Volkswagen CJDA, Workshop Manual

Page: 438 / 553

● “Channel number 74” for injector 4 -N33-
– Press
Keyboard
field.
– Use the on-screen keyboard to enter the 7-digit injector de-
livery calibration values/injector voltage calibration values for
the respective injector.
– Press
←
button.
– Press the
Save
button, to store the new injector delivery cal-
ibration values/injector voltage calibration values in the en-
gine control unit.
3.5 Adapting engine control unit -J623- to
position sender for charge pressure po-
sitioner -G581-
Note
If the position sender for charge pressure positioner -G581- has
been renewed, it must be adapted to the engine control unit
-J623-.
Prerequisites
● Fuses must be OK.
● The battery voltage must be at least 11.5 V.
● Earth connections OK
● All electrical consumers must be switched off.
Procedure
– Connect vehicle diagnostic tester, and select engine control
unit.
⇒
Page 23
– Select diagnosis function “014-Long adaptation”. The ignition
must be switched on for this purpose.
– Select “Channel number 120”:
– Press
Keyboard
field.
– Using the on-screen keyboard, enter the value 1.
– Press
←
button.
– Press
Confirm
button to reset the learnt value.
– Then, read event memory of engine control unit, and clear
event memory if necessary
⇒
Page 26 , read event memory.
If a fault is stored in the event memory:
– Check position sender for charge pressure positioner -G581-
⇒
Page 345 .
– Clear event memory
⇒
Page 26 .
– Repeat procedure.
3
Industriemotoren - Industrial Engines 2009
▶
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
422 Repair Group 23 - Mixture preparation - injection