2010 RENAULT SCENIC relay

13B-68
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.
V10 MR-372-J84-13B100$100.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DCM 1.2 Injection
Program No.: 4D
Vdiag No.: 50, 58
DF032
CONTINUED
For Mégane II
and Scénic II:
Check the connection and condition of the connector of the additional heater interface unit, component code 1550
and the 70 A maxi fuses on the power supply fuse board.
Check the connection and condition of the injection computer connector, component code 120.
If the connector(s) is 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.
Run command AC250 Heating resistor 1 relay.
If the command does not run, check for + 12 V on connections BP27 and BP35 of component 1550.
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace the wiring.
Check the insulation and continuity of the following connections:
–3JA between components 1550 and 120,
–3JAA between components 1550 and 120,
–3JAB between components 1550 and 120.
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace the wiring.
If the fault is still present, check the relay and replace it if necessary.
If the fault is still present, contact the Techline.

13B-69
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.
V10 MR-372-J84-13B100$100.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DCM 1.2 Injection
Program No.: 4D
Vdiag No.: 50, 58
DF033
PRESENT
OR
STOREDTHERMOPLUNGER 2 RELAY CONTROL CIRCUIT
NOTESConditions for applying the fault finding procedure to stored faults:
The fault is present when the ignition is switched on.
See the Technical Note Wiring Diagrams for the vehicle.
Check the connection and condition of the additional heater 2 relay connector, component code 1068
and the 80 A maxi fuse in the engine fuse and relay box.
Check the connection and condition of the injection computer connector, component code 120.
If the connector(s) 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.
Run command AC251 Heating resistor 2 relay.
If the command does not run, check, with the ignition on, for earth on connection 3JAA of component 1068.
Check for + 12 V on connection 3FB of component 1068.
If the connector is 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 insulation and continuity of the following connections:
–3JAA between components 1068 and 120,
–3FB between components 1068 and 238,
–38LM between components 1068 and 1113,
–BP9 between components 1068 and 597.
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace the wiring.
If the fault is still present, check the relay and replace it if necessary.
If the fault is still present, contact the Techline.
DCM1.2_V50_DF033/DCM1.2_V58_DF033

13B-70
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.
V10 MR-372-J84-13B100$100.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DCM 1.2 Injection
Program No.: 4D
Vdiag No.: 50, 58
DF034
PRESENT
OR
STOREDTHERMOPLUNGER 3 RELAY CONTROL CIRCUIT
NOTESConditions for applying the fault finding procedure to stored faults:
The fault is present when the ignition is switched on.
See the Technical Note Wiring Diagrams for the vehicle.
Check the connection and condition of the additional heater 2 relay connector, component code 1068
and the 80 A maxi fuse in the engine fuse and relay box.
Check the connection and condition of the injection computer connector, component code 120.
If the connector(s) 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.
Run command AC251 Heating resistor 2 relay.
If the command does not run, check, with the ignition on, for earth on connection 3JAA of component 1068.
Check for + 12 V on connection 3FB of component 1068.
If the connector is 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 insulation and continuity of the following connections:
–3JAA between components 1068 and 120,
–3FB between components 1068 and 238,
–38LM between components 1068 and 1113,
–BP9 between components 1068 and 597.
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace the wiring.
If the fault is still present, check the relay and replace it if necessary.
If the fault is still present, contact the Techline.
DCM1.2_V50_DF034/DCM1.2_V58_DF034

13B-76
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.
V10 MR-372-J84-13B100$110.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DCM 1.2 Injection
Program No.: 4D
Vdiag No.: 48, 4C, 50,
54, 58, 5C
DF047
PRESENT
OR
STOREDCOMPUTER SUPPLY VOLTAGE
1.DEF: Above maximum threshold
2.DEF: Below minimum threshold
NOTESConditions for applying fault finding procedures to stored faults:
The fault is present when the engine speed is greater than 1000 rpm.
See the Technical Note Wiring Diagrams for the vehicle.
Move the wiring harness between the injection computer, component code 120 and the battery, component
code 107 to see if the status changes (Present Stored).
Look for any wiring damage and check the connection and condition of the battery, component code 107 and its
connections.
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace the wiring.
Measure the battery voltage when the ignition is switched on.
If the battery voltage is less than 11 V, recharge the battery.
Check the condition and connection of the battery terminals and posts, component code 107.
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace the wiring.
Check the vehicle's charge circuit (see 87B, Passenger compartment connection unit for the New Twingo
or see 87G, Engine compartment connection unit for Clio III, Modus, Mégane II, Scénic II, and Kangoo 2).
Check the connection and condition of connector A (black 32-track) of the injection computer, component
code 120.
Check the connection and condition of the injection locking relay connector, component code 238.
Check the connection and condition of the UPC connectors, component code 1337.
If the connector(s) is 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.
DCM1.2_V48_DF047/DCM1.2_V4C_DF047/DCM1.2_V50_DF047/DCM1.2_V54_DF047/DCM1.2_V58_DF047/DCM1.2_V5C_DF047

