BEV model family
Hyundai Ioniq 6 error codes and diagnostics
Diagnostic coverage for model years 2023–2027. Verified entries below are linked to this model family by source-backed applicability evidence; model membership alone is never used to invent a code relationship.
PowertrainBEV
Model years2023–2027
Verified diagnostics4
Research leads0
Verified Verified Hyundai Ioniq 6 diagnostic codes
Each result opens a manufacturer-specific report with the code meaning, affected vehicles, source evidence and the full diagnostic knowledge page where available.
C2721System Calibration Required LDWS (Lane Departure Warning System). This TSB includes repair justification in the form of automatically upl · 2022–2026View diagnostic report →DC/DC Converter Input Voltage Sensor FaultDC/DC Converter Input Voltage Sensor Fault · 2022–2023View diagnostic report →P1B77High Voltage Battery Precharging Fault DTC P1B25 - Hybrid Battery Safety Plug Or Fuse Circuit NOTE: This bulletin does not apply for just a DTC P1B77 or P1B25, it must also have · 2022–2023View diagnostic report →Power is limitedPower is limited · 2022–2024View diagnostic report →
About this model coverage
EV Diagnostics separates vehicle catalog data from diagnostic applicability. A code is listed as verified for Hyundai Ioniq 6 only when supporting evidence connects that diagnostic identity to the model or its documented model-year range.
Related navigation
All Hyundai EV models and diagnostics · Search all diagnostic codes · How verification works