engine RENAULT SCENIC 2011 J95 / 3.G Engine And Peripherals Owner's Guide

13B-45
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.
V4 MR-372-J84-13B000$061.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DDCR INJECTION
Vdiag No.: 44, 48
DF028
CONTINUED
YES
Injector 3 is not faulty, the fault is in the injector 3 control circuit.
Check the continuity, insulation, and the absence of interference resistance on
the following connections:
Computer connector B track C4 Track 1 injector 3
Computer connector B track D4 Track 2, injector 3
Repair if necessary.
If the fault is still present, contact the Techline.
NOInjector 3 is faulty, replace the cylinder 3 injector.
1.DEF
NOTESNone.
Check the conformity of the injectorsfitted to the vehicle in relation to the type of vehicle and engine number (low,
high or very high injector pressure).
Check that the C2I is correctly entered on the computer.
Check the accelerometer shielding on track K1 of the brown 48-track connector B of the computer.
Check that the accelerometer is secured on the engine.
After retightening the accelerometer, it is essential to clear the pressure regulation adaptives using command
RZ004 Pressure regulation adaptives.
Disconnect and reconnect the accelerometer sensor to accomplish fast programming.
If the fault is still present, replace the cylinder 3 injector.

13B-46
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.
V4 MR-372-J84-13B000$061.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DDCR INJECTION
Vdiag No.: 44, 48
DF029
PRESENT
OR
STOREDCYLINDER 4 INJECTOR CONTROL CIRCUIT
CO: Open circuit.
CC: Short circuit.
1.DEF: At minimum limit
NOTESConditions for applying the fault finding procedure to a stored fault:
The fault is declared present with the engine idling.
Special notes: When this fault appears, the idle speed is stuck at 1000 rpm, there is
engine noise, the engine speed is unsteady, the engine performance is reduced, and the
level 1 warning light illuminates along with the message Faulty injection.
CO - CC
NOTESNone.
Switch off the ignition and wait 15 seconds.
Check the connection and condition of the injector connector. Repair if necessary.
Check the connection and condition of the computer 48-track brown connector B. Repair if necessary.
Run command AC008 Cylinder 4 injector.
If 5 actuation cycles of injector 4 cannot be heard working, connect the cylinder 3 injector wire to the cylinder 4
injector and use command AC007 Cylinder 3 injector.
Does this injector actuation cycle work?
Note:
If the wires cannot be swapped, continue the procedure by replying YES to the previous question.
DDCR_V44_DF029/DDCR_V48_DF029

13B-47
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.
V4 MR-372-J84-13B000$061.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DDCR INJECTION
Vdiag No.: 44, 48
DF029
CONTINUED
YES
Injector 4 is not faulty, the fault is in the injector 4 control circuit.
Check the continuity, insulation, and the absence of interference resistance on
the following connections:
Computer connector B track E4 Track 1 injector 4
Computer connector B track F4 Track 2, injector 4
Repair if necessary.
If the fault is still present, contact the Techline.
NOInjector 4 is faulty, replace the cylinder 4 injector.
1.DEF
NOTESNone.
Check the conformity of the injectorsfitted to the vehicle in relation to the type of vehicle and engine number (low,
high or very high injector pressure).
Check that the C2I is correctly entered on the computer.
Check the accelerometer shielding on track K1 of the brown 48-track connector B of the computer.
Check that the accelerometer is secured on the engine.
After retightening the accelerometer, it is essential to clear the pressure regulation adaptives using command
RZ004 Pressure regulation adaptives.
Disconnect and reconnect the accelerometer sensor to accomplish fast programming.
If the fault is still present, replace the cylinder 4 injector.

