TuningBot DTC Database · v4.37.15
2 manufacturer-specific interpretations across 2 manufacturers in the TuningBot DTC database.
HyundaiThe control module stopped receiving expected network messages from the TGS Lever node on the vehicle communication bus. This is the manufacturer-specific definition used by Hyundai.
PSAThe control module detected the fault condition "Absence of communication" for the Dialogue with the Stop and Start ECU. Documented for the Magneti Marelli MM6KP engine ECU (EW7A/EW10A) on Peugeot applications; the same PSA control units are also fitted to Citroën models.
Network: communication between control units.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Diagnostic Trouble Code (2 interpretations). The control module stopped receiving expected network messages from the TGS Lever node on the vehicle communication bus. This is the manufacturer-specific definition used by Hyundai.
U1103 is a manufacturer-specific code. In this database it is documented for: Hyundai, PSA. The same number can mean something different on other brands.
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 U1103 is removable in your case.
Understand the system behind this code: Diagnostic Strategy and DTC Logic
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