Ford Bronco 2021–2023 — technical service bulletin
Bulletin TSB 24-2112 · NHTSA communication 10254159 · issued Apr 24, 2024
Technical service bulletin
communication type
Power Train
component
2021–2023
model years
3
vehicle entries
Official summary
Some 2021-2023 Bronco vehicles equipped with a 2.7L or 3.0L engine may exhibit an illuminated MIL with DTC P25B4, P25B6, and/or P0299 stored in the powertrain control module (PCM). This may be due to a loose nut on the turbo actuator arm causing an under boost condition
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.