BMW 640I 2012–2014 — technical service bulletin
Bulletin 611813 · NHTSA communication 10150178 · issued Nov 1, 2013
Technical service bulletin
communication type
Equipment
component
2012–2014
model years
8
vehicle entries
Official summary
"Service Action: Program Control Units (CAS). The Car Access System (CAS) software is incorrect, allowing the rear deck lid to be open when the convertible top compartment cover is in the intermediate position. This can cause the convertible top compartment cover to collide with the rear deck lid. AFFECTED VEHICLES This Service Action involves F12 vehicles. In order to determine whether a specific vehicle has had this Service Action completed or is affected by this Service Action, first check the B-pillar label for code number 655. If code number 655 has been punched out, the campaign has alre
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.