Page 394 of 510

13B-394V12 MR-372-J84-13B300$122.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
diff.*: differential
PR414PARTICLE FILTER DIFF* PRESSURE
PARAMETER
DEFINITIONThis parameter indicates the particle filter differential pressure in mbar.
NOTESNone.
Conformity check: Engine stopped and ignition on
The value of the particle filter differential pressure must be between:
- 1 mbar < PR414 < 1 mbar
In the event of a fault, refer to the interpretation of fault DF315 Particle filter diff* pressure sensor.
Conformity check with the engine running and engine coolant temperature > 80°C
The value of the particle filter differential pressure must be between:
10 mbar < PR414 < 100 mbar
In the event of a fault, refer to the interpretation of fault DF315.
EDC16CP33_V18_PR414 / EDC16CP33_V1C_PR414 / EDC16CP33_V54_PR414 / EDC16CP33_V20_PR414 / EDC16CP33_V58_PR414 /
EDC16CP33_V5C_PR414 / EDC16CP33_V24_PR414 / EDC16CP33_V28_PR414 / EDC16CP33_V62_PR414 / EDC16CP33_V26_PR414 /
EDC16CP33_V60_PR414
EDC16CP33
Program No.: C4
Vdiag No.: 18, 1C, 20, 24,
26, 28, 54, 58, 5C, 60, 62
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
Page 398 of 510
13B-398V12 MR-372-J84-13B300$122.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR667TURBINE UPSTREAM TEMPERATURE
PARAMETER
DEFINITIONThis parameter indicates the turbine upstream temperature in °C.
NOTESNone.
Conformity check: Engine stopped and ignition on, or Engine running and engine coolant
temperature > 80°C
The value of the turbine upstream air temperature must be:
PR667 ≈ 200°C.
In the event of a fault, refer to the interpretation of fault DF652 Turbine upstream temperature sensor circuit.
EDC16CP33_V18_PR667 / EDC16CP33_V1C_PR667 / EDC16CP33_V54_PR667 / EDC16CP33_V20_PR667 / EDC16CP33_V58_PR667 /
EDC16CP33_V5C_PR667 / EDC16CP33_V24_PR667 / EDC16CP33_V28_PR667 / EDC16CP33_V62_PR667 / EDC16CP33_V26_PR667 /
EDC16CP33_V60_PR667
EDC16CP33
Program No.: C4
Vdiag No.: 18, 1C, 20, 24,
26, 28, 54, 58, 5C, 60, 62
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
Page 399 of 510
13B-399V12 MR-372-J84-13B300$122.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR668TURBINE UPSTREAM TEMPERATURE SENSOR VOLTAGE
PARAMETER
DEFINITIONThis parameter indicates the turbine upstream temperature sensor voltage in volts.
NOTESNone.
Conformity check with engine stopped and ignition on, or engine running, and engine coolant
temperature > 80°C
The turbine upstream temperature sensor voltage value must be between:
PR668 ≈ 5 V.
In the event of a fault, consult the interpretation of fault DF652 Turbine upstream temperature sensor circuit.
EDC16CP33_V18_PR668 / EDC16CP33_V1C_PR668 / EDC16CP33_V54_PR668 / EDC16CP33_V20_PR668 / EDC16CP33_V58_PR668 /
EDC16CP33_V5C_PR668 / EDC16CP33_V24_PR668 / EDC16CP33_V28_PR668 / EDC16CP33_V62_PR668 / EDC16CP33_V26_PR668 /
EDC16CP33_V60_PR668
EDC16CP33
Program No.: C4
Vdiag No.: 18, 1C, 20, 24,
26, 28, 54, 58, 5C, 60, 62
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
Page 402 of 510

13B-402V12 MR-372-J84-13B300$122.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR747DAMPER VALVE POSITION
PARAMETER
DEFINITIONThis parameter indicates the damper valve position as a %.
NOTESNone.
Conformity check with engine stopped and ignition on.
The value of the damper valve position must be:
PR747 = 0% (with the engine stopped),
PR747 ≈ 5% (with the ignition on).
In the event of a fault, consult the interpretation of faults DF645 Damper valve position regulation, DF646
Damper valve position sensor and DF323 Damper valve.
Conformity check with the engine running and engine coolant temperature > 80°C
The value of the damper valve position must be:
PR747 ≈ 5% (at idle speed).
In the event of a fault, refer to the interpretation of faults DF645, DF646 and DF323.
EDC16CP33_V18_PR747 / EDC16CP33_V1C_PR747 / EDC16CP33_V54_PR747 / EDC16CP33_V20_PR747 / EDC16CP33_V58_PR747 /
EDC16CP33_V5C_PR747 / EDC16CP33_V24_PR747 / EDC16CP33_V04_PR747 / EDC16CP33_V08_PR747 / EDC16CP33_V44_PR747 /
EDC16CP33_V4C_PR747 / EDC16CP33_V34_PR747 / EDC16CP33_V38_PR747 / EDC16CP33_V74_PR747 / EDC16CP33_V28_PR747 /
EDC16CP33_V62_PR747 / EDC16CP33_V26_PR747 / EDC16CP33_V60_PR747
EDC16CP33
Program No.: C4
Vdiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
Page 403 of 510

