C1086-4B-Abs System Control Too Long - Over Temperature: Notes
WARNING: This page is about a different car, the 2014 Fiat 500e. However, it is still accessible from the selected car via links, so may be relevant.
For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .
NOTE:
If any other DTCs are present, repair them first before continuing with this diagnostic procedure.