Volvo S90 2016–2019 — technical service bulletin
Bulletin TJ3386430-2019-0 · NHTSA communication 10161773 · issued May 14, 2019
Technical service bulletin
communication type
Electrical System
component
2016–2019
model years
14
vehicle entries
Official summary
This is a Technical Journal: It may happen that after a software download, the TPMS light is flashing and DTC VDDM-U24004A, "ECU Software. System internal failures" is set. This is due to that the I-TPMS function in VDDM has not been initialized.
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.