3.4 Fault code: 08320/P2080 ... 11179 ... P2BAB
Indicated on display Possible cause of fault Possible effects Fault remedy
08320/P2080
Exhaust gas temperature
sender 1
Implausible signal
â—† Open circuit or line
short-circuit
â—† -G235- defective
â—† The signal range
monitoring for exhaust
gas temperature
sender 1 is stopped,
and no plausibility
check of other sen-
sors is performed on
cold start.
â—† Service regeneration
of diesel particulate fil-
ter is deactivated.
– -G235- Check.
⇒ Page 347
– Comparison of all
temperatures with
completely cooled
down engine and ter-
minal 15 ON / engine
OFF.
– Electr. test of sensor
wires and sensor
– Possibly auxiliary
heater coded incor-
rectly
08448/P2100
Throttle valve control
Open circuit
â—† Open circuit or line
short-circuit
â—† -J388- defective
â—† No regeneration of
diesel particulate filter
– Check -J338-
⇒ Page 89, final
control diagnosis
– -J338- Check.
⇒ Page 414
– Check electrical con-
nection to actuator
08450/P2102
Throttle valve module,
control motor activation
Signal too low
â—† Open circuit or line
short-circuit
â—† -J388- defective
â—† No regeneration of
diesel particulate filter
– Check -J338-
⇒ Page 89, final
control diagnosis
– -J338- Check.
⇒ Page 414
– Check electrical con-
nection to actuator
08451/P2103
Throttle valve module,
control motor activation
Signal too large
â—† Open circuit or line
short-circuit
â—† -J388- defective
â—† No regeneration of
diesel particulate filter
– Check -J338-
⇒ Page 89, final
control diagnosis
– -J338- Check.
⇒ Page 414
– Check electrical con-
nection to actuator
3
Industriemotoren - Industrial Engines 2009 ▶
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
70
Repair Group 01 - Vehicle self-diagnosis
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