13B-145
AFTER REPAIRDeal with any other faults. Clear the fault memory.
Switch off the ignition until the end of the power-latch phase, and carry out a road test
followed by a check with the diagnostic tool.
V12 MR-372-J84-13B300$073.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DF151
STOREDMAIN RELAY CIRCUIT1.DEF: Relay cut off too soon
2.DEF: Relay cut off too late
NOTESSpecial notes:
The level 1 warning light is on.
Use the Wiring Diagram Technical Note, Laguna II ph2, Vel Satis ph2, Espace IV
ph2, Mégane II ph2, Scénic II ph2.
IMPORTANT:
For Mégane II ph2 and Scénic II ph2, the injection supply relay is located on the UPC.
For Laguna II ph2 and Espace IV ph2, the injection supply relay is located on the
engine fuse and relay box.
1.DEF
NOTESNone.
Check the condition of the injection supply relay mounting connector (see Wiring Diagram Technical Note,
Laguna II ph2, Vel Satis ph2, Espace IV ph2, Mégane II ph2, Scénic II ph2, component code 983).
Check the condition of the engine management computer connector (see Wiring Diagram Technical Note,
Laguna II ph2, Vel Satis ph2, Espace IV ph2, Mégane II ph2, Scénic II ph2, component code 120).
If the connector or connectors are faulty and if there is a repair procedure (see Technical Note 6015A, Repairing
electrical wiring, Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
Check the tightness and the condition of the "+ " and "-" battery terminals.
Check the conformity of the main relay (relay removed) (Laguna II ph2 and Espace IV ph2):
•Insulation between connections 3FB and BP37 or 3MV of component 983.
• Measure the resistance between connections3AA and BP37 of component983.
(see Wiring Diagram Technical Note, Laguna II ph2, Vel Satis ph2, Espace IV ph2, Mégane II ph2, Scénic II
ph2, Component code 983).
Replace the relay if its resistance is less than 6 Ω or greater than 1 kΩ.
EDC16CP33_V18_DF151M / EDC16CP33_V1C_DF151M / EDC16CP33_V54_DF151M / EDC16CP33_V20_DF151M /
EDC16CP33_V58_DF151M / EDC16CP33_V5C_DF151M / EDC16CP33_V24_DF151M / EDC16CP33_V04_DF151M /
EDC16CP33_V08_DF151M / EDC16CP33_V44_DF151M / EDC16CP33_V4C_DF151M / EDC16CP33_V34_DF151M /
EDC16CP33_V38_DF151M / EDC16CP33_V74_DF151M / EDC16CP33_V28_DF151M / EDC16CP33_V62_DF151M/
EDC16CP33_V26_DF151M / EDC16CP33_V60_DF151M
EDC16CP33
Program No.: C4
Vdiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
13B-148
AFTER REPAIRDeal with any other faults. Clear the fault memory.
Switch off the ignition until the end of the power-latch phase, and carry out a road test
followed by a check with the diagnostic tool.
V12 MR-372-J84-13B300$073.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DF165
PRESENT
OR
STOREDACCELERATOR PEDAL POSITION SENSOR CIRCUIT1.DEF: Detection of the accelerator pedal depressed at the same time as the brake
pedal.
2.DEF: No signal
3.DEF: Jammed accelerator pedal detected
NOTESPriorities when dealing with a number of faults:
– DF012 Sensor supply voltage no. 2.
Conditions for applying the fault finding procedure to a stored fault:
The fault is declared present when the brake pedal and accelerator pedal are
depressed simultaneously.
Special notes:
– Turbocharging and cruise control are not authorised.
– The engine speed is fixed at 1700 rpm.
–The level 1 warning light is lit for 2.DEF and 3.DEF.
Use bornier Elé.1681 for any operations on the computer connectors.
Use the Wiring Diagram Technical Note, Laguna II ph2, Vel Satis ph2, Espace IV
ph2, Mégane II ph2, Scénic II ph2.
Check that the accelerator pedal is not jammed
Check the condition of the pedal sensor connector (component code 921).
Check the condition of the engine management computer connector (component code 120).