13B-403V12 MR-372-J84-13B300$122.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR782TURBINE UPSTREAM PRESSURE SENSOR VOLTAGE
PARAMETER
DEFINITIONThis parameter indicates the turbine upstream pressure sensor voltage in volts.
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 turbine upstream pressure sensor voltage value must be between:
PR782 ≈ 5 V.
In the event of a fault consult the interpretation of fault DF651 Turbine upstream pressure sensor circuit.
EDC16CP33_V18_PR782 / EDC16CP33_V1C_PR782 / EDC16CP33_V54_PR782 / EDC16CP33_V20_PR782 / EDC16CP33_V58_PR782 /
EDC16CP33_V5C_PR782 / EDC16CP33_V24_PR782 / EDC16CP33_V28_PR782 / EDC16CP33_V62_PR782 / EDC16CP33_V26_PR782 /
EDC16CP33_V60_PR782
EDC16CP33
Program No.: C4
Vdiag No.: 18, 1C, 20, 24,
26, 54, 58, 5C, 60
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
Page 410 of 510
13B-410V12 MR-372-J84-13B300$122.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
OCR*: Opening Cyclic Ratio
SV*: Solenoid valve
PR846TURBOCHARGING SV* OCR*
PARAMETER
DEFINITIONThis parameter indicates the turbocharging solenoid valve opening ratio percentage.
NOTESNone.
Conformity check with engine stopped and ignition on, or engine running, and engine coolant
temperature > 80°C
PR846 ≈ PR104 Turbocharging solenoid valve OCR, these 2 values must be similar.
In the event of a fault, consult the interpretation of fault DF054 EGR valve position sensor circuit.
EDC16CP33_V04_PR846 / EDC16CP33_V08_PR846 / EDC16CP33_V44_PR846 / EDC16CP33_V4C_PR846 / EDC16CP33_V34_PR846 /
EDC16CP33_V38_PR846 / EDC16CP33_V74_PR846 / EDC16CP33_V26_PR846 / EDC16CP33_V28_PR846 / EDC16CP33_V60_PR846 /
EDC16CP33_V62_PR846
EDC16CP33
Program No.: C4
Vdiag No.: 04, 08, 26, 28,
34, 38, 44, 4C, 74, 60, 62
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
Page 413 of 510

13B-413V12 MR-372-J84-13B300$122.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR858DAMPER VALVE OPEN FIRST OFFSET
PARAMETER
DEFINITIONThis parameter indicates the damper valve opening ratio during the first damper valve
offset.
NOTESNone.
Conformity check with engine stopped and ignition on, or engine running, and engine coolant
temperature > 80°C
This parameter indicates the damper valve opening offset percentage.
PR858 ≈ PR861 Damper valve open last offset, these two values must be similar.
In the event of a fault, consult the interpretation of faults DF645 Damper valve position regulation, DF646
Damper valve position sensor and DF323 Damper valve.
EDC16CP33_V18_PR858 / EDC16CP33_V1C_PR858 / EDC16CP33_V54_PR858 / EDC16CP33_V20_PR858 / EDC16CP33_V58_PR858 /
EDC16CP33_V5C_PR858 / EDC16CP33_V24_PR858 / EDC16CP33_V04_PR858 / EDC16CP33_V08_PR858 / EDC16CP33_V44_PR858 /
EDC16CP33_V4C_PR858 / EDC16CP33_V34_PR858 / EDC16CP33_V38_PR858 / EDC16CP33_V74_PR858 / EDC16CP33_V28_PR858 /
EDC16CP33_V62_PR858 / EDC16CP33_V26_PR858 / EDC16CP33_V60_PR858
EDC16CP33
Program No.: C4
Vdiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
Page 414 of 510

13B-414V12 MR-372-J84-13B300$122.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR859DAMPER VALVE CLOSED FIRST OFFSET
PARAMETER
DEFINITIONThis parameter indicates the damper valve closing ratio during the first damper valve
offset.
NOTESNone.
Conformity check: Engine stopped and ignition on, or engine running, and engine coolant
temperature > 80°C
This parameter indicates the damper valve closing offset percentage.
PR859 ≈ PR860 Damper valve closed last offset, these two values must be similar.
In the event of a fault, consult the interpretation of faults DF645 Damper valve position regulation, DF646
Damper valve position sensor and DF323 Damper valve.
EDC16CP33_V18_PR859 / EDC16CP33_V1C_PR859 / EDC16CP33_V54_PR859 / EDC16CP33_V20_PR859 / EDC16CP33_V58_PR859 /
EDC16CP33_V5C_PR859 / EDC16CP33_V24_PR859 / EDC16CP33_V04_PR859 / EDC16CP33_V08_PR859 / EDC16CP33_V44_PR859 /
EDC16CP33_V4C_PR859 / EDC16CP33_V34_PR859 / EDC16CP33_V38_PR859 / EDC16CP33_V74_PR859 / EDC16CP33_V28_PR859 /
EDC16CP33_V62_PR859 / EDC16CP33_V26_PR859 / EDC16CP33_V60_PR859
EDC16CP33
Program No.: C4
Vdiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.