13B-120
DIESEL INJECTION
Fault finding - Conformity check13B
V10 MR-372-J84-13B150$423.mif
EDC16 INJECTION
Program No.: C1
Vdiag No: 44, 48 and 4C
HEATING
NOTESOnly carry out this conformity check after carrying out a complete check using the
diagnostic tool. The values shown in this conformity check are given as examples.
Test conditions: engine stopped, ignition on.
Order FunctionParameter or Status
Check or ActionDisplay and Notes Fault finding
1Coolant
temperaturePR064: Coolant
temperatureShows the engine
coolant temperature
in °C
Default value: 119°C.In the event of a fault,
refer to the interpretation
ofDF001 Coolant
temperature sensor
circuit.
2Resistance
Heating
Passenger
compartmentET111: Set number
of RCHIndicates the number
of passenger
compartment resistors
supplied.
The passenger
compartment resistor
function programming
is performed through
the UCH.
Certain operating
parameters determine
the operation of one
or more passenger
compartment resistors.
The injection computer
only receives a signal
relating to the number
of passenger
compartment resistors
to control.
Ignition on
ET111 = NOIn the event of a fault,
(see 87B, UCH).
ET112: RCH cut-offStatus ET112 is
indicated if the
passenger
compartment resistors
are being controlled.
The computer receives
the signal to cut-off
the resistors through
the UCH.
Ignition on
ET112 = YES
13B-124
DIESEL INJECTION
Fault finding - Conformity check13B
V10 MR-372-J84-13B150$423.mif
EDC16 INJECTION
Program No.: C1
Vdiag No: 44, 48 and 4C
ENGINE COOLING
NOTESOnly carry out this conformity check after carrying out a complete check using the
diagnostic tool. The values shown in this conformity check are given as examples.
Test conditions: engine stopped, ignition on.
Order FunctionParameter or Status
Check or ActionDisplay and Notes Fault finding
1Coolant
temperaturePR064: Coolant
temperatureShows the engine
coolant temperature
in °C
Default value: 119°C.In the event of a fault,
refer to the interpretation
of DF001 Coolant
temperature sensor
circuit.
2 Fan assembliesET022: Low speed fan
assembly
requestWith the ignition
switched on,
engine < 80°
INACTIVEIf the fan assemblies are
supplied with the
ignition on, the injection
may be in defect mode.
Carry out a system fault
test and consult
the interpretation of faults. ET021: High speed fan
assembly
request
ET014: Fan assembly 1
checkWith the ignition
switched on,
engine < 80°
STOPPED ET015: Fan assembly 2
check
3 Sensor feed PR084:Coolant
temperature
sensor voltageX = 3 V ± 0.5
Default value: 5 VIn the event of a fault,
refer to the interpretation
of DF001 Coolant
temperature sensor
circuit.
13B-125
DIESEL INJECTION
Fault finding - Conformity check13B
V10 MR-372-J84-13B150$423.mif
EDC16 INJECTION
Program No.: C1
Vdiag No: 44, 48 and 4C
IGNITION/PREHEATING
NOTESOnly carry out this conformity check after carrying out a complete check using the
diagnostic tool. The values shown in this conformity check are given as examples.
Test conditions: engine stopped, ignition on.
Order FunctionParameter or Status
Check or ActionDisplay and Notes Fault finding
1 Power supply ET001: + After ignition
computer feedIgnition on PRESENTIf the event of a fault, carry
out fault finding on
thecharge circuit.
2 Engine speed PR055: Engine speed Indicates the engine's
rotation speed in rpm.In the event of a fault,
consult the interpretation
of fault DF005 Engine
speed sensor circuit.
3 TemperaturePR064: Coolant
temperatureShows the engine
coolant temperature in
°C
Default value: 119°C.In the event of a fault,
refer to the interpretation
ofDF001 Coolant
temperature sensor
circuit.
PR059:Inlet air
temperatureIndicates the inlet air
temperature
Default value: 20°C.In the event of a fault,
refer to the interpretation
of fault DF039 Inlet air
temperature sensor
circuit.
4 Preheating ET007: Preheating unit
controlStatus ET007 is
ACTIVE a few seconds
after the ignition is
switched on, and for
postheatingIn the event of a fault,
(ET007 locked in ACTIVE
status), consult
the interpretation of fault
DF017 Preheating unit
control circuit.