If the connector or connectors are faulty and if there is a repair procedure (see Technical Note 6015A, Repairing
electrical wiring, Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
Measure the resistance between connections 3LT and 3LR of component 921.
If the accelerator pedal sensor resistance is not between: 0.7 kΩ < X < 1.7 kΩ or 0.91 kΩ < X < 2.49 kΩ (M9R721),
replace the sensor.
EDC16CP33_V18_DF165 / EDC16CP33_V1C_DF165 / EDC16CP33_V54_DF165 / EDC16CP33_V20_DF165 / EDC16CP33_V58_DF165 /
EDC16CP33_V5C_DF165 / EDC16CP33_V24_DF165 / EDC16CP33_V04_DF165 / EDC16CP33_V08_DF165 / EDC16CP33_V44_DF165 /
EDC16CP33_V4C_DF165 / EDC16CP33_V34_DF165 / EDC16CP33_V38_DF165 / EDC16CP33_V74_DF165 / EDC16CP33_V28_DF165 /
EDC16CP33_V62_DF165/ EDC16CP33_V26_DF165 / EDC16CP33_V60_DF165
EDC16CP33
Program No.: C4
Vdiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
13B-151
AFTER REPAIRDeal with any other faults. Clear the fault memory.
Switch off the ignition until the end of the power-latch phase, and carry out a road test
followed by a check with the diagnostic tool.
V12 MR-372-J84-13B300$073.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DF196
PRESENT
OR
STOREDPEDAL SENSOR CIRCUIT GANG 1
CO.0: Open circuit or short circuit to earth
CC.1: Short circuit to + 12 V
1.DEF: Consistency between gang 1 and gang 2
NOTESPriorities when dealing with a number of faults:
– DF011 Sensor voltage supply no. 1
Conditions for applying the fault finding procedure to a stored fault:
The fault is declared present after a series of full load / no load actions on the
accelerator pedal.
Special notes:
– engine torque limited,
– cruise control not authorised,
–the level 1 warning light is illuminated,
– idle speed is 1400 rpm,
Use bornier Elé. 1681 for any work on the computer connectors.
Use the Wiring Diagram Technical Note, Laguna II ph2, Vel Satis ph2, Espace IV
ph2, Mégane II ph2, Scénic II ph2.
CO.0
NOTESIf there is a simultaneous occurrence of fault DF198 Pedal
sensor circuit gang 2, check that the pedal sensor
connector is connected correctly.
Check the condition of the pedal sensor connector (see Wiring Diagram Technical Note, Laguna II ph2, Vel
Satis ph2, Espace IV ph2, Mégane II ph2, Scénic II ph2, component code 921).
Check the condition of the engine management computer connector (see Wiring Diagram Technical Note,
Laguna II ph2, Vel Satis ph2, Espace IV ph2, Mégane II ph2, Scénic II ph2, component code 120).
If the connector or connectors are faulty and if there is a repair procedure (see Technical Note 6015A, Repairing
electrical wiring, Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
EDC16CP33_V18_DF196 / EDC16CP33_V1C_DF196 / EDC16CP33_V54_DF196 / EDC16CP33_V20_DF196 / EDC16CP33_V58_DF196 /
EDC16CP33_V5C_DF196 / EDC16CP33_V24_DF196 / EDC16CP33_V04_DF196 / EDC16CP33_V08_DF196 / EDC16CP33_V44_DF196 /
EDC16CP33_V4C_DF196 / EDC16CP33_V34_DF196 / EDC16CP33_V38_DF196 / EDC16CP33_V74_DF196 / EDC16CP33_V28_DF196 /
EDC16CP33_V62_DF196 / EDC16CP33_V26_DF196 / EDC16CP33_V60_DF196
EDC16CP33
Program No.: C4
Vdiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
13B-155
AFTER REPAIRDeal with any other faults. Clear the fault memory.
Switch off the ignition until the end of the power-latch phase, and carry out a road test
followed by a check with the diagnostic tool.
V12 MR-372-J84-13B300$073.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DF198
PRESENT
OR
STOREDPEDAL SENSOR CIRCUIT GANG 2
CO.0: Open circuit or short circuit to earth
CC.1: Short circuit to + 12 V
1.DEF: Consistency between gang 1 and gang 2
NOTESPriorities when dealing with a number of faults:
– DF012 Sensor supply voltage no. 2.
