Page 326 of 510

13B-326V12 MR-372-J84-13B300$110.mif
DIESEL INJECTION
Fault finding – Parameter summary table13B
EDC16CP33
Program No.: C4
VDiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
OCR*: Opening Cyclic Ratio
SV*: Solenoid valveTool parameter Diagnostic tool title
PR079Atmospheric pressure sensor voltage
PR080Rail pressure sensor voltage
PR082Fuel temperature sensor voltage
PR083Air temperature sensor voltage
PR084Coolant temperature sensor voltage
PR086Pedal potentiometer voltage gang 1
PR088Pedal potentiometer gang 2 voltage
PR089Vehicle speed
PR104Turbocharging SV* OCR* setpoint
PR128First EGR valve offset
PR129Last EGR valve offset
PR130Cruise control setpoint
PR132Air flow
PR157Fuel flow setpoint
PR171Air flow setpoint for EGR
PR190Engine idle speed setpoint.
PR209Turbocharging pressure loop difference
PR213Rail pressure loop difference
PR224Turbocharging pressure sensor voltage
PR225Air flow sensor voltage
PR290AC refrigerant pressure sensor voltage (Mégane II ph2/Scénic II ph2 only)
PR364Cylinder no. 1 fuel flow correction
PR365Cylinder no. 4 fuel flow correction
PR381Particle filter downstream temperature
PR382Particle filter upstream temperature
PR383Weight of soot in the particle filter
Page 330 of 510
13B-330
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
V12 MR-372-J84-13B300$121.mif
13B
PR002ALTERNATOR CHARGE
PARAMETER
DEFINITIONThis parameter indicates the alternator charge value in %.
NOTESNone.
Conformity check with engine stopped and ignition on, or engine running, and engine coolant
temperature > 80°C
The alternator load value changes depending on the battery voltage and the electrical consumers.
EDC16CP33_V18_PR002 / EDC16CP33_V1C_PR002 / EDC16CP33_V54_PR002 / EDC16CP33_V20_PR002 / EDC16CP33_V58_PR002 /
EDC16CP33_V5C_PR002 / EDC16CP33_V24_PR002 / EDC16CP33_V60_PR002 / EDC16CP33_V62_PR002
DIESEL INJECTION
Fault finding – Interpretation of parameters
EDC16CP33
Program No.: C4
VDiag No.: 18, 1C, 20, 24,
54, 58, 5C, 60, 62
Page 331 of 510

13B-331
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
V12 MR-372-J84-13B300$121.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR005EGR VALVE OPENING VALUE REQUIRED
PARAMETER
DEFINITIONThis parameter indicates a theoretical opening value for the EGR valve giving optimum
engine performance in %.
NOTESSpecial notes:
Only perform these tests if the parameters do not correspond with the system
operation programming.
Conformity check: Engine stopped and ignition on
The theoretical opening value for the EGR valve should be between:
- 10 < PR005 < 0%.
Conformity check with the engine running and engine coolant temperature > 80°C
The theoretical opening value for the EGR valve is between:
10 < PR005 < 40%.
EDC16CP33_V18_PR005 / EDC16CP33_V1C_PR005 / EDC16CP33_V54_PR005 / EDC16CP33_V20_PR005 / EDC16CP33_V58_PR005 /
EDC16CP33_V5C_PR005 / EDC16CP33_V24_PR005 / EDC16CP33_V04_PR005 / EDC16CP33_V08_PR005 / EDC16CP33_V44_PR005 /
EDC16CP33_V4C_PR005 / EDC16CP33_V34_PR005 / EDC16CP33_V38_PR005 / EDC16CP33_V74_PR005 / EDC16CP33_V28_PR005 /
EDC16CP33_V62_PR005 / EDC16CP33_V26_PR005 / EDC16CP33_V60_PR005
EDC16CP33
Program No.: C4
VDiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
Page 332 of 510

13B-332
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
V12 MR-372-J84-13B300$121.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR006RAIL PRESSURE REGULATOR CURRENT
PARAMETER
DEFINITIONThis parameter indicates the current absorbed by the rail pressure regulator in mA.
NOTESSpecial notes:
Only perform these tests if the parameters do not correspond with the system
operation programming.
Conformity check: Engine stopped and ignition on, or Engine running, and engine coolant
temperature > 80°C
This parameter indicates the current absorbed by the rail pressure regulator PR006 ≈ PR007 Rail pressure
regulator current setpoint.
In the event of a fault, consult the interpretation of fault DF898 Rail pressure regulator circuit.
EDC16CP33_V18_PR006 / EDC16CP33_V1C_PR006 / EDC16CP33_V54_PR006 / EDC16CP33_V20_PR006 / EDC16CP33_V58_PR006 /
EDC16CP33_V5C_PR006 / EDC16CP33_V24_PR006 / EDC16CP33_V04_PR006 / EDC16CP33_V08_PR006 / EDC16CP33_V44_PR006 /
EDC16CP33_V4C_PR006 / EDC16CP33_V34_PR006 / EDC16CP33_V38_PR006 / EDC16CP33_V74_PR006 / EDC16CP33_V28_PR006 /
EDC16CP33_V62_PR006 / EDC16CP33_V26_PR006 / EDC16CP33_V60_PR006
EDC16CP33
Program No.: C4
VDiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
Page 333 of 510

