13B-96
MR-372-J84-13B050$468.mif
V17
13B
DIESEL INJECTION
Fault finding – Interpretation of faults
DF770
PRESENT
OR
STOREDFLOW REGULATOR CIRCUIT
CC.0 : Short circuit to earth
CC.1 : Short circuit to + 12 V
CO : Open circuit
1. DEF: Parameter at maximum limit
NOTESConditions for applying the fault finding procedure to a stored fault:
The fault becomes present after starting the engine.
Special notes:
Level 1 fault warning light lit on the instrument panel and loss of performance, or level
2 fault warning light lit on the instrument panel with loss of performance, engine
stalling or impossible to start.
Use CLIO III, MODUS, MEGANE II ph2, SCENIC II ph2 and KANGOO II Wiring
diagrams Technical Note.
Check the connection and condition of the fuel flow solenoid valve connector (orange connector), component
code 1105.
If the connector is faulty and there is a repair procedure (see Technical Note 6015A, Electrical wiring repair,
Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
Check the connection and condition of the injection computer connector, component code 120 (see MR 392,
385, 364, 370 and 417, Mechanical, 13B, Diesel injection, Diesel injection computer: Removal - Refitting).
If the connector is faulty and there is a repair procedure (see Technical Note 6015A, Electrical wiring repair,
Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
Measure the resistance at the terminals of the flow solenoid valve between connections 3HI1 (or 3HI for
Kangoo II) and 3FB1 (or 3FB3 for Kangoo II) (be careful of the connector of the injection main relay).
If the resistance is not between 1.5 Ω and 15 Ω, replace the pump (see Replacement of components).
With the ignition on, check for + 12 V after ignition on connection 3FB1 (or 3FB3 for Kangoo II) of the fuel flow
solenoid valve, component code 1105.
If the connection is faulty and there is a repair procedure (see Technical Note 6015A, Electrical wiring repair,
Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Check the continuity, insulation and the absence of interference resistance on the following connections:
–3FB1 (or 3FB3 for Kangoo II) between components 1105 and 983 (or 1337 for Kangoo II),
–3HI1 (or 3HI for Kangoo II) between components 110 5 and 120.
If
the connection(s) are faulty and there is a repair method (see Technical Note 6015A, Repairing electrical
wiring, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Apply test 7 Incorrect injection quantity.
If the fault is still present, contact the Techline.
AFTER REPAIRDeal with any faults displayed by the diagnostic tool.
Clear the computer fault memory.
Carry out a road test followed by another check with the diagnostic tool.
SID301_V44_DF770 / SID304_V45_DF770 / SID301_V48_DF770 / SID304_V49_DF770 / SID304_V4D_DF770 / SID301_V4C_DF770
MR-372-J84-13B050$468.mif
Siemens Injection
SID301 and 304
Vdiag No.: 44-45-48-49-4D-4CProgram No.: B1 and B2
13B-97
MR-372-J84-13B050$468.mif
V17
DIESEL INJECTION
Fault finding – Interpretation of faults
Siemens Injection
SID301 and 304
Vdiag No.: 44-45-48-49-4D-4C
Program No.: B1 and B2
13B
DF771
PRESENT
OR
STOREDFLOW REGULATION ADAPTIVE
1. DEF: Parameter at minimum limit
2. DEF: Parameter at maximum limit
NOTESConditions for applying the fault finding procedure to a stored fault:
The fault is declared present after the engine is started and following a road test.
Apply test 1 Low pressure fuel supply system check.
Apply test 2 Internal fuel transfer pump check (ITP).
Apply test 3 High pressure fuel pressure solenoid valve check.
Apply test 4 Check high-pressure pump (HPP) and fuel flow solenoid valve.
Apply test 5 Rail high pressure regulation circuit check.
Apply test 6 Major leak in open injectors/injectors.
Apply test 7 Incorrect injection quantity.
If the fault is still present, contact the Techline.
AFTER REPAIRDeal with any faults displayed by the diagnostic tool.
Clear the computer fault memory.
