Injector RENAULT SCENIC 2009 J84 / 2.G Engine And Peripherals EDC16 Owner's Manual

DIESEL INJECTION
Fault finding – Interpretation of faults13B
13B-70V3 MR-372-J84-13B250$360.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF043
CONTINUED
Check the continuity and absence of interference resistance of the following connections:
Injection computer grey 32-track connector C, track H3 Track 2 injector no. 4
Injection computer grey 32-track connector C, track G1 Track 1 injector no. 4
If the fault is still present: apply test 8: POOR INJECTOR OPERATION.
If the fault is still present, contact the Techline.
AFTER REPAIRDeal with any faults.
Carry out a road test followed by another check with the diagnostic tool.

DIESEL INJECTION
Fault finding – Interpretation of faults13B
13B-78V3 MR-372-J84-13B250$360.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF053
PRESENT
OR
STORED
RAIL PRESSURE REGULATION FUNCTION
CC.1 : Short circuit to + 12 V
CC.0 : Short circuit to earth
CO : Open circuit
1.DEF : Internal electronic fault
2.DEF : Measured pressure too low
3.DEF : Measured pressure too high
4.DEF : Insufficient pressure
5.DEF : Pressure < minimum
6.DEF : Pressure > maximum
7.DEF : Extensive pump command
8.DEF : Above maximum threshold.
NOTESConditions for applying the fault finding procedure to a stored fault:
The fault is declared present after:
–the engine is started,
–a road test,
–an actuator command AC011 Rail pressure regulator.
Special notes:
If the fault is present:
–It is not possible to start the engine.
–engine stops if already started,
–if 3.DEF is present, the level 1 warning light is lit,
–if one of the other faults is present, the level 2 warning light comes on.
Use bornier Ele. 1681 or Ele. 1590 for any operation on the injection computer
connectors.
CC.1
NOTESNone
Check the rail pressure regulator connectors.
Check the injection computer connections.
Check the low-pressure circuit: run Test 2 Low-pressure circuit check.
Check the conformity of the fuel used by applying test 10 Diesel fuel conformity check.
Check the injector return flow, run test 8 Poor injector operation.
Check the operation of the overpressure valve if fitted to the vehicle, run test 11 Incorrect operation of the
overpressure valve.
Repair if necessary.
AFTER REPAIRDeal with any faults.
Carry out a road test followed by another check with the diagnostic tool.
EDC16_V51_DF053

DIESEL INJECTION
Fault finding – Interpretation of faults13B
13B-79V3 MR-372-J84-13B250$360.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF053
CONTINUED 1
CC.0
CO
NOTESNone
Measure the resistance of the rail pressure regulator between tracks 1 and 2.
If the resistance is not 3 ± 1 Ω at 20˚C, replace the injection pump.
Check the continuity and insulation from the + 12 V feed of the following connection:
Injection computer brown 48-track
connector B, track M4Track 2 of the rail pressure regulator (fuel flow actuator)
Check the rail pressure sensor using the interpretation of DF007 Rail pressure sensor circuit.
If the fault is still present, replace the injection pump.
Check the rail pressure regulator connectors.
Check the injection computer connections.
Check the low pressure circuit by applying test 2 Low pressure circuit check.
Check the conformity of the fuel used by applying test 10 Diesel fuel conformity check.
Check the injector return flow, run test 8 Poor injector operation.
Check the operation of the overpressure valve if fitted to the vehicle, run test 11 Incorrect operation of the
overpressure valve.
Repair if necessary.
Measure the resistance of the rail pressure regulator between tracks 1 and 2.
If the resistance is not 3 ± 1 Ω at 20˚C, replace the injection pump.
Check the continuity, and insulation from earth of the following connection:
Injection computer brown 48-track
connector B, track M4Track 2 of the rail pressure regulator (fuel flow actuator)
With the ignition on, check for + 12 V after relay on track 1 of the rail pressure regulator.
If there is not + 12 V on track 1, check the continuity and absence of interference resistance of the following
connection:
Rail pressure regulator track 1Injection supply relay mounting track 5
Repair if necessary.
Check the rail pressure sensor using the interpretation of DF007 Rail pressure sensor circuit.
If the fault is still present, replace the injection pump.
AFTER REPAIRDeal with any faults.
Carry out a road test followed by another check with the diagnostic tool.

