BMW 320I 2012–2014 — technical service bulletin
Bulletin 840813 · NHTSA communication 10150187 · issued Nov 1, 2013
Technical service bulletin
communication type
Equipment
component
2012–2014
model years
13
vehicle entries
Official summary
"USB Connection Not Working. One, or both of the scenarios listed below may be encountered: 1. The message ""Device not supported"" is displayed in the CID after connecting a USB device to the USB port using a USB cable. 2. The ""USB option"" in the menu cannot be selected (grayed out), after the vehicle was programmed with ISTA/P 2.50.2, or 2.50.3: I-Level F020-13-07-503, or F020-13-07-505. CAUSE 1. Incompatible USB cable is being used 2. Head Unit Basic software error 1 The following procedure should be performed for ""Situation 1, Cause 1"" listed above: Part A (Steps 1 to 3) 1. Duplicate t
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.