U0266: The image processing sensor B is not answering on the car network
The image processing sensor B is not answering on the car network. It is usually that control unit, its power supply or the network wiring.
| Code | U0266 |
|---|---|
| System | Communication network |
| Group | U02xx, Lost communication with control units |
| Type | Generic: it means the same on every make |
How to read and clear U0266 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 U0266 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
- U0262 The audio amplifier B is not answering on the car network
- U0263 Communication with the voice control unit is lost
- U0264 Communication with the rear camera has been lost
- U0265 The image processing sensor A is not answering on the car network
- U0267 The image processing sensor C is not answering on the car network
- U0268 The image processing sensor D is not answering on the car network
- U0269 The image processing sensor E is not answering on the car network
- U026A The image processing sensor F is not answering on the car network
What does code U0266 mean?
The image processing sensor B is not answering on the car network. It is usually that control unit, its power supply or the network wiring.
How do you clear U0266?
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, U0266 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.
