Hyundai Elantra 2020 — technical service bulletin
Bulletin 20-01-028H · NHTSA communication 10177135 · issued Jun 24, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
2020
model years
1
vehicle entries
Official summary
Certain vehicles may experience an illuminated warning light due to Diagnostic Trouble Codes (DTC). Perform the ECU and TCU update, and, if necessary, replace the IVT (Intelligent Variable Transmission) to resolve this condition. ï · TCU DTC Codes: P0730, P0731, P0741, P0867, P1603 ï · ECU DTC Codes: P0106, P0068, P0101
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.