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TuningBot DTC Database · v4.37.15

U0677 Lost Communication With Fuel Level Sensor B

Generic (OBD-II) interpretation in the TuningBot DTC database.

U · NetworkFuelOBD2

What U0677 means

U0677
Lost Communication With Fuel Level Sensor B Generic · fuel Data confidence 65%

The control module stopped receiving expected network messages from the Fuel Level Sensor B node on the vehicle communication bus.

Related and nearby codes

How to read U0677

U

Network: communication between control units.

0

Generic SAE-standard code: same meaning on every make.

677

Specific fault index within the subsystem.

Frequently asked questions about U0677

What does U0677 mean?

Lost Communication With Fuel Level Sensor B. The control module stopped receiving expected network messages from the Fuel Level Sensor B node on the vehicle communication bus.

Is U0677 generic or manufacturer-specific?

U0677 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove U0677 at file level?

Not guaranteed. Powertrain (P) codes can be reliably disabled in the ECU calibration, but body, chassis and network codes depend on the specific control unit and how the fault is implemented - some can be handled, some cannot. Ask for a quote and our engineers will check your file and tell you, free of charge, whether U0677 is removable in your case.

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