DIESEL INJECTION
Fault finding – Interpretation of faults13B
13B-80V3 MR-372-J84-13B250$360.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF053
CONTINUED 2
1.DEF
NOTESNone
Ch eck the rail pressure regulator connectors.
Ch eck the in jection computer connections.
Ch eck the lo w p ressu re circu it b y runningtest 2Low pressure circuit check.
Ch eck the conformityof the fuel used by applyingtest 10 Diesel f uel conformity check.
Ch eck the in jector return flow, runtest 8 Poor injector operation.
Ch eck theoperation of the overpressure valve if fitted to the vehicle, run test11 Incorrectopera tion of the
ov erpressure valve.
Re pair if n ecessa ry.
Measure theresistanceof the rail press u r e regulator betweentracks 1 and 2.
If the resistance is not3±1Ωat20˚C,replacetheinjection pump.
Ch eckthe continuity and absence of interference resistanceof the followingconnections:
Injection computer brown 48-track
connectorB,track M4Track 2 of the rail pressure regulator (fuel flow actuator)
Injection supply relay mountingtrack 5 track 1 of the rail pressure regulator (fuel flow actuator)
Re pair if n ecessa ry.
Ch eck the rail pressuresensor using the interpretation ofDF0 07 Rail pressure sensor circuit.
Re pair if n ecessa ry.
If the fault isstill present,check t hat thecomputeroutput is working correctly.
●Either using anammeter:
With the regulator connected, connect the current clamp to the regulator'strack 1connection,respecting t he
direction of the current.
Cle ar a ny rail pressure sensor faults and use commandAC011 Rail pressureregulator.
Th eammeter should display ten cycles of two successive currents:~0.6Athen~2A.
AFTER REPAIRDeal with any faults.
Carry out a road test followed by another check with the diagnostic tool.

DIESEL INJECTION
Fault finding – Interpretation of faults13B
13B-82V3 MR-372-J84-13B250$360.mif
DF053
CONTINUED 4
2.DEF to
8.DEF
NOTESNone
Check the rail pressure regulator connectors.
Check the injection computer connections.
Check the low pressure circuit by running test 2 Low pressure circuit check.
Check the conformity of the fuel used by applying test 10 Diesel fuel conformity check.
Check the injector return flow, run test 8 Poor injector operation.
Check the operation of the overpressure valve if fitted to the vehicle, run test 11 Incorrect operation of the
overpressure valve.
Repair if necessary.
Measure the resistance of the pressure regulator between its tracks 1 and 2.
If the resistance is not 3 ± 1 Ω at 20˚C, replace the injection pump.
Check the continuity and for the absence of interference resistance on the following connections:
Injection computer brown 48-track
connector B, track M4Track 2 of the rail pressure regulator
Injection supply relay mounting track 5 track 1 of the rail pressure regulator
Repair if necessary.
AFTER REPAIRDeal with any faults.
Carry out a road test followed by another check with the diagnostic tool.
EDC16
PROGRAM No.: C1
Vdiag No.: 51

DIESEL INJECTION
Fault finding – Interpretation of faults13B
13B-83V3 MR-372-J84-13B250$360.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF053
CONTINUED 5
In the event of rail overpressure:
Check the operation of the injectors: refer to test 8 Poor injector operation.
Check that the rail pressure sensor is operating correctly using command AC011 Rail pressure regulator. Display
parameter PR038 Rail pressure, and refer to the conformity check to check the operating values.
If these checks do not reveal any faults, and if the fault is still present, replace the injection pump.
in the event of rail underpressure:
Check that the rail pressure sensor is operating correctly using command AC011 Rail pressure regulator. Display
parameter PR038 Rail pressure, and refer to the conformity check to check the operating values.
Check the low pressure diesel circuit priming.
Check the conformity of the diesel filter connections.
Check the condition of the filter (clogging and water saturation).
Check that there are no air bubbles between the filter and the high pressure pump.
Check the low and high pressure diesel fuel circuit sealing (visual inspections, odour, etc.): pump housing,
pressure relief valve, pipes, rail and injector unions, injector wells, etc.
Check the operation of the injectors: refer to test 8 Poor injector operation.
Carry out the necessary operations.
If the fault is still present, replace the injection pump.
AFTER REPAIRDeal with any faults.
Carry out a road test followed by another check with the diagnostic tool.

