P0C2B: There is a fault in the gearbox oil auxiliary pump control unit feedback signal
There is a fault in the gearbox oil auxiliary pump control unit feedback signal. It may be the control unit itself, its power supply or its connector.
| Code | P0C2B |
|---|---|
| System | Engine and transmission |
| Group | P0Cxx, Hybrid and electric |
| Type | Generic: it means the same on every make |
How to read and clear P0C2B 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 P0C2B 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
- P0C27 The gearbox oil auxiliary pump motor current is below normal
- P0C28 The gearbox oil auxiliary pump motor current is above normal
- P0C29 The gearbox oil auxiliary pump driver gives readings outside the normal range
- P0C2A The auxiliary gearbox oil pump motor has got stuck
- P0C2C The gearbox oil auxiliary pump control unit feedback signal gives readings
- P0C2D The gearbox oil auxiliary pump control unit feedback signal gives a lower
- P0C2E The gearbox oil auxiliary pump control unit feedback signal gives a higher
- P0C2F The internal control unit drive motor or generator speed sensor is not
What does code P0C2B mean?
There is a fault in the gearbox oil auxiliary pump control unit feedback signal. It may be the control unit itself, its power supply or its connector.
How do you clear P0C2B?
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, P0C2B 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.
