This video and article shows how to reset DME adaptation values using an Autologic AssistPlus device.
Begin by identifying the vehicle you are working on
Select Digital Motor Electronics DME
Select Service Functions
Select Clear Adaptations
Turn the engine off. Switch on terminal 15
Select Reset of the Adaptations you would like to clear. Options may vary depending on vehicle model and DME variant.
Adaptations Will Reset
Follow instructions. Switch ignition OFF.
Wait 60 seconds.