One problem related to speed sensor has been reported for the 2012 Volkswagen CC. The most recently reported issues are listed below.
Driving on a rainy day the abs brakes skid slightly and and then the abs light the traction control light the parking brake the airbag light it also says (fault/ abs stabalization control (esc) and next message is air bag fault all turn on then turn off a few days later they are all solid and staying on mechanic says it's a bad speed sensor let's see it's not repaired yet.