13B-126
DIESEL INJECTION
Fault finding - Conformity check13B
V10 MR-372-J84-13B150$423.mif
EDC16 INJECTION
Program No.: C1
Vdiag No: 44, 48 and 4C
STARTING
NOTESOnly carry out this conformity check after carrying out a complete check using the
diagnostic tool. The values shown in this conformity check are given as examples.
Test conditions: engine stopped, ignition on.
Order FunctionParameter or Status
Check or ActionDisplay and Notes Fault finding
1 Power supplyET001: + After ignition
computer feedIgnition on
PRESENTIf the event of a fault, carry
out fault finding on
thecharge circuit.
PR071:Computer feed
voltage9 V < X < 16 VIf the event of a fault, carry
out fault finding on
the charge circuit
PR358: Sensor
reference
voltage3.47 V < X < 3.75 V
(Average of the
three sensor supply
voltages)In the event of a fault, consult
the interpretation of faults
DF011 Sensor feed voltage
no. 1, DF012 Sensor feed
voltage no. 2, and DF013
Sensor feed voltage no. 3.
2 Starting ET076: StartingAUTHORISED:
The injection system
authorises starting
or
PROHIBITED:
The injection system
does not authorise
starting.If status ET076 is
PROHIBITED, carry out fault
finding on the entire
multiplex network.
3 Engine operation ET038: EngineIgnition on
STOPPED
or
STALLEDNone
4 Synchronisation ET238: SynchronisationCOMPLETEDIn the event of a fault, consult
the interpretation of status
ET238.
13B-128
DIESEL INJECTION
Fault finding - Conformity check13B
V10 MR-372-J84-13B150$423.mif
EDC16 INJECTION
Program No.: C1
Vdiag No: 44, 48 and 4C
MAIN COMPUTER STATUSES AND PARAMETERS
NOTESOnly carry out this conformity check after carrying out a complete check using the
diagnostic tool. The values shown in this conformity check are given as examples.
Test conditions: engine at idle speed, coolant temperature at > 80°.
Order FunctionParameter or Status
Check or ActionDisplay and Notes Fault finding
1 Vehicle impact ET077: Impact detectedYES or NOIn the event of a fault,
refer to the interpretation
of fault DF069 Impact
detected signal.
2 Power supplyET001:+ After ignition
computer feedPRESENT, ignition on
If there is a fault carry out
a fault finding test on
thecharge circuit.
PR071: Computer feed
voltage9V
reference
voltage3.47 V < X < 3.75 V
(Average of the three
sensor feed voltages)In the event of a fault,
consult the interpretation
of faults DF011 Sensor
feed voltage no. 1,
DF012 Sensor feed
voltage no. 2 and DF013
Sensor feed voltage no. 3.
PR076: Refrigerant
sensor voltage0V
of fault DF049 Refrigerant
sensor circuit.
3 Engine running PR055: Engine speedIndicates the engine's
rotation speed in rpm.
PR055 = 800 rpmIn the event of a fault,
consult the interpretation
of fault DF005 Engine
speed sensor circuit.
4Injection
configurationET104: Injector code
useYES or NO
or
DEFECTIVEThis status indicates that the
IMA function is activated.
In the event of a fault,
consult the interpretation
of DF276 Injector code
programming.
13B-129
DIESEL INJECTION
Fault finding - Conformity check13B
V10 MR-372-J84-13B150$423.mif
EDC16 INJECTION
Program No.: C1
Vdiag No: 44, 48 and 4C
MAIN COMPUTER STATUSES AND PARAMETERS (continued)
NOTESOnly carry out this conformity check after carrying out a complete check using the
diagnostic tool. The values shown in this conformity check are given as examples.
Test conditions: engine at idle speed, coolant temperature at > 80°.
Order FunctionParameter or Status
Check or ActionDisplay and Notes Fault finding
5PressurePR035: Atmospheric
pressureIndicates the
atmospheric pressure
in mbar. The sensor is
built into the computer.
Default value:
750 mbar.In the event of a fault,
consult the interpretation
of fault DF003
Atmospheric pressure
sensor circuit.
PR038: Rail pressure250< P< 300bar
Pmax = 1350 barIn the event of a fault,
consult the interpretation
of fault DF007 Rail
pressure sensor circuit.
