There are countless problems that could occur. However, most electrical problems fall into one of the following few categories:
Diagnosing the cause of the electrical problem is the first step your auto technician will take. In some cases, the problem can be diagnosed using codes from the on-board diagnostic (OBD) system. In other cases, the technician may need to inspect components of the vehicle or drive the car to try to replicate the issues that you report.
These signs also indicate you should make an appointment for electrical diagnosis and repair: