Volkswagen CJDA, Workshop Manual

Page: 471 / 553

Evaluating filter status
– Connect vehicle diagnostic tester, and select engine control
unit.
⇒
Page 23
– Select diagnosis function “011-Read measured value block”.
The ignition must be switched on.
– Select “Display group 108”.
Indicated on display:
– Check ash deposit mass in display zone 1. Specification:
< 500 ml.
– Check calculated soot loading in display zone 2. Specifica-
tion: < 35 g.
– Check read soot loading in display zone 3. Specification:
< 35 g.
If the ash deposit mass exceeds 500 ml or the soot loading
in display zones 2 or 3 exceeds 35 g:
– Exit diagnosis function.
– Switch off ignition.
– Renew diesel particulate filter
⇒
Page 430 .
If the soot loading is between 0 - 35 g:
– Perform a regeneration of the diesel particulate filter
⇒
Page 455 .
Note
If the soot loading exceeds 22 g, the DPF warning lamp lights
up.
DANGER!
If the soot loading in the display zones 2 and 3 exceeds
35 g, NEVER start a regeneration! Risk of fire.
3.9.2 Regeneration of diesel particulate filter, en-
gine codes CPYA, CPYB, CPYC, CPYD,
CPYE
– Make sure that the vehicle stands safely.
Display group 108
110 ml 30.0 g 30.0 g
Industriemotoren - Industrial Engines 2009
▶
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
3
3 Checking components and functions 455