J1939 Type 2 Female F/G to OBD2 Female Adapter the other has a Female

the other has a Female 9-pin J1939 Type 1 Connector that can receive both Type 2 and Type 1

The J1939 diagnostic software that is included as a part of this kit allows you to view real-time sensor data and read and reset diagnostic trouble codes (DTCs)

This allows you to plug four accessories into one vehicle bulkhead connector

such as correcting idle speed issues

Delphi Delco Electronics manufacturers the finest engine controllers in the world

J1939 Type 2 Female F/G to OBD2 Female Adapter the other has a FemaleSome vehicles will have older (250k data) on pins F and G with the newer Type 2 connector. This adapter will connect the older data from pins F and G of the Type 2 connector to the CAN lines of the OBD2 connector. This will allow your existing systems to be used on the new vehicles. Check with your vehicle manufacturer to see if the 250k J1939 data is supplied on pins F and G.