13B-333
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
V12 MR-372-J84-13B300$121.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR007RAIL PRESSURE REGULATOR CURRENT SETPOINT
PARAMETER
DEFINITIONThis parameter indicates the theoretical setpoint for the current absorbed by the rail
pressure regulator in mA.
NOTESSpecial notes:
Only perform these tests if the parameters do not correspond with the system
operation programming.
Conformity check: Engine stopped and ignition on, or Engine running, and engine coolant
temperature > 80°C
This parameter indicates the theoretical current absorbed by the rail pressure regulator in mA.
EDC16CP33_V18_PR007 / EDC16CP33_V1C_PR007 / EDC16CP33_V54_PR007 / EDC16CP33_V20_PR007 / EDC16CP33_V58_PR007 /
EDC16CP33_V5C_PR007 / EDC16CP33_V24_PR007 / EDC16CP33_V04_PR007 / EDC16CP33_V08_PR007 / EDC16CP33_V44_PR007 /
EDC16CP33_V4C_PR007 / EDC16CP33_V34_PR007 / EDC16CP33_V38_PR007 / EDC16CP33_V74_PR007 / EDC16CP33_V28_PR007 /
EDC16CP33_V62_PR007 / EDC16CP33_V26_PR007 / EDC16CP33_V60_PR007
EDC16CP33
Program No.: C4
VDiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
Page 334 of 510

13B-334
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
V12 MR-372-J84-13B300$121.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR008RAIL REFERENCE PRESSURES
PARAMETER
DEFINITIONThis parameter indicates the theoretical rail pressure value for optimum engine
operation in bar.
NOTESSpecial notes:
Only perform these tests if the parameters do not correspond with the system
operation programming.
Conformity check: Engine stopped and ignition on, or Engine running, and engine coolant
temperature > 80°C
The theoretical rail pressure value must be between:
200 bar < PR008 < 300 bar.
EDC16CP33_V18_PR008 / EDC16CP33_V1C_PR008 / EDC16CP33_V54_PR008 / EDC16CP33_V20_PR008 / EDC16CP33_V58_PR008 /
EDC16CP33_V5C_PR008 / EDC16CP33_V24_PR008 / EDC16CP33_V04_PR008 / EDC16CP33_V08_PR008 / EDC16CP33_V44_PR008 /
EDC16CP33_V4C_PR008 / EDC16CP33_V34_PR008 / EDC16CP33_V38_PR008 / EDC16CP33_V74_PR008 / EDC16CP33_V28_PR008 /
EDC16CP33_V62_PR008 / EDC16CP33_V26_PR008 / EDC16CP33_V60_PR008
EDC16CP33
Program No.: C4
VDiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
Page 335 of 510

13B-335
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
V12 MR-372-J84-13B300$121.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR009TURBOCHARGING PRESSURE SETPOINTS
PARAMETER
DEFINITIONThis parameter indicates the theoretical turbocharging pressure setpoint value in bar.
NOTESSpecial notes:
Only perform these tests if the parameters do not correspond with the system
operation programming.
Conformity check: Engine stopped and ignition on, or Engine running, and engine coolant
temperature > 80°C
The theoretical turbocharging pressure value is a setpoint of:
PR009 ≈ 1 bar.
EDC16CP33_V18_PR009 / EDC16CP33_V1C_PR009 / EDC16CP33_V54_PR009 / EDC16CP33_V20_PR009 / EDC16CP33_V58_PR009 /
EDC16CP33_V5C_PR009 / EDC16CP33_V24_PR009 / EDC16CP33_V04_PR009 / EDC16CP33_V08_PR009 / EDC16CP33_V44_PR009 /
EDC16CP33_V4C_PR009 / EDC16CP33_V34_PR009 / EDC16CP33_V38_PR009 / EDC16CP33_V74_PR009 / EDC16CP33_V28_PR009 /
EDC16CP33_V62_PR009 / EDC16CP33_V26_PR009 / EDC16CP33_V60_PR009
EDC16CP33
Program No.: C4
VDiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
Page 336 of 510
13B-336
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
V12 MR-372-J84-13B300$121.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR015ENGINE TORQUE
PARAMETER
DEFINITIONThis parameter indicates the engine torque in Nm.
NOTESNone.
Conformity check: Engine running, engine coolant temperature > 80°C, without electrical consumers
The engine torque value must be between:
20 N.m < PR015 < 40 N.m.
This parameter is only valid when the engine is running.
EDC16CP33_V04_PR015 / EDC16CP33_V08_PR015 / EDC16CP33_V44_PR015 / EDC16CP33_V4C_PR015 / EDC16CP33_V34_PR015 /
EDC16CP33_V38_PR015 / EDC16CP33_V74_PR015
EDC16CP33
Program No.: C4
VDiag No.: 04, 08, 34, 38,
44, 4C, 74