13B-48
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.
V4 MR-372-J84-13B000$061.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DDCR INJECTION
Vdiag No.: 44, 48
DF037
PRESENTENGINE IMMOBILISER
NOTESNone.
Carry out fault finding on the multiplex network.
Consult the fault finding procedure for the "keyless vehicle" function.
DDCR_V44_DF037P/DDCR_V48_DF037P

13B-52
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.
V4 MR-372-J84-13B000$061.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DDCR INJECTION
Vdiag No.: 44, 48
DF047
STOREDCOMPUTER SUPPLY VOLTAGE1.DEF: Above maximum threshold.
2.DEF: Below minimum threshold.
NOTESConditions for applying the fault finding procedure to a stored fault:
The fault is present with the engine running above 1000 rpm.
Measure the battery voltage when the ignition is switched on.
If the battery voltage < 10 V recharge the battery.
Check the condition and connection of the battery terminals.
Repair if necessary.
Check the vehicle's charging circuit.
Repair if necessary.
Check the connection and condition of the black 32-track computer connector A.
Repair if necessary.
Check the insulation, continuity and the absence of interference resistance on the following connections:
+ after ignition feed. Track D1 computer connector A
Chassis earth Tracks G4 and H4 computer connector A
Repair if necessary.
DDCR_V44_DF047M/DDCR_V48_DF039P

13B-53
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.
V4 MR-372-J84-13B000$061.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DDCR INJECTION
Vdiag No.: 44, 48
DF049
STOREDREFRIGERANT SENSOR CIRCUITCO.1: Open circuit or short circuit to + 12 volts.
CC.0: Short circuit to earth.
NOTESConditions for applying the fault finding procedure to a stored fault:
The fault is present when the engine is running and the air conditioning is on.
Priority when dealing with several faults: - Deal first with fault DF113 Sensor supply
voltage.
Check the connection and condition of the refrigerant pressure sensor connector.
Repair if necessary.
Check the connection and condition of the computer's 32-track grey connector C.
Repair if necessary.
Check the insulation, continuity and the absence of interference resistance on the following connections:
Sensor connector track BTrack C4 computer connector C
Sensor connector track CTrack C3 computer connector C
Sensor connector track ATrack C3 computer connector C
Repair if necessary.
DDCR_V44_DF049M/DDCR_V48_DF049M

13B-56
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.
V4 MR-372-J84-13B000$061.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DDCR INJECTION
Vdiag No.: 44, 48
DF052
PRESENTINJECTORS CONTROL CIRCUITCC.1: Short circuit to +12 volts.
CC.0: Short circuit to earth.
NOTESPriority when dealing with a number of faults:
In the event of a combination of faults DF052 and DF026, DF027, DF028, and DF029,
the fault finding procedure remains the same in order to determine the faulty injector.
Special notes:
The engine stalls when the fault appears. The level 1 warning light illuminates along
with the message Faulty injection.
Switch off the ignition, check the condition and connection of the injector connectors.
Repair if necessary.
Switch off the ignition, disconnect the injectors (or the injector identified by DF026, DF027, DF028, DF029)
and switch the ignition back on.
Using the diagnostic tool, check for changes to DF052.
Is DF052 present or stored?
DF052
presentThe injectors are not defective.
Check the connection and condition of the computer 48-track brown connector B.
Repair if necessary.
Check the insulation, continuity and the absence of interference resistance on
the following connections:
Injector 1 track 1 (+)Track A4, computer connector B
Injector 1 track 2 (earth)Track B4 computer connector B
Injector 2 track 1 (+)Track G4 computer connector B
Injector 2 track 2 (earth)Track H4 computer connector B
Injector 3 track 1 (+)Track C4 computer connector B
Injector 3 track 2 (earth)Track D4 computer connector B
Injector 4 track 1 (+)Track E4 computer connector B
Injector 4 track 2 (earth)Track F4 computer connector B
Repair if necessary.
If the fault is still present, contact the Techline.
DDCR_V44_DF052/DDCR_V48_DF052

