Indicated on display
Possible cause of fault Possible effects
Fault remedy
No signal
◆
Open circuit or line
short-circuit
◆
-G28- defective
◆
Limp mode via cam-
shaft is activated, con-
siderably decreased
performance, regener-
ation suppressed
◆
Exhaust gas recircula-
tion switched off
◆
Torque limiting
◆
Governed speed
◆
Increased idling
speed
◆
Camshaft diagnosis
locked,
◆
Smoothness regulator
and jolt damper
switched off
◆
Regeneration sup-
pressed
– -G28- Check.
– Check supply voltage
of sensor (only if sen-
sor is activated)
– Check sensor signal
with engine running
(oscilloscope).
– Check wiring.
– Check whether sensor
is installed correctly
(clearance between
sensor and sender
wheel, firmly seated)
– Checking sender
wheel
. .
00833/P0341
Camshaft position sender
=> sender -G40-
Implausible signal
◆
Wire open circuit or
wire has short to
earth
◆
Hall sender -G40- de-
fective or loose
◆
Metal shavings on
hub or Hall sender
-G40-
◆
Too much clearance
between Hall sender
-G40-/hub
◆
Hub with sender
wheel on camshaft is
twisted or loose
◆
Engine is operated via
crankshaft signal.
◆
EPC is activated, be-
cause detection of re-
verse rotation is not
available (project-spe-
cific).
◆
VW diesel: engine is
synchronised via test
injections, otherwise
no noticeable substi-
tutional reactions.
◆
VW diesel: (no notice-
able impairment)
◆
Crankshaft diagnosis
is locked
◆
Camshaft adaptation
and camshaft offset
diagnosis are locked
– -G40- Check.
– Check camshaft and
sender wheel posi-
tions
;
Removing, installing
and tensioning tooth-
ed belt
– Check whether sensor
is installed correctly
(clearance between
sensor and sender
wheel, firmly seated)
– Check supply voltage
of sensor (only if sen-
sor is activated)
– Check sensor signal
with engine running
(oscilloscope)
– Check wiring
– Checking sender
wheel
00899/P0383
Activation of glow period
control unit 1
3
Industriemotoren - Industrial Engines 2009
▶
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
48
Repair Group 01 - Vehicle self-diagnosis