Home >> Fiat >> 2017 >> 500 Pop, Standard Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Body Control Module (BCM) - DTCS B1000-44 To B10AD-13 - 500 - Except Electric >> DTC Troubleshooting >> B1002-02 Immobilizer Coil General Signal Failure >> Possible Causes