13B-58
AFTER REPAIRDeal with any faults declared by the diagnostic tool. Clear the computer fault memory.
Carry out a road test followed by another check with the diagnostic tool.
V4 MR-372-J84-13B000$062.mif
13B
DDCR INJECTION
Vdiag No.: 44, 48
DF053
STOREDRAIL PRESSURE REGULATION FUNCTION
1.DEF: At minimum limit
2.DEF: At maximum limit
3.DEF: Below minimum threshold
4.DEF: Above maximum threshold
5.DEF: High flow current < minimum
6.DEF: High flow current > maximum
7.DEF: Low flow current < minimum
8.DEF: Low flow current > minimum
NOTESSpecial notes:
If DF053, the engine may stop, with the level 1 and 2 warning lights illuminated along
with the message Faulty injection.
Priority when dealing with a number of faults:
– DF007 Rail pressure sensor circuit,
– DF098. Fuel temperature sensor circuit.
Conditions for applying fault finding procedures to stored faults:
The fault is present with the engine running.
4.DEF
6.DEF
8.DEF
NOTESNone.
Check the connection and condition of the fuel flow actuator connector (brown IMV connector on the pump).
Repair if necessary.
Measure the resistance between tracks 1 and 2 of the flow actuator.
Replace the flow actuator if the resistance is not 5.3 Ω +
0.5 Ω at 20°C.
Check the connection and condition of the computer 48-track brown connector B.
Repair if necessary.
Check the insulation, continuity, and the absence of interference resistance on the following connection:
Computer connector B track M4 Track 1 fuel flow actuator
Repair if necessary.
Check that there is fuel present in the tank and that it is correct. Run Test 13 Diesel fuel conformity check.
Run Test 1 Low pressure circuit check.
DDCR_V44_DF053M/DDCR_V48_DF053M
DIESEL INJECTION
Fault finding – Interpretation of faults

13B-63
AFTER REPAIRDeal with any faults declared by the diagnostic tool. Clear the computer fault memory.
Carry out a road test followed by another check with the diagnostic tool.
V4 MR-372-J84-13B000$062.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DDCR INJECTION
Vdiag No.: 44, 48
DF057
STOREDWATER IN DIESEL FUEL DETECTOR CIRCUITCO.1: Open circuit or short circuit to +12 volts
CC.0: Short circuit to earth
1.DEF: Above maximum threshold (water present)
NOTESConditions for applying fault finding procedures to stored faults:
The fault is present with the engine running.
The level 1 warning light illuminates along with the message Check diesel filter.
CO.1
CC.0
NOTESNone.
Check for water in the diesel filter. Clean and replace the filter if necessary.
Check the condition and connection of the 3-track connector of the water detector.
Repair if necessary.
Check the connection and condition of the grey 32-track connector C of the computer.
Repair if necessary.
Check the insulation, continuity and the absence of interference resistance on the following connections:
Sensor connector track 3 Earth
Sensor connector track 2 Track B3 computer connector C
Sensor connector track 1 Track A3 computer connector B
Repair if necessary.
1.DEF
NOTESNone.
Bleed the diesel filter.
Clear the computer fault memory.
Carry out a road test followed by another check with the diagnostic tool.
DDCR_V44_DF057M/DDCR_V48_DF057M

13B-64
AFTER REPAIRDeal with any faults declared by the diagnostic tool. Clear the computer fault memory.
Carry out a road test followed by another check with the diagnostic tool.
V4 MR-372-J84-13B000$062.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DDCR INJECTION
Vdiag No.: 44, 48
DF059
STOREDCOMBUSTION MISFIRES ON CYLINDER 1
NOTESSpecial notes:
If DF059, the engine speed is maintained at 1000 rpm, the engine performance is
reduced to 75%, and the level 1 warning light illuminates along with the message
Faulty injection.
Conditions for applying fault finding procedures to stored faults:
The fault is present with the engine idling.
Priority when dealing with a number of faults:
– DF026 Cylinder 1 injector control circuit (CC or CO).
– DF053 Pressure regulation.
Run TEST 13 Diesel fuel conformity check.
Run TEST 3 Injector check.
Check the engine compression.
Repair if necessary.
Check the valve clearance and adjust if necessary.
Check the inlet ducts and the EGR valve, and clean them if necessary.
Replace the injector.
DDCR_V44_DF059M/DDCR_V48_DF059M