Clear RZ004 Pressure regulation adaptives.
Carry out a road test followed by another check with the diagnostic tool.
SID301_V44_DF771 / SID304_V45_DF771 / SID301_V48_DF771 / SID304_V49_DF771 / SID304_V4D_DF771 / SID301_V4C_DF771
13B-98
MR-372-J84-13B050$468.mif
V17
DIESEL INJECTION
Fault finding – Interpretation of faults
Siemens Injection
SID301 and 304
Vdiag No.: 44-45-48-49-4D-4C
Program No.: B1 and B2
13B
DF773
PRESENT
OR
STOREDPRESSURE REGULATOR CIRCUIT
CC.0 : Short circuit to earth
CC.1 : Short circuit to + 12 V
CO : Open circuit
1. DEF: Parameter at maximum limit
NOTESConditions for applying the fault finding procedure to a stored fault:
The fault becomes present after starting the engine.
Special notes:
–Level 1 fault warning light lit on the instrument panel and loss of performance, or
level 2 fault warning light lit on the instrument panel with loss of performance,
engine stalling or impossible to start.
Use CLIO III, MODUS, MEGANE II ph2, SCENIC II ph2 and KANGOO II Wiring
diagrams Technical Note.
Check the connection and condition of the connector of the fuel pressure solenoid valve, component code 119 8
and the injection computer connector, component code 120 (see MR 392, 385, 364, 370 and 417, Mechanical,
13B, Diesel injection, Diesel injection computer: Removal - Refitting).
If the connector is faulty and there is a repair procedure (see Technical Note 6015A, Electrical wiring repair,
Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
Measure the resistance at the terminals of the pressure solenoid valve between connections 3ZQ1 and 3FB1 (or
3FB3 for Kangoo II).
(be careful of the injection main relay connector).
If the resistance is not between 1.5 Ω and 15 Ω, replace the pump (see Replacement of components).
With the ignition on, check for + 12 V after ignition on connection 3FB1 (or 3FB3 for Kangoo II) of the fuel
pressure solenoid valve, component code 1198.
If the connection is faulty and there is a repair procedure (see Technical Note 6015A, Electrical wiring repair,
Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Check the continuity, insulation and the absence of interference resistance on the following connections:
–3FB1 (or 3FB3 for Kangoo II) between components 1198 and 983 (or 1337 for Kangoo II),
–3ZQ1 (or 3ZQ for Kangoo II) between components 1198 and 120.
If the connection(s) are faulty and there is a repair method (see Technical Note 6015A, Repairing electrical
wiring, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
AFTER REPAIRDeal with any faults displayed by the diagnostic tool.
Clear the computer fault memory.
Carry out a road test followed by another check with the diagnostic tool.
SID301_V44_DF773 / SID304_V45_DF773 / SID301_V48_DF773 / SID304_V49_DF773 / SID304_V4D_DF773 / SID301_V4C_DF773
13B-100
MR-372-J84-13B050$468.mif
V17
DIESEL INJECTION
Fault finding – Interpretation of faults
Siemens Injection
SID301 and 304
Vdiag No.: 44-45-48-49-4D-4C
Program No.: B1 and B2
13B
DF885
PRESENT
OR
STOREDRAIL PRESSURE
1. DEF: Rail pressure too low on starting
NOTESConditions for applying the fault finding procedure to a stored fault:
The fault becomes present during the first 30 seconds after starting the engine.
Special note:
– Starting and engine operation difficult or impossible.
Apply test 1 Low pressure fuel supply system check.
Apply test 2 Internal fuel transfer pump check (ITP).
Apply test 3 High pressure fuel pressure solenoid valve check.
Apply test 4 Check high-pressure pump (HPP) and fuel flow solenoid valve.
Apply test 5 Rail high pressure regulation circuit check.
Apply test 6 Major leak in injectors/injectors open.
Apply test 7 Incorrect injection quantity.
If the fault is still present, contact the Techline.
AFTER REPAIRDeal with any faults displayed by the diagnostic tool.