Conditions for applying the fault finding procedure to a stored fault:
The fault is declared present after a series of full load / no load actions on the
accelerator pedal.
Special notes:
– engine torque limited,
– cruise control not authorised,
–the level 1 warning light is illuminated,
– the idling speed is 1400 rpm.
Use bornier Elé. 1681 for any work on the computer connectors
Use the Wiring Diagram Technical Note, Laguna II ph2, Vel Satis ph2, Espace IV
ph2, Mégane II ph2, Scénic II ph2.
CO.0
NOTESIf there is a simultaneous occurrence of fault DF196 Pedal
sensor circuit gang 1, check that the pedal sensor
connector is connected correctly.
Check the condition of the pedal sensor connector (see Wiring Diagram Technical Note, Laguna II ph2, Vel
Satis ph2, Espace IV ph2, Mégane II ph2, Scénic II ph2, component code 921).
Check the condition of the engine management computer connector (see Wiring Diagram Technical Note,
Laguna II ph2, Vel Satis ph2, Espace IV ph2, Mégane II ph2, Scénic II ph2, component code 120).
If the connector or connectors are faulty and if there is a repair procedure (see Technical Note 6015A, Repairing
electrical wiring, Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
EDC16CP33_V18_DF198 / EDC16CP33_V1C_DF198 / EDC16CP33_V54_DF198 / EDC16CP33_V20_DF198 / EDC16CP33_V58_DF198 /
EDC16CP33_V5C_DF198 / EDC16CP33_V24_DF198 / EDC16CP33_V04_DF198 / EDC16CP33_V08_DF198 / EDC16CP33_V44_DF198 /
EDC16CP33_V4C_DF198 / EDC16CP33_V34_DF198 / EDC16CP33_V38_DF198 / EDC16CP33_V74_DF198 / EDC16CP33_V28_DF198 /
EDC16CP33_V62_DF198 / EDC16CP33_V26_DF198 / EDC16CP33_V60_DF198
EDC16CP33
Program No.: C4
Vdiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
13B-159
AFTER REPAIRDeal with any other faults. Clear the fault memory.
Switch off the ignition until the end of the power-latch phase, and carry out a road test
followed by a check with the diagnostic tool.
V12 MR-372-J84-13B300$073.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DF200
PRESENT
OR
STOREDATMOSPHERIC PRESSURE SENSOR
1.DEF: Above maximum threshold
2.DEF: Below minimum threshold
NOTESConditions for applying the fault finding procedure to a stored fault:
The fault is declared present after:
– the ignition is switched on.
– the engine is started,
– a road test.
Special notes:
The EOBD (European On Board Diagnostic) warning light is lit.
The atmospheric pressure sensor is integrated in the injection computer, and cannot be
separated.
If the fault is present:
– there is light smoke,
– the atmospheric pressure value changes to safe mode, PR035 Atmospheric
pressure = 0.75 bar.
Use bornier Elé. 1681 for any work on the computer connectors.
Use the Wiring Diagram Technical Note, Laguna II ph2, Vel Satis ph2, Espace IV
ph2, Mégane II ph2, Scénic II ph2.
Disconnect the injection computer and check the condition of the engine management computer connector (see
Wiring Diagram Technical Note, Laguna II ph2, Vel Satis ph2, Espace IV ph2, Mégane II ph2, Scénic II ph2,
component code 120).
If the connector or connectors are 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 value of PR035 Atmospheric pressure by comparing it with the reading on a conforming vehicle in the
workshop
.
If the value of PR035 is not correct (difference greater than 0.1 bar between the 2 vehicles), contact the Techline.
