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TuningBot DTC Database · v4.37.14

U1111 Diagnostic Trouble Code (2 interpretations)

2 manufacturer-specific interpretations across 2 manufacturers in the TuningBot DTC database.

U · NetworkInstrument_clusterOBD2
Brand pages:DodgeJeep

Dodge

1 interpretation
U1111
Odometer mileage, serial communication - circuit malfunction Dodge · instrument_cluster Data confidence 62%

The control module detected improper operation of the Odometer mileage, serial communication. This is the manufacturer-specific definition used by Dodge.

Possible causes

  • Wiring
  • instrument panel
  • CAN data bus
  • multifunction control module front
  • ECM

Jeep

1 interpretation
U1111
Controller area network (CAN) data buscommunication malfunction Jeep · network Data confidence 62%

The control module detected a communication fault involving Controller area network (CAN) data bus on the vehicle network. This is the manufacturer-specific definition used by Jeep.

Possible causes

  • Wiring
  • multifunction control module
  • ECM

Related and nearby codes

How to read U1111

U

Network: communication between control units.

1

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

111

Specific fault index within the subsystem.

Frequently asked questions about U1111

What does U1111 mean?

Diagnostic Trouble Code (2 interpretations). The control module detected improper operation of the Odometer mileage, serial communication. This is the manufacturer-specific definition used by Dodge.

Is U1111 generic or manufacturer-specific?

U1111 is a manufacturer-specific code. In this database it is documented for: Dodge, Jeep. The same number can mean something different on other brands.

Can TuningBot remove U1111 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 U1111 is removable in your case.

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