2019 Dodge Ram 7 Pin Trailer Wiring Diagram

By | May 2, 2023

2019 Dodge Ram 7 Pin Trailer Wiring Diagram

The 2019 Dodge Ram 7 pin trailer wiring diagram is a helpful tool for understanding how to connect a trailer to your truck. This diagram shows the location of each wire on the truck and trailer, and how they are connected. By understanding this diagram, you can safely and easily connect your trailer to your truck. ### Locating the 7 Pin Trailer Wiring Connector on Your Truck The 7 pin trailer wiring connector is located on the rear of your truck, near the hitch. It is a black box with seven terminals, each labeled with a letter. The following table shows the location of each terminal on the 7 pin trailer wiring connector: | Terminal | Location | Function | |---|---|---| | A | Left side | Ground | | B | Right side | Ground | | C | Center | Running lights | | D | Top | Brake lights | | E | Bottom | Turn signals | | F | Left side | Reverse lights | | G | Right side | Trailer brake controller | ### Connecting the Trailer to Your Truck To connect a trailer to your truck, you will need to: 1. Make sure that the truck and trailer are both turned off. 2. Connect the 7 pin trailer wiring connector to the trailer. 3. Connect the 4 pin trailer wiring connector to the truck. 4. Turn on the truck and trailer. The following steps will show you how to connect the 7 pin trailer wiring connector to the trailer: 1. Locate the 7 pin trailer wiring connector on the trailer. It is a black box with seven terminals, each labeled with a letter. 2. Connect the red wire from the trailer to the "B+" terminal on the truck. 3. Connect the black wire from the trailer to the "B-" terminal on the truck. 4. Connect the yellow wire from the trailer to the "C" terminal on the truck. 5. Connect the green wire from the trailer to the "D" terminal on the truck. 6. Connect the blue wire from the trailer to the "E" terminal on the truck. 7. Connect the orange wire from the trailer to the "F" terminal on the truck. 8. Connect the white wire from the trailer to the "G" terminal on the truck. Once you have connected the 7 pin trailer wiring connector to the trailer, you can connect the 4 pin trailer wiring connector to the truck. The 4 pin trailer wiring connector is located on the back of the truck, near the driver's seat. It is a black box with four terminals, each labeled with a number. The following table shows the location of each terminal on the 4 pin trailer wiring connector: | Terminal | Location | Function | |---|---|---| | 1 | Left side | Ground | | 2 | Right side | Ground | | 3 | Center | Tail lights | | 4 | Top | Brake lights | To connect the 4 pin trailer wiring connector to the truck, you will need to: 1. Locate the 4 pin trailer wiring connector on the truck. It is a black box with four terminals, each labeled with a number. 2. Connect the red wire from the trailer to the "1" terminal on the truck. 3. Connect the black wire from the trailer to the "2" terminal on the truck. 4. Connect the yellow wire from the trailer to the "3" terminal on the truck. 5. Connect the green wire from the trailer to the "4" terminal on the truck. Once you have connected the 4 pin trailer wiring connector to the truck, you can turn on the truck and trailer. The trailer lights should now be working. ### Troubleshooting If the trailer lights are not working, there are a few things you can check: 1. Make sure that the truck and trailer are both turned on. 2. Make sure that the 7 pin trailer wiring connector is properly connected to the trailer. 3. Make sure that the 4 pin trailer wiring connector is properly connected to the truck. 4. Check the fuses in the truck and trailer. 5. Check the wiring on the trailer. If you are still having trouble, you can contact a qualified trailer repair technician. ### Conclusion The 2019 Dodge Ram 7 pin trailer wiring diagram is a helpful tool for understanding how to connect a trailer to your truck. By understanding this diagram, you can safely and easily connect your trailer to your truck and enjoy all the benefits of towing.


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