Clear the computer fault memory.
Clear RZ004 Pressure regulation adaptives.
Carry out a road test followed by another check with the diagnostic tool.
SID301_V44_DF885 / SID304_V45_DF885 / SID301_V48_DF885 / SID304_V49_DF885 / SID304_V4D_DF885 / SID301_V4C_DF885
13B-101
MR-372-J84-13B050$468.mif
V17
DIESEL INJECTION
Fault finding – Interpretation of faults
Siemens Injection
SID301 and 304
Vdiag No.: 44-45-48-49-4D-4C
Program No.: B1 and B2
13B
DF886
PRESENT
OR
STOREDPRESENCE OF WATER IN THE DIESEL FUEL
1. DEF: Water in diesel fuel
NOTESConditions for applying the fault finding procedure to a stored fault:
The fault becomes present after a road test above 24 mph (40 km/h) and the engine
speed above 1000 rpm.
Use CLIO III, MODUS, MEGANE II ph2, SCENIC II ph2 and KANGOO II Wiring
diagrams Technical Note.
Check whether there is any water in the diesel filter; replace the filter if necessary.
Drain the fuel filter.
Check the connection and condition of the connector of the water in diesel fuel sensor, component code 414.
If the connector is faulty and there is a repair procedure (see Technical Note 6015A, Electrical wiring repair,
Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
Check the connection and condition of the injection computer connector, component code 120 (see MR 392,
385, 364, 370 and 417, Mechanical, 13B, Diesel injection, Diesel injection computer: Removal - Refitting).
If the connector is faulty and there is a repair procedure (see Technical Note 6015A, Electrical wiring repair,
Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
Measure the resistance of the water in diesel fuel sensor, component code 414 between connections 3FB and
M.
If the resistance is not:
2140Ω
With the ignition on, check for + 12 V after ignition on connection 3FB (or AP15 for Kangoo II) and earth on
connection M (MH or MW for Kangoo II) of the water in diesel fuel sensor, component code 414.
If the connection(s) are faulty and there is a repair method (see Technical Note 6015A, Repairing electrical
wiring, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Check the continuity, insulation and the absence of interference resistance on the following connections:
–3FB (or AP15 for Kangoo II) between components 414 and 120,
–M (MH or MW for Kangoo II) between components 414 and 120,
–3WT between components
414 and 120.
If the connection(s) are faulty and there is a repair method (see Technical Note 6015A, Repairing electrical
wiring, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Replace the water in diesel fuel sensor.
If the fault is still present, contact the Techline.
AFTER REPAIRDeal with any faults displayed by the diagnostic tool.
Clear the computer fault memory.
Carry out a road test followed by another check with the diagnostic tool.
SID301_V44_DF886 / SID304_V45_DF886 / SID301_V48_DF886 / SID304_V49_DF886 / SID304_V4D_DF886 / SID301_V4C_DF886
13B-104
MR-372-J84-13B050$468.mif
V17
DIESEL INJECTION
Fault finding – Interpretation of faults
Siemens Injection
SID301 and 304
Vdiag No.: 44-45-48-49-4D-4C
Program No.: B1 and B2
13B
DF889
PRESENT
OR
STOREDENGINE PROTECTION
1. DEF: Engine safety stop after an electric fault
2. DEF: Engine safety stop after a hydraulic fault
NOTESPriorities when dealing with a number of faults:
If there are a number of faults, deal with the other system faults first.
Conditions for applying the fault finding procedure to a stored fault:
Apply this fault finding procedure.
Special notes:
The engine only stops after switching the ignition off.
Carry out Te s t 1 2: Turbocharger
If the fault is still present, contact the Techline.
AFTER REPAIRDeal with any faults displayed by the diagnostic tool.
Clear the computer fault memory.
Carry out a road test followed by another check with the diagnostic tool.
