B2003-12-Rear Left Audio Speaker Output - Circuit Short To Battery - Premium: Notes
WARNING: This page is about a different car, the 2015 Fiat 500. 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:
There are two versions of the B2003-12 DTC test. In order to select the proper test you must know if the vehicle is equipped with an Amplifier. If the vehicle is equipped with an Amplifier use the B2003-12-PREMIUM test. If the vehicle is not equipped with an Amplifier use the B2003-12-BASE test.