6 TemperaturePR059: Inlet air
temperatureIndicates the inlet air
temperature
Default value: 20°CIn the event of a fault, refer
to the interpretation
of parameter PR059.
PR064: Coolant
temperatureShows the engine
coolant temperature in
°C
Default value: 119°C.In the event of a fault, refer
to the interpretation
ofDF001 Coolant
temperature sensor
circuit.
7 Preheating ET007: Pre-postheating
controlINACTIVE
warm engineIn the event of a fault, refer
to the interpretation of status
ET007.
8 Torque PR015: Engine torqueWhen starting:
25 < X < 40 N.m
At idle speed:
2
circuitPR016: Alternator flowWarm engine
10 < X < 20 mA
With consumers:
25
13B-131
DIESEL INJECTION
Fault finding - Conformity check13B
V10 MR-372-J84-13B150$423.mif
EDC16 INJECTION
Program No.: C1
Vdiag No: 44, 48 and 4C
AIR CIRCULATION (TURBOCHARGING/INLET)
NOTESOnly carry out this conformity check after carrying out a complete check using the
diagnostic tool. The values shown in this conformity check are given as examples.
Test conditions: engine at idle speed, coolant temperature at > 80°.
Order FunctionParameter or Status
Check or ActionDisplay and Notes Fault finding
1 Engine speed PR055: Engine speedIndicates the engine's
speed of rotation in
rpm. At idle speed
PR055 = 800 rpm.In the event of a fault,
consult the interpretation
of fault DF005 Engine
speed sensor circuit.
2TemperaturePR061:Exterior air
temperatureGives the exterior air
temperature in °C. This
parameter is controlled
by the UCH and
transmitted to the
injection on the
multiplex network.
Default value: 20°CIn the event of a fault,
(see 87B, UCH).
PR059: Inlet air
temperatureIndicates the inlet air
temperature
Default value: 20°CIn the event of a fault,
refer to the interpretation
of fault DF039 Inlet air
temperature sensor
circuit.
3 TurbochargingPR041: Turbocharging
pressureIdling
PR042 = PR035 =
Atmospheric
pressureIn the event of a fault,
consult the interpretation of
fault DF004 Turbocharging
pressure sensor circuit.
PR009: Turbocharging
pressure
setpoint790
pressure OCRWarm engine
PR047 = 85%The Opening Cyclic Ratio
should be identical to the
correction of the solenoid
valve position.
PR011: Turbocharging
solenoid valve
position sensorWarm engine
PR011 = 85%
13B-132
DIESEL INJECTION
Fault finding - Conformity check13B
V10 MR-372-J84-13B150$423.mif
EDC16 INJECTION
Program No.: C1
Vdiag No: 44, 48 and 4C
AIR CIRCULATION (TURBOCHARGING/INLET) (CONT'D)
NOTESOnly carry out this conformity check after carrying out a complete check using the
diagnostic tool. The values shown in this conformity check are given as examples.
Test conditions: engine at idle speed, coolant temperature at > 80°.
Order FunctionParameter or Status
Check or ActionDisplay and Notes Fault finding
4 Air circulationPR035: Atmospheric
pressureIndicates the
atmospheric pressure
in mbar. The sensor is
built into the computer.
Default value:
750 mbarIn the event of a fault,
consult the interpretation
of fault DF003
Atmospheric pressure
sensor circuit.
PR132: Air flowIdling
PR132 = 30 kg/hIn the event of a fault,
consult the interpretation
of fault DF056 Air flow
sensor circuit.
PR050: Damper flap
OCRX= 5%In the event of a fault,
consult the interpretation
of fault DF067 Damper
control circuit.
5 Sensor feedPR081: Inlet
temperature
sensor voltage1.9< PR081< 2.4V
Default value: 5 VIn the event of a fault, refer
to the interpretation of fault
DF039 Inlet air
temperature sensor
circuit.
PR079: Atmospheric
pressure sensor
voltage3.80 < X < 4 VIn the event of a fault,
consult the interpretation of
fault DF003 Atmospheric
pressure sensor circuit.
PR073: Air flowmeter
feed voltageEngine idling
1.5< PR073< 2.2V
Safe value: 0 VIn the event of a fault, refer
to the interpretation of fault
DF013 Sensor supply
voltage no. 3.