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

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-92V3 MR-372-J84-13B250$405.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF056
CONTINUED 2
1.DEF
NOTESNone
2.DEFConditions for applying the fault finding procedure to a
stored fault:
The fault is declared present after the ignition has been
switched off for 1 minute.
Check the air flowmeter connections.
Check the injection computer connections.
Repair if necessary
Check the continuity and absence of interference resistance of the following connections:
Injection computer brown 48-track connector B, track B4 Track 3 of the air flow sensor
Injection computer brown 48-track connector B, track G1 Track 5 of the air flow sensor
Injection computer 48-track brown connector B track L4 Track 6 of the air flow sensor
Injection computer, brown 48-track connector B track E2 Track 2 of the air flow sensor
UPC black connector Track 2 Track 4 of the air flow sensor
Repair if necessary.
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-94V3 MR-372-J84-13B250$405.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF057
PRESENT
OR
STOREDWATER IN DIESEL FUEL DETECTOR 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.
Check the conformity of the fuel used by applying test 10 Diesel fuel conformity check.
Check the sealing of the tank and low pressure circuit by applying test 2 Low pressure circuit check.
A) Make sure the water in diesel fuel detection sensor is properly connected.
–If not, clear the fault,
–Carry out a road test (speed > 12 mph (20 km/h) and engine speed > 1200 rpm) for more than 30 seconds.
–If the fault does not recur, end the fault finding procedure.
–If the fault does recur, go to step C.
B) If the water detection sensor is absent:
–Insulate the electrical connector not connected to the vehicle (risk of dampness, oxidation, and erratic
appearance of faults).
Check that the configuration reading LC065 Water detected in the diesel is NONE.
If LC065 is WITH, run command RZ005 Programming to reinitialise the vehicle configurations.
–Clear the faults.
–Carry out a road test (speed > 12 mph (20 km/h) and engine speed > 1200 rpm) for more than 30 seconds.
–If the fault does not recur, end the fault finding procedure.
C) If the sensor is properly connected:
–Bleed the diesel filter unit (see MR 364, Mechanics, 13A, Fuel supply).
–Clear the fault.
–Carry out a road test (speed > 12 mph (20 km/h) and engine speed > 1200 rpm) for more than 30 seconds.
–If the fault does not recur, end the fault finding procedure.
D) If the fault recurs:
–Check for continuity and the absence of interference resistance on the connection between:
Injection computer 32-track grey connector track A2 Track 3 of the water detection sensor
AFTER REPAIRDeal with any faults.
Carry out a road test followed by another check with the diagnostic tool.
EDC16_V51_DF057

DIESEL INJECTION
Fault finding – Interpretation of faults13B
13B -104V3 MR-372-J84-13B250$405.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF091
PRESENT
OR
STOREDVEHICLE SPEED SIGNAL
1.DEF : Inconsistent signal
2.DEF : Signal outside upper limit
3.DEF : Configuration absent or incorrect
4.DEF : CAN connection fault
NOTESConditions for applying the fault finding procedure to stored faults:
The fault is declared present during a road test.
Special notes:
Use bornier Ele. 1681 or Ele. 1590 for any operation on the injection computer
connectors.
Check the ABS computer connections.
Check the injection computer connections.
Repair if necessary.
Carry out fault finding on the multiplex network and the ABS (see 38C, anti-lock braking system).
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_DF091

DIESEL INJECTION
Fault finding – Interpretation of faults13B
13B -106V3 MR-372-J84-13B250$405.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF097
CONTINUED
Check the continuity and absence of interference resistance of the following connections:
Injection computer brown 48-track connector B,
Track D1Track 2 Camshaft sensor
Injection computer brown 48-track connector B,
Track A1Track 1 Camshaft sensor
With the ignition on and the camshaft sensor connected:
Use a voltmeter to measure the voltage between tracks 1 and 3 of the camshaft sensor:
The voltage displayed should be equal to the battery voltage 0.08 V)
–If the voltage is outside permitted tolerance values, take the measurement again on the connector, with the
camshaft sensor disconnected,
–If the voltage is still outside permitted tolerance values with the sensor disconnected.
Check for continuity and absence of interference resistance on the following connection:
Camshaft sensor, track 3 Track 5 injection supply relay mounting
–If the measured voltage is correct with the sensor disconnected.
Measure the camshaft sensor resistance between tracks 2 and 3.
Replace the sensor if its resistance is not 10,250 ± 500 Ω at 20˚C
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 -107V3 MR-372-J84-13B250$405.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF118
PRESENT
OR
STOREDEGR SOLENOID VALVE SERVO-CONTROL
1.DEF : Insufficient EGR valve flow
2.DEF : Excessive EGR valve flow
NOTESConditions for applying the fault finding procedure to a stored fault:
The fault is declared present after:
–the engine is started
–a road test
Special notes:
If the fault is present the EGR function is disabled.
If 2.DEF is present,
–the level 1 warning light is lit,
–there is smoke coming from the exhaust.
Use bornier Ele. 1681 or Ele. 1590 for any operation on the injection computer
connectors.
Priority when dealing with a number of faults:
–DF272 EGR valve control circuit if it is present or stored.
IMPORTANT
If the EGR valve needs to be replaced to resolve the fault, use command SC036
Reinitialise programming and select EGR valve to reinitialise the EGR valve offsets
(see Replacement of components).
Check the EGR valve connections.
Check the injection computer connections.
Repair if necessary.
Check for continuity and the absence of interference resistance of the following connections:
Injection computer, brown 48-track connector B, track C2 Track 1 EGR valve connector
Injection computer brown 48-track connector B, track D2 Track 5 EGR valve connector
If the connection or connections 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 that there are no leaks on the EGR circuit (pipes pierced or damaged) and that the clamps are properly
tightened.
Measure the resistance of the EGR valve motor between tracks 1 and 5.
If the resistance measured is not between 1 Ω < X < 400 Ω at 20˚C, replace the EGR valve.
If the valve is jammed or irrevocably seized, replace the EGR valve.
Run command SC036 Reset programming and select EGR valve to reset the EGR valve offsets
(see Replacement of components).
AFTER REPAIRDeal with any faults.
Carry out a road test followed by another check with the diagnostic tool.
EDC16_V51_DF118

