OBD-II code · Powertrain (generic, extended)
P26FE Exhaust Flow Control Valve A Control Performance
The exhaust flow control valve A responds to commands but the resulting flow or back-pressure does not match expectations. Worn flap or carbon coking on the bore.
Is it safe to drive with P26FE?
Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.
Common causes
- Most likelyWorn valve flap loses sealing
- PossibleCarbon coking restricts valve travel
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1.5–5 h
- Emissions test
- Usually unaffected
- Parts involved
- Exhaust Flow Valve A, Actuator
Related codes
- P2BFBExhaust Flow Control Valve B Control Performance
- P2D16Exhaust Flow Control Valve C Control Performance
- P26FBEGR Cooler Bypass Control Stuck Closed Bank 1
- P26FCEGR Cooler Bypass Control Stuck Closed Bank 2
- P26FDA/C Compressor Internal Control Module Performance
- P26FFAuto Configuration Throttle Input Not Present Bank 2
- P2700Transmission Friction Element A Apply Time Range/Performance
- P2701Transmission Friction Element B Apply Time Range/Performance
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.