INITIALIZATION PROCEDURE FOR LEARNING VALUE IN DIESEL PARTICULATE FILTER (DPF) SYSTEM <Euro5b>




PURPOSE


The engine-ECU stores the change of the DPF system caused by the various driving conditions as the learning value and uses it for assumption of the PM accumulated amount or for the acceptance/rejection criteria of the DPF system. For this reason, the learning value is necessary to be initialized when the parts related to the DPF system are replaced.

INITIALISATION PROCEDURE


1.After the ignition switch is in "LOCK" (OFF) position, connect M.U.T.-III with the diagnosis connector.
2.Ignition switch is in "ON" position.
3.Select the "SPECIAL FUNCTION" from the "FUNCTION MENU" on the M.U.T.-III.
4.Select the INITIALIZATION from the SPECIAL FUNCTION.
5.Select the item on the screen of the initialization for learning, and perform the initialization.
Service
Item No.
Item
At replacing DPF
40
DPF exchange service
At replacing exhaust differential pressure sensor
41
DPF differential pressure sensor exchange service
At replacing catalytic converter
42
DPF system malfunction service