Reference meaning
What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
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A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Before replacing a part
Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Scan worksheet →Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
U1341ECU-IEB Communication Delay
Manufacturer communications
2Original wording in English
HYUNDAI
This bulletin provides the procedure to update the ECU software on certain 2021-2022MY IONIQ Plug-in Hybrid (AE PHEV) vehicles that may exhibit a warning light with DTC U1341 due to communication issues with the Integrated Electronic Brake (IEB) during charging in IG3 mode. Follow the procedure in this TSB to update the ECU soft…
KIA
TECHNICAL SERVICE BULLETIN: ECM SOFTWARE LOGIC IMPROVEMENT FOR DTC U134100 - This bulletin provides information to upgrade the Engine Control Module (ECM) software logic on certain 2021-2022MY Niro PHEV (DE PHEV) vehicles equipped with 1.6 GDI Kappa, produced from December 23, 2020 through April 13, 2022, which may exhibit a "Ch…
Check vehicle applicability
6A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Hyundai | IONIQ HYBRID ↗ | 2022 |
| Hyundai | IONIQ HYBRID ↗ | 2021 |
| Hyundai | IONIQ PLUG-IN HYBRID ↗ | 2022 |
| Hyundai | IONIQ PLUG-IN HYBRID ↗ | 2021 |
| Kia | NIRO PHEV ↗ | 2022 |
| Kia | NIRO PHEV ↗ | 2021 |
Code meaning and manufacturer information
Original wording in English · Historical directory labels; manufacturer applicability has not been established for every entry.
SCP (J1850) Invalid or Missing Data for Function Read Vehicle Speed
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.