Volvo XC40 2021 — technical service bulletin
Bulletin TJ35774.1.0-2020 · NHTSA communication 10186178 · issued Dec 5, 2020
Technical service bulletin
communication type
Electrical System
component
2021
model years
1
vehicle entries
Official summary
This is a Technical Journal: PSCM ghost codes U230057 / U112B87
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.