Volvo XC40 2021 — technical service bulletin
Bulletin TJ35774.3.0-2021 · NHTSA communication 10190806 · issued Mar 19, 2021
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.