DIESEL INJECTION
Fault finding – Interpretation of faults13B
13B-96V3 MR-372-J84-13B250$405.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF059
PRESENT
OR
STOREDCOMBUSTION MISFIRES ON CYLINDER 1
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.
Special notes:
If the fault is present, engine performance is reduced and engine instabilities may
occur.
Priority when dealing with a number of faults:
Deal with fault DF040 Cylinder 1 injector circuit first, if it is present or stored.
Check that the IMA code of injector no. 1 has been entered correctly and that it matches the code marked on the
corresponding injector.
Enter the code to the unprogrammed/incorrectly programmed injector, if necessary.
Refer to the interpretation of commands, SC002 Entering injector codes.
Check the engine compression.
Repair if necessary.
Check the valve clearance and adjust if necessary.
When dealing with several combustion misfire faults, check the conformity of the fuel by applying test 10 Diesel
fuel conformity check.
Visually inspect the return pipe of injector no. 1.
Repair if necessary.
If the fault is still present, carry out test 8 INCORRECT INJECTOR OPERATION.
If the fault is still present, contact the Techline.
AFTER REPAIRDeal with any faults.
Carry out a road test followed by another check with the diagnostic tool.
EDC16_V51_DF059

DIESEL INJECTION
Fault finding – Interpretation of faults13B
13B-97V3 MR-372-J84-13B250$405.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF060
PRESENT
OR
STOREDCOMBUSTION MISFIRING ON CYLINDER 2
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.
Special notes:
If the fault is present, engine performance is reduced and engine instabilities may
occur.
Priority when dealing with a number of faults:
Deal with fault DF041 Cylinder 2 injector circuit first, if it is present or stored.
Check that the IMA code of injector no. 2 has been entered correctly and that it matches the code marked on the
corresponding injector.
Enter the code to the unprogrammed/incorrectly programmed injector, if necessary.
Consult the interpretation of commands, SC002 Entering injector codes.
Check the engine compression.
Repair if necessary.
Check the valve clearance and adjust if necessary.
When dealing with several combustion misfire faults, check the conformity of the fuel by applying test 10 Diesel
fuel conformity check.
Visually inspect the return pipe of injector no. 2.
Repair if necessary.
If the fault is still present, carry out test 8 INCORRECT INJECTOR OPERATION.
If the fault is still present, contact the Techline.
AFTER REPAIRDeal with any faults.
Carry out a road test followed by another check with the diagnostic tool.
EDC16_V51_DF060

DIESEL INJECTION
Fault finding – Interpretation of faults13B
13B-98V3 MR-372-J84-13B250$405.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF061
PRESENT
OR
STOREDCOMBUSTION MISFIRING ON CYLINDER 3
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.
Special notes:
If the fault is present, engine performance is reduced and engine instabilities may
occur.
Priority when dealing with a number of faults:
Deal with fault DF042 Cylinder 3 injector circuit first, if it is present or stored.
Check that the IMA code of injector no. 3 has been entered correctly and that it matches the code marked on the
corresponding injector.
Enter the code to the unprogrammed/incorrectly programmed injector, if necessary.
Consult the interpretation of commands, SC002 Entering injector codes.
Check the engine compression.
Repair if necessary.
Check the valve clearance and adjust if necessary.
When dealing with several combustion misfire faults, check the conformity of the fuel by applying test 10 Diesel
fuel conformity check.
Visually inspect the return pipe of injector no. 3.
Repair if necessary.
If the fault is still present, carry out test 8 INCORRECT INJECTOR OPERATION.
If the fault is still present, contact the Techline.
AFTER REPAIRDeal with any faults.
Carry out a road test followed by another check with the diagnostic tool.
EDC16_V51_DF061

DIESEL INJECTION
Fault finding – Interpretation of faults13B
13B-99V3 MR-372-J84-13B250$405.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF062
PRESENT
OR
STOREDCOMBUSTION MISFIRING ON CYLINDER 4
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.
Special notes:
If the fault is present, engine performance is reduced and engine instabilities may
occur.
Priority when dealing with a number of faults:
Deal with fault DF043 Cylinder 4 injector circuit first, if it is present or stored.
Check that the injector no. 4 IMA code has been entered correctly and that it matches the code marked on the
corresponding injector.
Enter the code to the unprogrammed/incorrectly programmed injector, if necessary.
Consult the interpretation of commands, SC002 Entering injector codes.
Check the engine compression.
Repair if necessary.
Check the valve clearance and adjust if necessary.
When dealing with several combustion misfire faults, check the conformity of the fuel by applying test 10 Diesel
fuel conformity check.
Visually inspect the return pipe of injector no. 4.
Repair if necessary.
If the fault is still present, carry out test 8 INCORRECT INJECTOR OPERATION.
If the fault is still present, contact the Techline.
AFTER REPAIRDeal with any faults.
Carry out a road test followed by another check with the diagnostic tool.
EDC16_V51_DF062