The control module stopped receiving expected network messages from the Motor Electronics Coolant Pump (C - CAN) node on the vehicle communication bus. This is the manufacturer-specific definition used by Hyundai.
TuningBot DTC Database · v4.37.15
U1116 Lost Communication With Motor Electronics Coolant Pump (C - CAN)
1 manufacturer-specific interpretation across 1 manufacturer in the TuningBot DTC database.
Hyundai
1 interpretationRelated and nearby codes
How to read U1116
Network: communication between control units.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Frequently asked questions about U1116
What does U1116 mean?
Lost Communication With Motor Electronics Coolant Pump (C - CAN). The control module stopped receiving expected network messages from the Motor Electronics Coolant Pump (C - CAN) node on the vehicle communication bus. This is the manufacturer-specific definition used by Hyundai.
Is U1116 generic or manufacturer-specific?
U1116 is a manufacturer-specific code. In this database it is documented for: Hyundai. The same number can mean something different on other brands.
Can TuningBot remove U1116 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 U1116 is removable in your case.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic
