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13B-323V9 MR-372-J84-13B450$152.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR385EXHAUST PIPE FLOW
PARAMETER
DEFINITIONThis parameter indicates the exhaust pipe flow in m3/h.
NOTESThis parameter exists only on F9Q816 engines
Conformity check with engine stopped and ignition on
Stationary PR385 = 0 m
3/h
Conformity check with engine running, engine coolant temperature > 80°C, without electrical consumers
20 m
3/h < PR385 < 80 m3/h
EDC16C36_V48_PR385/EDC16C36_V50_PR385/EDC16C36_V58_PR385
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
EDC16 C36
Program No.: 91
Vdiag No.: 48, 50, 58
Page 324 of 431
13B-324V9 MR-372-J84-13B450$152.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR391DISTANCE SINCE PARTICLE FILTER REPLACEMENT
PARAMETER
DEFINITIONThis parameter indicates the distance travelled since particle filter replacement in miles
(kms).
NOTESThis parameter exists only on F9Q816 engines
Conformity check with engine stopped and ignition on, or engine running, and engine coolant temperature
> 80°C, without electrical consumers
Indicates the mileage since the particle filter was replaced.
EDC16C36_V48_PR391/EDC16C36_V50_PR391/EDC16C36_V58_PR391
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
EDC16 C36
Program No.: 91
Vdiag No.: 48, 50, 58
Page 325 of 431
13B-325V9 MR-372-J84-13B450$152.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR405CYLINDER NO. 2 FUEL FLOW CORRECTION
PARAMETER
DEFINITIONThis parameter indicates the cylinder's fuel flow correction in mg/st.
NOTESSpecial notes:
Only perform these tests if the parameters do not correspond with the system
operation programming.
Conformity check with engine stopped and ignition on
PR405 = 0.0 mg/st.
In the event of a fault, consult test 10 Poor injector operation.
Conformity check with engine running, engine coolant temperature > 80°C
– 6 mg/st < PR405 < 6 mg/st.
In the event of a fault, consult test 10 Poor injector operation.
EDC16C36_V44_PR405/EDC16C36_V4C_PR405/EDC16C36_V48_PR405/EDC16C36_V50_PR405/EDC16C36_V54_PR405/
EDC16C36_V58_PR405
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
EDC16 C36
Program No.: 91
Vdiag No.: 44, 4C, 48,
50, 54, 58
Page 326 of 431
13B-326V9 MR-372-J84-13B450$152.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR406CYLINDER NO. 3 FUEL FLOW CORRECTION
PARAMETER
DEFINITIONThis parameter indicates the cylinder's fuel flow correction in mg/st.
NOTESSpecial notes:
Only perform these tests if the parameters do not correspond with the system
operation programming.
Conformity check with engine stopped and ignition on
PR406 = 0.0 mg/st.
In the event of a fault, consult test 10 Poor injector operation.
Conformity check with engine running, engine coolant temperature > 80°C
– 6 mg/st < PR406 < 6 mg/st.
In the event of a fault, consult test 10 Poor injector operation.
EDC16C36_V44_PR406/EDC16C36_V4C_PR406/EDC16C36_V48_PR406/EDC16C36_V50_PR406/EDC16C36_V54_PR406/
EDC16C36_V58_PR406
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
EDC16 C36
Program No.: 91
Vdiag No.: 44, 4C, 48,
50, 54, 58
Page 327 of 431
13B-327V9 MR-372-J84-13B450$152.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR412DISTANCE VALUE AT LAST SUCCESSFUL REGENERATION
PARAMETER
DEFINITIONThis parameter indicates the vehicle's mileage at the last successful regeneration in
miles (kms).
NOTESThis parameter exists only on F9Q816 engines
Conformity check with engine stopped and ignition on, or engine running, and engine coolant temperature
> 80°C, without electrical consumers
This parameter indicates the vehicle's mileage at the last successful regeneration.
EDC16C36_V48_PR412/EDC16C36_V50_PR412/EDC16C36_V58_PR412
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
EDC16 C36
Program No.: 91
Vdiag No.: 48, 50, 58
Page 328 of 431
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DIESEL INJECTION
Fault finding – Interpretation of parameters13B
* diff: differential
PR414PARTICLE FILTER DIFF* PRESSURE
PARAMETER
DEFINITIONThis parameter indicates the particle filter differential pressure in mbar.
NOTESThis parameter exists only on F9Q816 engines
Conformity check with engine stopped and ignition on
PR414 = 0 ± 1 mbar
In the event of a fault, refer to the interpretation of fault DF315 Particle filter diff* pressure sensor.
Conformity check with engine running, engine coolant temperature > 80°C, without electrical consumers
10 mbar < PR414 < 100 mbar
In the event of a fault, refer to the interpretation of fault DF315 Particle filter diff* pressure sensor.
EDC16C36_V48_PR414/EDC16C36_V50_PR414/EDC16C36_V58_PR414
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
EDC16 C36
Program No.: 91
Vdiag No.: 48, 50, 58
Page 329 of 431
13B-329V9 MR-372-J84-13B450$152.mif
DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR415TIME SINCE LAST REGENERATION
PARAMETER
DEFINITIONThis parameter indicates the time since the last regeneration in hours.
NOTESThis parameter exists only on F9Q816 engines
Conformity check with engine stopped and ignition on, or engine running, and engine coolant temperature
> 80°C, without electrical consumers
Time counter since last regeneration (in hours).
EDC16C36_V48_PR415/EDC16C36_V50_PR415/EDC16C36_V58_PR415
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
EDC16 C36
Program No.: 91
Vdiag No.: 48, 50, 58
Page 330 of 431
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DIESEL INJECTION
Fault finding – Interpretation of parameters13B
PR420DAMPER VALVE ERROR COUNTER
PARAMETER
DEFINITIONThis parameter indicates the number of damper valve errors.
NOTESSpecial notes:
Only perform these tests if the parameters do not correspond with the system
operation programming.
Conformity check with engine stopped and ignition on, or engine running, and engine coolant temperature
> 80°C
PR420 = 0
In the event of a fault, refer to the interpretation of fault DF226 Damper valve circuit.
EDC16C36_V44_PR420/EDC16C36_V4C_PR420/EDC16C36_V48_PR420/EDC16C36_V50_PR420/EDC16C36_V54_PR420/
EDC16C36_V58_PR420
AFTER REPAIRCarry out a road test, then check with the diagnostic tool.
EDC16 C36
Program No.: 91
Vdiag No.: 44, 4C, 48,
50, 54, 58