OBD-II code · Powertrain (generic, extended)
P2665 Fuel Shutoff Valve B Control Circuit / Open
The controller cannot drive the secondary fuel shutoff valve. Engine cannot be commanded off through this path during a safety event.
Is it safe to drive with P2665?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyOpen coil in shutoff valve
- PossibleBroken control wire
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–3.5 h
- Emissions test
- Usually unaffected
- Parts involved
- Fuel Shutoff Valve B, Solenoid, Wiring Harness
Related codes
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.