Indicated on display Possible cause of fault Possible effects Fault remedy
09780/P2634
Electric fuel pump 2 relay
-J49-
Short to positive
â—† Wire has short to
positive
â—† -J49- defective
â—† Supplementary fuel
pump -V393- fails
â—† Pressure in low-pres-
sure fuel system too
low
– Check -J49-
⇒ Page 89, final
control diagnosis
– Pull off relay, and read
event memory again --
if in addition PSPInli-
neOL--> renew relay
– Check wiring to -J49-
⇒ Page 486, current
flow diagrams
– If OK, renew -JJ623-
⇒ Page 418
11179/P2BAB
Nox limit exceeded -J49-
Fault in exhaust gas re-
circulation system
â—† Statutory long-term
event memory entry;
the entry only occurs
in conjunction with an-
other EGR fault. "In-
correct EGR through-
put"
3.5 Fault code: 13256/P33C8...13257/P33C9
Indicated on display Possible cause of fault Fault remedy
13256/P33C8
Soot loading of diesel
particulate filter
Soot threshold 1 excee-
ded
---
â—† This fault path is used
for indicating an ex-
cessive soot loading
of the diesel particu-
late filter. The counter
in the diagnosis ex-
tract describes, how
often there was a die-
sel particulate filter
loading > 1st alarm
threshold (soot load-
ing of 22 g). No repair
required, use only for
statistics.
---
Industriemotoren - Industrial Engines 2009 ▶
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
3
3 List of fault codes
87
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