A passthrough device is a device used in conjunction with a computer to reprogram vehicle control modules through the OBD-II/ CANbus port. Each manufacturer has their own type, but

SAE International SAE International is a global professional association and standards organization based in Warrendale, Pennsylvania, United States. Formerly the Society of Automotive Engineers, the organization adopted its current name in 2006 to reflect bot ...

standardized the J-2534 universal requirements in 2004, requiring all manufacturers to allow vehicles sold in the United States of America and Europe to accept

powertrain In a motor vehicle, the powertrain comprises the main components that generate engine power, power and deliver that power to the road surface, water, or air. This includes the internal combustion engine, engine, transmission (mechanics), trans ...

reprogramming through specific universal parameters.

References

Automotive electronics {{automotive-tech-stub