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TuningBot DTC Database · v4.37.15

U1131 CAN data bus - fuel system signal malfunction

1 manufacturer-specific interpretation across 1 manufacturer in the TuningBot DTC database.

U · NetworkNetworkOBD2
Brand pages:Mazda

Mazda

1 interpretation
U1131
CAN data bus - fuel system signal malfunction Mazda · network Data confidence 62%

The control module detected improper operation of the CAN data bus - fuel system. This is the manufacturer-specific definition used by Mazda.

Possible causes

  • Wiring
  • CAN data bus
  • ECM

Related and nearby codes

How to read U1131

U

Network: communication between control units.

1

Manufacturer-defined range: the meaning can differ between brands.

131

Specific fault index within the subsystem.

Frequently asked questions about U1131

What does U1131 mean?

CAN data bus - fuel system signal malfunction. The control module detected improper operation of the CAN data bus - fuel system. This is the manufacturer-specific definition used by Mazda.

Is U1131 generic or manufacturer-specific?

U1131 is a manufacturer-specific code. In this database it is documented for: Mazda. The same number can mean something different on other brands.

Can TuningBot remove U1131 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 U1131 is removable in your case.

Other file services

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