EDC16CP33_V18_DF200 / EDC16CP33_V1C_DF200 / EDC16CP33_V54_DF200 / EDC16CP33_V20_DF200 / EDC16CP33_V58_DF200 /
EDC16CP33_V5C_DF200 / EDC16CP33_V24_DF200 / EDC16CP33_V04_DF200 / EDC16CP33_V08_DF200 / EDC16CP33_V44_DF200 /
EDC16CP33_V4C_DF200 / EDC16CP33_V34_DF200 / EDC16CP33_V38_DF200 / EDC16CP33_V74_DF200 / EDC16CP33_V28_DF200 /
EDC16CP33_V62_DF200 / EDC16CP33_V26_DF200 / EDC16CP33_V60_DF200
EDC16CP33
Program No.: C4
Vdiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
13B-160
AFTER REPAIRDeal with any other faults. Clear the fault memory.
Switch off the ignition until the end of the power-latch phase, and carry out a road test
followed by a check with the diagnostic tool.
V12 MR-372-J84-13B300$073.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DF209
PRESENT
OR
STOREDEGR VALVE POSITION SENSOR CIRCUITCC.0: Short circuit to earth
CO.0: Open circuit or short circuit to earth
CO.1: Open circuit or short circuit to +12 V
1.DEF: Open circuit or short circuit
NOTESPriorities when dealing with a number of faults:
– DF046 Battery voltage.
– DF012 Sensor supply voltage no. 2.
Conditions for applying the fault finding procedure to a stored fault:
The fault is declared present after:
– the ignition is switched on.
– the engine is started,
– a road test.
Special notes:
If the fault is present:
–the EOBD (European On Board Diagnostic) warning light is lit,
– EGR programming cut-off: valve in the closed position,
– particle filter regeneration is inhibited.
Use bornier Elé. 1681 for all operations on the engine management computer
connector.
Use the Wiring Diagram Technical Note, Laguna II ph2, Vel Satis ph2, Espace IV
ph2, Mégane II ph2, Scénic II ph2.
CO.1
1.DEF
NOTESNone.
Check the condition of the EGR valve (see Wiring Diagram Technical Note, Laguna II ph2, Vel Satis ph2,
Espace IV ph2, Mégane II ph2, Scénic II ph2, component code 1460 or 169).
Check the condition of the engine management computer connector (see Wiring Diagram Technical Note,
Laguna II ph2, Vel Satis ph2, Espace IV ph2, Mégane II ph2, Scénic II ph2, component code 120).
If the connector or connectors are faulty and if there is a repair procedure (see Technical Note 6015A, Repairing
electrical wiring, Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
EDC16CP33_V18_DF209 / EDC16CP33_V1C_DF209 / EDC16CP33_V54_DF209 / EDC16CP33_V20_DF209 / EDC16CP33_V58_DF209 /
EDC16CP33_V5C_DF209 / EDC16CP33_V24_DF209 / EDC16CP33_V04_DF209 / EDC16CP33_V08_DF209 / EDC16CP33_V44_DF209 /
EDC16CP33_V4C_DF209 / EDC16CP33_V34_DF209 / EDC16CP33_V38_DF209 / EDC16CP33_V74_DF209 / EDC16CP33_V28_DF209 /
EDC16CP33_V62_DF209 / EDC16CP33_V26_DF209 / EDC16CP33_V60_DF209
EDC16CP33
Program No.: C4
Vdiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
13B-170
AFTER REPAIRDeal with any other faults. Clear the fault memory.
Switch off the ignition until the end of the power-latch phase, and carry out a road test
followed by a check with the diagnostic tool.
V12 MR-372-J84-13B300$073.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DF249
PRESENT
OR
STOREDINJECTOR CONTROL
1.DEF: Internal electronic fault
NOTESConditions for applying the fault finding procedure to a stored fault:
If the fault becomes present after:
– the ignition is switched on,
– the engine is started.
Priorities when dealing with a number of faults:
– DF046 Battery voltage,
– DF026 Cylinder 1 injector control circuit,
– DF027 Cylinder 2 injector control circuit,
– DF028 Cylinder 3 injector control circuit,
– DF029 Cylinder 4 injector control circuit.
Special notes:
If the fault is present:
– in certain cases, the level 2 warning light is lit and the engine is stopped.
Use bornier Elé.1681 for all operations on the engine management computer.
Use the Wiring Diagram Technical Note, Laguna II ph2, Vel Satis ph2, Espace IV
ph2, Mégane II ph2, Scénic II ph2.
This fault appears when the computer detects a fault on the injector control section.
