Volkswagen CJDA Workshop Manual page 481

Note
◆ If the specifications have been attained, the regeneration of
the diesel particulate filter has been completed successfully.
◆ The DPF warning lamp goes off after the regeneration of the
diesel particulate filter has been completed successfully.
– Then, read event memory of engine control unit, and clear
event memory if necessary
3.13 Renewing diesel particulate filter, en-
gine codes CJDA, CJDD
– Renew diesel particulate filter
If the diesel particulate filter has been renewed, the adaptation
value for the ash deposit mass must be set to "0" as follows:
– Switch on ignition.
– Connect vehicle diagnostic tester, and select engine control
⇒ P age 23
unit.
– Select diagnosis function "14-Long adaptation".
– Select "Adaptation channel 16".
– Press field.
Keyboard
– Using the on-screen keyboard, enter the value 1.
– Press button (back).
←
– Press button to reset the learnt value.
Confirm
– Exit diagnosis function.
– Switch ignition off, and after 60 seconds switch it on again.
– Select "Display group 108" "011-Read measured value
block".
Indicated on display:
– Check whether the adaptation value for the ash deposit
mass which has been set beforehand is "0".
– Adapt exhaust gas pressure sensor 1 -G450-
– Switch off ignition.
Set engine control unit to the mileage which has been read
before.
Prerequisites
● Mileage since last regeneration has been read.
● Engine control unit has been renewed.
– Set the mileage which has been read beforehand in new en-
⇒ P age
gine control unit
Procedure
If the engine control unit has been renewed, the data for the
diesel particulate filter which is stored in the EEPROM of the
previous (defective) engine control unit is lost. This data in-
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
⇒ P age
26, read event memory.
⇒ P age
427.
⇒ P age
462, check diesel particulate filter.
Industriemotoren - Industrial Engines 2009 ▶
Display group 108
110 ml 30.0 g
420.
3 Checking components and functions
3
30.0 g ----
465