Indicated on display
Possible cause of fault Possible effects
Fault remedy
00626/P0272
Incorrect injection quanti-
ty on cyl.4
◆
Adaption values do
not match adaption
value specified on in-
jector
◆
Incorrect injection
quantity.
– Check injector deliv-
ery calibration values/
injector voltage cali-
bration values
– Adaption injector, if
adaptation is not pos-
sible, try to enter code
for injector delivery
calibration/injector
voltage calibration
from other injectors, if
adaptation still not
possible, ECU defec-
tive. If an additional
fault is stored, which
indicates a defective
EEProm --> renew
ECU
00665/P0299
Charge pressure control
Control limit not reached
◆
Defective charge
pressure control sole-
noid valve -N75-
◆
Turbocharger defec-
tive
◆
Leak in charge air
system
◆
Torque limiting; regen-
eration is locked
– Check -N75-
control diagnosis
– Checking charge air
system for leaks
– Checking charge
pressure control
.
00768/P0300
Misfiring detected
◆
Poor compression
values
◆
Injectors for cyl.1...4
-N30...N33- defective
◆
◆
Irregular engine oper-
ation at idling speed
– Checking compres-
sion
– Check injectors for
cyl.1...4 -N30...N33-
– Compare learnt val-
ues for zero quantity
calibration (ZFC);
00769/P0301
Misfiring detected in cyl.
1
◆
Poor compression
values for cylinder 1
◆
Injector for cyl.1
-N30- defective
◆
Slightly irregular en-
gine operation at
idling speed
– Checking compres-
sion
– Check injector for cyl.
– Compare learnt val-
ues for zero quantity
calibration (ZFC);
3
Industriemotoren - Industrial Engines 2009
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Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
46
Repair Group 01 - Vehicle self-diagnosis