2018 and newer Chrysler, Dodge, Ram, Jeep, and Fiat now have a secure gateway module or SGM. This SGM will not allow your scan tool to do bidirectional controls on the vehicle.
Autel has provided a cable to bypass the SGM.
1.OBD instrument mileage calibration, OBD anti-theft matching, etc.
2.Used with other diagnostic devices to read and clear fault code.
Vehicles: (with Secure Gateway Module)
2013+ RAM Promaster
2015+ Fiat 500x
2015+ RAM Promaster City
2016+ Jeep Renegade
2017+ Alfa Romeo Giulia
2017+ Jeep Compass
2017+ Jeep Cherokee
2018+ Jeep Wrangler
2018+ Ram Trucks
2018+ Dodge Durango
2018+ Jeep Wrangler (JL Body only, not JK)
2018+ Dodge Journey
2018+ Jeep Grand Cherokee
2018+ Chrysler Pacifica
2018+ Chrysler 300
2018+ Dodge Charger
2018+ Dodge Challenger
2019+ Most Fiat/Chrysler/Jeep/Ram vehicles
2020+ ALL FCA vehicles
1.Locate and unplug the 12pin and 8PIN connectors of the SGW module.
2.Then connect the FCA 12+8 directly to the 12pin and 8pin (two connectors connected to the SGW) connector on the car.
3.At this point, normal communication with the car can be achieved.
Autel’s SGM Solution for Chrysler
Connect the Chrysler 12+8 directly to the 12pin and 8pin on SGW to read faults