U0220: The door switch F is not answering on the car network
The door switch F is not answering on the car network. It is usually that control unit, its power supply or the network wiring.
| Code | U0220 |
|---|---|
| System | Communication network |
| Group | U02xx, Lost communication with control units |
| Type | Generic: it means the same on every make |
How to read and clear U0220 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 U0220 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
- U0216 The door switch B is not answering on the car network
- U0217 The door switch C is not answering on the car network
- U0218 The door switch D is not answering on the car network
- U0219 The door switch E is not answering on the car network
- U0221 The door switch G is not answering on the car network
- U0222 The door window motor A is not answering on the car network
- U0223 The door window motor B is not answering on the car network
- U0224 The door window motor C is not answering on the car network
What does code U0220 mean?
The door switch F is not answering on the car network. It is usually that control unit, its power supply or the network wiring.
How do you clear U0220?
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, U0220 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.
