Nissan Versa 2021 — technical service bulletin
Bulletin NTB21-006 · NHTSA communication 10186852 · issued Jan 25, 2021
Technical service bulletin
communication type
Engine and Engine Cooling
component
2021
model years
1
vehicle entries
Official summary
MIL ON WITH DTC P0128 STORED IF YOU CONFIRM The MIL is ON and DTC P0128 (THERMSTAT FNCTN) is stored in the ECM, AND There are no drivability concerns. ACTION 1. Confirm the current ECM part number. 2. Reprogram the ECM, if applicable.
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.