If the necessary parameters have been met, such as: coolant temperature above 150°F, parking brake set, transmission in neutral, cruise control off, soot level at or above the threshold required for regen activation or a fault code related to the exhaust aftertreatment system (aka EATs), it may not activate, requiring you to try at another time. This will all be done using the stalk on the right hand side of your steering wheel Press the ESC button to access the main menu Press the UP/DOWN button on the end of the stalk until you find the “Aftertreatment” menu and press the ↳ button Scroll using the UP/DOWN button until you find “REQUEST PARKED REGEN” and press the ↳ button Once the parked regen is completed, the RPMs will come down and and the “REGEN IN PROGRESS” message will disappear, there will be a high exhaust temperature symbol left on the dash, leave the truck running for about 5 minutes to allow the exhaust system to cool off properly
Volvo VNL Semi Truck & Volvo D13, Cummins ISX etc. Engine FAQs
How to clear engine derate on a Volvo VN / VNL?
Connect a diagnostic scanner capable of communicating with your specific truck Clear all fault codes related to the derate (this will most likely be necessary) Perform a forced regen through the diagnostics scanner, to confirm that the truck does not have any issues with the aftertreatment system
How to drain DEF tank on Volvo truck?
Place a drain pan / container capable of containing around 18 gallons (or if your able, perform this procedure when your DEF tank is about ¼ full, therefore not requiring you to drain so much DEF) underneath the DEF tank Unscrew the drain plug on the bottom of the DEF tank, there is only one bolts in the tank itself and the metal housing has a cut out specifically for the plug Drain the DEF and tighten the plug back up
