P23FB: Injector B of cylinder 10 is unbalancing that cylinder’s mixture compared with
Injector B of cylinder 10 is unbalancing that cylinder’s mixture compared with the others. It is usually that injector, dirty or worn, or its connector.
| Code | P23FB |
|---|---|
| System | Engine and transmission |
| Group | P23xx, Ignition coils and engine |
| Type | Generic: it means the same on every make |
How to read and clear P23FB with Final OBD
Plug an OBD2 scanner in under the steering wheel, switch the ignition on and open Final OBD. Under Faults you’ll see P23FB with its description and whether it’s confirmed, pending or permanent.
If the engine stores it over standard OBD, with FREE you read this code with its explanation for nothing and clear it. With PRO you also read the faults of every control unit and clear them in all of them.
Clearing the code only turns the light off: if the cause is still there, it comes back. Clear it once it’s fixed, and not right before an inspection. It’s all in how to read and clear fault codes and in inspections and OBD.
Similar codes
- P23F7 Injector B of cylinder 6 is unbalancing that cylinder’s mixture compared with
- P23F8 Injector B of cylinder 7 is unbalancing that cylinder’s mixture compared with
- P23F9 Injector B of cylinder 8 is unbalancing that cylinder’s mixture compared with
- P23FA Injector B of cylinder 9 is unbalancing that cylinder’s mixture compared with
- P23FC Injector B of cylinder 11 is unbalancing that cylinder’s mixture compared with
- P23FD Injector B of cylinder 12 is unbalancing that cylinder’s mixture compared with
- P23FE The mixture from injection system B is not the same in all cylinders of bank 1
- P23FF The mixture from injection system B is not the same in all cylinders of bank 2
- P2300 Ignition coil A primary control circuit low
- P2301 Ignition coil A primary control circuit high
- P2303 Ignition coil B primary control circuit low
- P2304 Ignition coil B primary control circuit high
What does code P23FB mean?
Injector B of cylinder 10 is unbalancing that cylinder’s mixture compared with the others. It is usually that injector, dirty or worn, or its connector.
How do you clear P23FB?
With an OBD2 scanner and an app like Final OBD, which clears it for free if it’s stored by the engine control unit. But clearing it only turns the light off: if the cause isn’t fixed, P23FB comes back.
Read it on your car
Final OBD reads and clears engine faults through standard OBD for free, each one explained in plain English. With PRO it also reads the faults of every control unit, each make’s own codes included, and clears them in all of them.