Check the condition of the injector connectors (see Wiring Diagram Technical Note, Laguna II ph2, Vel Satis
ph2, Espace IV ph2, Mégane II ph2, Scénic II ph2, component codes 193, 194, 195, 196).
Check the condition of the engine management computer connector (see Wiring Diagram Technical Note,
Laguna II ph2, Vel Satis ph2, Espace IV ph2, Mégane II ph2, Scénic II ph2, component code 120).
If the connector or connectors are faulty and if there is a repair procedure (see Technical Note 6015A, Repairing
electrical wiring, Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
EDC16CP33_V18_DF249 / EDC16CP33_V1C_DF249 / EDC16CP33_V54_DF249 / EDC16CP33_V20_DF249 / EDC16CP33_V58_DF249 /
EDC16CP33_V5C_DF249 / EDC16CP33_V24_DF249 / EDC16CP33_V04_DF249 / EDC16CP33_V08_DF249 / EDC16CP33_V44_DF249 /
EDC16CP33_V4C_DF249 / EDC16CP33_V34_DF249 / EDC16CP33_V38_DF249 / EDC16CP33_V74_DF249 / EDC16CP33_V28_DF249 /
EDC16CP33_V62_DF249 / EDC16CP33_V26_DF249 / EDC16CP33_V60_DF249
EDC16CP33
Program No.: C4
Vdiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74
13B-180
AFTER REPAIRDeal with any other faults. Clear the fault memory.
Switch off the ignition until the end of the power-latch phase, and carry out a road test
followed by a check with the diagnostic tool.
V12 MR-372-J84-13B300$073.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DF272
PRESENT
OR
STOREDEGR VALVE CONTROL CIRCUITCO: Open circuit
CC.0: Short circuit to earth
CC.1: Short circuit to + 12 V
CC: Short circuit
1.DEF: Internal electronic fault
NOTESConditions for applying the fault finding procedure to a stored fault:
The fault is declared present after:
– the ignition is switched on,
– the engine is started,
– a road test.
Special notes:
If the fault is present:
–the EOBD (European On Board Diagnostic) warning light is lit,
– the EGR function is inhibited,
Use bornier Elé. 1681 for all operations on the engine management computer
connector.
Use the Wiring Diagram Technical Note, Laguna II ph2, Vel Satis ph2, Espace IV
ph2, Mégane II ph2, Scénic II ph2.
CO
NOTESNone.
Check the condition of the EGR valve (see Wiring Diagram Technical Note, Laguna II ph2, Vel Satis ph2,
Espace IV ph2, Mégane II ph2, Scénic II ph2, component code 1460 or 169).
Check the condition of the engine management computer connector (see Wiring Diagram Technical Note,
Laguna II ph2, Vel Satis ph2, Espace IV ph2, Mégane II ph2, Scénic II ph2, component code 120).
If the connector or connectors are faulty and if there is a repair procedure (see Technical Note 6015A, Repairing
electrical wiring, Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
Measure the resistance between connections 3VP and 3VQ of component 1460 or 169.
If the resistance of the EGR valve is greater than 400 Ω, replace the valve.
After replacement, run command SC036 Reinitialise programming and select EGR valve to reinitialise the EGR
valve offsets.
EDC16CP33_V18_DF272 / EDC16CP33_V1C_DF272 / EDC16CP33_V54_DF272 / EDC16CP33_V20_DF272 / EDC16CP33_V58_DF272 /
EDC16CP33_V5C_DF272 / EDC16CP33_V24_DF272 / EDC16CP33_V04_DF272 / EDC16CP33_V08_DF272 / EDC16CP33_V44_DF272 /
EDC16CP33_V4C_DF272 / EDC16CP33_V34_DF272 / EDC16CP33_V38_DF272 / EDC16CP33_V74_DF272 / EDC16CP33_V28_DF272 /
EDC16CP33_V62_DF272 / EDC16CP33_V26_DF272 / EDC16CP33_V60_DF272
EDC16CP33
Program No.: C4
Vdiag No.: 04, 08, 18, 1C,
20, 24, 26, 28, 34, 38, 44,
4C, 54, 58, 5C, 60, 62, 74