When to reset the Def fluid tank level?
If all DTCs have been addressed, the DEF fluid tank level is showing full at 100%, and the vehicle has been driven for at least four to five miles (6.5 to 8.0 km) the dealer can reset ECM with the relearn procedure listed below. Note: Be sure to complete this process on a level surface.
Why is my Def warning not clear on my GMC?
If the vehicle has been driven for a few miles, the ignition has been turned off (allowing the ECM to go to sleep for at least 5 minutes), and the DIC will not update, the message may have become latched into the ECM. There are three different reasons for a DEF (Diesel Exhaust Fluid) warning message to set.
What does Def fluid tamper mode on GMC mean?
(Service Exhaust Fluid System-see owner’s manual now) A DEF Fluid Tamper mode – Tamper mode is for conditions associated with an attempt to disable reductant system operation, or the system detects concerns (DTCs) with reductant system ope It is important to know the exact DIC message so correct diagnostics are completed.
What happens to Def sensors when tank is thawed?
As the DEF in the tank is thawing, it is normal to see the level sensors in the tank react differently than when the fluid is thawed. For example, pins 1 and 3 could be active and pin 2 inactive. This would not be possible with a thawed tank.
What does service DEF system see dealer mean?
I got a message that said Service Def System See Dealer. Can this message reset itself if it corrects itself or is it one of those things that is going to have to be reset regardless? Click to expand… There are several reasons that cause a DEF concern. Knowing the code or codes that are set would be helpful. Yank DEF system out of truck.
If all DTCs have been addressed, the DEF fluid tank level is showing full at 100%, and the vehicle has been driven for at least four to five miles (6.5 to 8.0 km) the dealer can reset ECM with the relearn procedure listed below. Note: Be sure to complete this process on a level surface.
How do you reset Def message after you put 4.5 gallons?
I got he message, put in 3 gallons of def and it does not reset the warning. It shows the engine warning on the dash and the 5o mile warning on the menu. Can … read more Disclaimer: Information in questions, answers, and other posts on this site (“Posts”) comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts.
How to reset throttle body calibration [ step by step guide ]?
Make sure that the accelerator pedal is fully released. Turn ignition switch “ON” and wait at least 2 seconds. Turn ignition switch “OFF” wait at least 10 seconds. Turn ignition switch “ON” and wait at least 2 seconds. Turn ignition switch “OFF” wait at least 10 seconds.