Estimated repair cost: $33–167.
Symptoms
- Reduced engine power
- Unstable turbine operation
- Dips during acceleration
- Increased fuel consumption
- Rattling sounds from the turbine area
Causes
- Bypass valve jammed
- Wear of mechanical valve components
- Valve stem damage
- Valve contamination with carbon deposits
- Problems with the vacuum drive (if any)
How to Fix
- Visual inspection of the valve and its mechanism
- Checking Valve Stem Stroke
- Cleaning the valve from carbon deposits
- Replacing the bypass valve if necessary
- Checking the operation of the turbine after repair
Related codes
Error P25FC by Vehicle Brand
FAQ
What does the P25FC code mean?
P25FC is an OBD-II diagnostic trouble code that indicates: Turbocharger/Supercharger Bypass Valve C - Mechanical
What causes a P25FC error code?
The most common causes of P25FC include: Bypass valve jammed; Wear of mechanical valve components; Valve stem damage; Valve contamination with carbon deposits.
How do I fix a P25FC diagnostic trouble code?
To fix P25FC: Visual inspection of the valve and its mechanism. Checking Valve Stem Stroke. Cleaning the valve from carbon deposits. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P25FC?
Limited driving only, diagnose soon
How much does it cost to fix P25FC?
The estimated repair cost for P25FC is $33–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat