In this way, using a scanner, you can easily reset the entire DEF system on your ownand get rid of the false DEF System Error code from the dashboard. And start the engine again to check now if the DEF system error light is gone. Step-7: Shut off the Engine & Disconnect the ScannerĪfter completing the reset, shut off the engine and disconnect the scanner from the vehicle. Similarly, reset the Reductant System Data. Go back and get into the Reductant System Data Reset. Now when the Reductant Fluid Tank Level resetting is complete. Step-6: Go Back & Find the Reductant System Data Reset isactive, go back to the Control Module and find out the ‘Reductant Fluid Tank Level Reset.’ Choose the option ‘Reset’ and give it some time for deleting all the codes. Step-5: Go Back to the Reductant Level Reset Or if any of the Level Sensors is showing inactive in that case, either you need to refill the fluid tank or replace the DEF system. If all the Lev Sen are in active mode, then the code you were getting was a false code. These are just the circuit checks so, no need to bother with them.
Pro Tips: No need to check the Reductant Lvl Sen saying1C, 2C, 3C, as you are using an aftermarket scanner. OBDS Car Automotive code reader can be recommendable here if you don’t have any. With the scanner or a coder reader, you can reset the error code perfectly. No method worked from all the three mentioned above? Then, deleting the error code is the least option to try out. Option-4: Delete the DEF Error Code Using Scanner It might clear the code and reset it back on the normal mode. After 30 minutes, connect it and check on the dashboard. Take out the negative terminal of the battery and leave it disconnected for at least 30 minutes. Yes, it is seen that disconnecting the battery connection also helps to reset the DEF message if there is any false message showing up.
If the 2 options don’t work, then try with this method-keeping the battery disconnected for some time. Option-3: Disconnect the Battery Terminal If there was any malfunction stuck inside the dashboard, resetting it will reset the DEF message also.
Sometimes, malfunction in the ECM(Electronic Computer Module)can cause the error code to pop up on the dashboard while everything is properly fine.
THIS MEANS THAT AT NO COST TO YOU, I WILL RECEIVE A SMALL COMMISSION IF YOU PURCHASE THROUGH MY LINK.ĭid you just fill the DEF tank but still getting the service DEF system error code on the dash? Does not your Dodge let you start the engine? Then you should know how to reset DEF system on Dodge Ram because resetting is the only option to get out of this trouble code. DISCLAIMER: THERE ARE AFFILIATE LINKS IN THIS POST.