Is it possible for the average person to reprogram a car's computer?


Quick Answer

It is possible for almost anyone with a computer and the correct interface hardware to reprogram the engine control unit of many cars using computer software packages. However, reprogramming a car's engine control unit in a way that improves performance without damaging the vehicle may require specialized knowledge.

Continue Reading

Full Answer

Almost all cars built since the 1990s incorporate an on-board diagnostics port in the engine that allows diagnostic equipment to interface with the car's ECU. Reprogramming or "flashing" the ECU is performed by connecting a computer to the OBD port with a specialized interface cable. Software such as OpenECU allows users to modify the settings of the ECU and alter the performance of the engine control system.

Learn more about Technology

Related Questions