DIESEL INJECTION
Fault finding – Interpretation of faults13B
13B -108V3 MR-372-J84-13B250$405.mif
DF195
PRESENT
OR
STOREDENGINE SPEED/CAMSHAFT SENSOR CONSISTENCY
1.DEF : Inconsistency of the signal
NOTESConditions for applying the fault finding procedure to a stored fault:
The fault becomes present after an attempt to start.
Special notes:
If the fault is stored, clear the fault from the computer memory.
Switch off the ignition, start the engine and check that the fault does not reappear.
Use bornier Ele. 1681 or Ele. 1590 for any operation on the injection computer
connectors.
Check the engine speed sensor and camshaft sensor connectors.
Check the injection computer connections.
Repair if necessary.
With the connector disconnected, check the continuity and absence of interference resistance on the following
connections:
injection computer connector B, track A1 track 1 of the camshaft sensor
injection computer connector B, track D1 track 2 of the camshaft sensor
injection computer connector B, track B1 track 1 of the engine speed sensor
injection computer connector B, track C1 track 2 of the engine speed sensor
Repair if necessary.
AFTER REPAIRDeal with any faults.
Carry out a road test followed by another check with the diagnostic tool.
EDC16_V51_DF195EDC16
PROGRAM No.: C1
Vdiag No.: 51

DIESEL INJECTION
Fault finding – Interpretation of faults13B
13B -109V3 MR-372-J84-13B250$405.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF195
CONTINUED
With the ignition on and the camshaft sensor connected:
Use a voltmeter to measure the voltage between tracks 1 and 3 of the camshaft sensor:
The voltage displayed should be equal to the battery voltage 0.08 V)
–If the voltage is outside permitted tolerance values, take the measurement again on the connector, with the
camshaft sensor disconnected,
–If the voltage is still outside permitted tolerance values with the sensor disconnected.
Check for continuity and absence of interference resistance on the following connection:
Camshaft sensor, track 3 + after ignition feed after relay
–If the measured voltage is correct with the sensor disconnected,
Measure the resistance of the camshaft sensor between tracks 2 and 3.
Replace the sensor if its resistance is not 10,250 ± 500 Ω at 20˚C
Check that the engine speed sensor is correctly mounted and that the flywheel target is not damaged.
Check that the gap between the engine speed sensor and the flywheel is 0.5 to 1.8 mm.
Measure the resistance of the engine speed sensor between terminals A and B of its black connector.
If the winding resistance is not between 510 Ω and 850 Ω at an engine temperature of 20˚C, replace the engine
speed sensor.
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-115V3 MR-372-J84-13B250$405.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF226
CONTINUED 2
CC
NOTESAfter any work is carried out on the damper valve, it is
necessary to run SC036 Reset programming and select
Damper valve, then switch off the ignition and wait
1 minute.
Check the damper valve connections.
Check the injection computer connections.
Repair if necessary.
Check the continuity, insulation and absence of interference resistance of the following connections:
Earth Track 1 of the damper valve
Injection supply relay mounting, Track 5 Track 2 of the damper valve
Injection computer brown 48-track connector B, track J4 Track 3 of the damper valve
Injection computer brown 48-track connector B, track B2 Track 4 of the damper valve
Repair if necessary.
If the fault is still present, replace the damper valve.
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-116V3 MR-372-J84-13B250$405.mif
EDC16
PROGRAM No.: C1
Vdiag No.: 51
DF226
CONTINUED 3
1.DEF
to 3.DEF
NOTESAfter any work is carried out on the damper valve, run SC036
Reinitialise programming and select Damper valve, then
switch off the ignition and wait 1 minute.
Check the damper valve connections.
Check the injection computer connections.
Repair if necessary.
Check the continuity, insulation and absence of interference resistance of the following connections:
Earth Track 1 of the damper valve
Injection supply relay mounting, Track 5 Track 2 of the damper valve
Injection computer brown 48-track connector B, track J4 Track 3 of the damper valve
Injection computer brown 48-track connector B, track B2 Track 4 of the damper valve
Repair if necessary.
If the fault is still present, check that the computer output is working correctly.
Damper valve connected:
–connect the negative terminal of the voltmeter to track 1 of the damper valve,
–connect the positive terminal of the voltmeter to track 3 of the damper valve,
–use command AC012 Damper valve:
The voltmeter should display ten cycles of two successive voltages: ~ 2.5 V (OCR of 20%) then ~ 8.75 V (OCR
of 70%).
If the voltmeter does not indicate any control while the command is running (ten 1-second cycles), contact the
Techline.
AFTER REPAIRDeal with any faults.
Carry out a road test followed by another check with the diagnostic tool.