SID301_V44_DF889 / SID304_V45_DF889 / SID301_V48_DF889 / SID304_V49_DF889 / SID304_V4D_DF889 / SID301_V4C_DF889
13B-105
MR-372-J84-13B050$468.mif
V17
DIESEL INJECTION
Fault finding – Interpretation of faults
Siemens Injection
SID301 and 304
Vdiag No.: 44-45-48-49-4D-4C
Program No.: B1 and B2
13B
DF953
PRESENT
OR
STOREDPARTICLE FILTER ABSENT
1. DEF: Signal outside lower limit
NOTESConditions for applying the fault finding procedure to a stored fault:
The fault is declared present after the engine is started or following a road test.
Priorities when dealing with a number of faults:
Deal with the following faults first: DF1003 Particle filter differential pressure
sensor circuit.
If the fault is present:
– smoke is emitted,
– the OBD warning light is lit.
Visually check the particle filter.
Check that the particle filter is in good condition.
Check that the exhaust is not broken or damaged.
Apply the interpretation of fault DF1003 Particle filter differential pressure sensor circuit.
If the fault is still present, contact the Techline.
AFTER REPAIRDeal with any faults displayed by the diagnostic tool.
Clear the computer fault memory.
Carry out a road test followed by another check with the diagnostic tool.
SID301_V44_DF953 / SID304_V45_DF953 / SID301_V48_DF953 / SID304_V49_DF953 / SID304_V4D_DF953 / SID301_V4C_DF953
13B-106
MR-372-J84-13B050$468.mif
V17
DIESEL INJECTION
Fault finding – Interpretation of faults
Siemens Injection
SID301 and 304
Vdiag No.: 44-45-48-49-4D-4C
Program No.: B1 and B2
13B
DF991
PRESENT
OR
STOREDPARTICLE FILTER INJECTOR CONTROL CIRCUIT
CC.0 : Short circuit to earth
CC.1 : Short circuit to + 12 V
CO : Open circuit
NOTESConditions for applying the fault finding procedure to a stored fault:
– The fault is declared present after the engine is started or following a road test.
– After actuator command AC238 Particle filter injector.
If the fault is present:
CO or CC.1: Injector not actuated,
CC.0: Injector permanently actuated.
–The level 1 and OBD fault warning lights are lit on the instrument panel.
Use CLIO III, MODUS, MEGANE II ph2, SCENIC II ph2 and Kangoo II Wiring
diagrams Technical Note.
Check the connection and condition of the exhaust injection solenoid valve connector, component code 1750.
If the connector is faulty and there is a repair procedure (see Technical Note 6015A, Electrical wiring repair,
Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
Check the connection and condition of the injection computer connector, component code 120 (see MR 392,
385, 364, 370 and 417, Mechanical, 13B, Diesel injection, Diesel injection computer: Removal - Refitting).
If the connector is faulty and there is a repair procedure (see Technical Note 6015A, Electrical wiring repair,
Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
Measure the resistance of the particle filter injector, component code 1750 between connections 3FB2 (or
3FB3 for Kangoo II) and 3AGR.
If the resistance is not:
5.2 Ω at - 40°C,
7.5 Ω at 20°C,
10.4Ω at 120°C.
Replace the injector.
With the ignition on, check for + 12 V after ignition on connection 3FB2 (or 3FB3 for Kangoo II) of the exhaust
injection solenoid valve, component code 1750.
If the connection(s) are faulty and there is a repair method (see Technical Note 6015A, Repairing electrical
wiring, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Check the continuity, insulation and the absence of interference resistance on the following connections:
–3FB2 (or 3FB3 for Kangoo II) between components 1750 and 120 (or 1337 for Kangoo II),
–3AGR between components 1750 and 120.
If
the connection(s) are faulty and there is a repair method (see Technical Note 6015A, Repairing electrical
wiring, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
If the fault is still present, contact the Techline.
AFTER REPAIRDeal with any faults displayed by the diagnostic tool.
Clear the computer fault memory.
Carry out a road test followed by another check with the diagnostic tool.
SID301_V44_DF991 / SID304_V45_DF991 / SID301_V48_DF991 / SID304_V49_DF991 / SID304_V4D_DF991 / SID301_V4C_DF991