BMW X5 2008–2010 — technical service bulletin
Bulletin SI-B-13-04-10 · NHTSA communication 10034188 · issued May 1, 2010
Technical service bulletin
communication type
Equipment
component
2008–2010
model years
3
vehicle entries
Official summary
Bmw: replace charge air temperature sensor. Vehicles with m57y diesel engine only. Fault code 4c52 charging air temperature sensor, plausibility is stored. The charge air temperature sensor has failed. *pe
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.