13B-80
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.
V10 MR-372-J84-13B100$110.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DCM 1.2 Injection
Program No.: 4D
Vdiag No.: 48, 4C, 50,
54, 58, 5C
DF050
PRESENT
OR
STOREDBRAKE SWITCH CIRCUIT
C0.0: Open circuit or short circuit to earth
1.DEF: No signal
NOTESSpecial notes:
The cruise control function is inhibited. The fault is declared present when decelerating,
when the brake pedal is depressed.
Conditions for applying fault finding procedures to stored faults:
Apply the fault finding procedure below if the fault is present or stored.
See the Technical Note Wiring Diagrams for the vehicle.
Check the connection and condition of the brake light switch connector, component code 160.
If the connector is faulty and there is a repair procedure (see Technical Note 6015A, Repairing electrical wiring,
Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
Check for + 12 V on connection AP10 (for New Twingo) or BPT (for Mégane II, Scénic II, Modus, and Clio III)
or BPT2 and SP17 (for Kangoo 2) of component 160.
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 the wiring.
Check the connection and condition of connector A (black 32-track) of the injection computer, component
code 160.
Check the connection and condition of the injection locking relay connector, component code 238.
If the connector(s) are faulty and there is a repair procedure (see Technical Note 6015A, Repairing electrical
wiring, Wiring: Precautions for repair) repair the connector(s), otherwise replace the wiring.
Check the operation of the brake light switch.
DCM1.2_V48_DF050/DCM1.2_V4C_DF050/DCM1.2_V50_DF050/DCM1.2_V54_DF050/DCM1.2_V58_DF050/DCM1.2_V5C_DF050

13B-85
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.
V10 MR-372-J84-13B100$110.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DCM 1.2 Injection
Program No.: 4D
Vdiag No.: 48, 4C, 50,
54, 58, 5C
DF053
PRESENT
OR
STOREDRAIL PRESSURE REGULATION FUNCTION
1.DEF: at minimum stop
2.DEF: at maximum stop
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 > maximum
NOTESPriorities when dealing with a number of faults:
–DF098 Fuel temperature sensor circuit,
–DF007 Rail pressure sensor circuit.
Special note. If DF053, the engine may stop with the level 2 warning light illuminated
with the message Faulty injection displayed on the instrument panel.
Conditions for applying fault finding procedures to stored faults:
The fault is present with the engine running.
See the Technical Note Wiring Diagrams for the vehicle.
Check the presence and conformity of the fuel, run TEST 13: Diesel fuel conformity check.
Check the connection and condition of the flow actuator connector, component code 1105.
If the connector is faulty and there is a repair procedure (see Technical Note 6015A, Repairing electrical wiring,
Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
Check for + 12 V (after relay) on connection 3FB1 or 3FB2 (for New Twingo) or 3FB3 (for Kangoo 2) of
component 1105.
Check the connection and condition of connector B (brown 48-track) of the injection computer, component
code 120.
If the connector is faulty and 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 3HI and 3FB1 or 3FB2 (for New Twingo) or 3FB3 (for Kangoo 2)
of component 1105.
If the resistance of the flow actuator is not between 4.8 Ω and 5.8 Ω at 20
°C, replace the flow actuator, component
code 1105 (see MR 364 (Mégane II), MR 370 (Scénic II), MR 385 (Modus), MR 392 (Clio III), MR 411
(New Twingo), MR 417 (Kangoo 2), Mechanical, 13B, Diesel injection, Flow actuator: Removal - Refitting).
DCM1.2_V48_DF053/DCM1.2_V4C_DF053/DCM1.2_V50_DF053/DCM1.2_V54_DF053/DCM1.2_V58_DF053/DCM1.2_V5C_DF053

13B-99
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.
V10 MR-372-J84-13B100$110.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DCM 1.2 Injection
Program No.: 4D
Vdiag No.: 48, 4C, 50,
54, 58, 5C
DF112
PRESENT
OR
STOREDCYLINDER REFERENCE SENSOR CIRCUIT
1.DEF: No signal
NOTESConditions for applying fault finding procedures to stored faults:
The fault is present when the starter motor is operating or the engine is running at idle
speed.
See Technical Note Wiring Diagrams of the vehicle concerned.
Check the connection and condition of the cylinder reference sensor connector, component code 746.
If the connector is faulty and there is a repair procedure (see Technical Note 6015A, Repairing electrical wiring,
Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
Check for +12 V after ignition feed on connection 3FB2 or 3FB3 of component 746.
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 the wiring.
Check the connection and condition of connector B (brown 48-track) of the injection computer, component
code 120.
Check the connection and condition of the connector of the injection locking relay, component code 238
or the UPC, component code 1337.
If the connector(s) are faulty and there is a repair procedure (see Technical Note 6015A, Repairing electrical
wiring, Wiring: Precautions for repair) repair the connector(s), otherwise replace the wiring.
Check for earth on connection 3PL of component 746.
Check the insulation, continuity and the absence of interference resistance on the following connections:
–3CQ between components 746 and 120,
–For Clio and Modus: 3FB2 between components 1337 and 746,
–For Mégane II and Scénic II: 3FB1 and 3FB2 between components 746 and 1337,
–For New Twingo: 3FB and 3FB2 between components 746 and 238,
–For Kangoo 2: 3FB3 between components 1337 and 746.
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace the wiring.
Check the timing setting.
DCM1.2_V48_DF112/DCM1.2_V4C_DF112/DCM1.2_V50_DF112/DCM1.2_V54_DF112/DCM1.2_V58_DF112/DCM1.2_V5C_DF112

13B-111
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.
V10 MR-372-J84-13B100$120.mif
DIESEL INJECTION
Fault finding – Interpretation of faults13B
DCM 1.2 Injection
Program No.: 4D
Vdiag No.: 48, 4C, 50,
54, 58, 5C
DF195
PRESENT OR
STOREDENGINE SPEED/CAMSHAFT SENSOR CONSISTENCY
NOTESConditions for applying the fault finding procedure to a stored fault:
The fault is present when the starter motor is operating or the engine is running at
idle speed.
See Technical Note Wiring Diagrams of the vehicle concerned
Check the connection and condition of the cylinder reference sensor connector, component code 746.
Check the connection and condition of connector B (brown 48-track) of the injection computer, component
code 120.
Check the connection and condition of the connector of the injection locking relay, component code 238 or the
UPC, component code 1337.
If the connector(s) are faulty and there is a repair procedure (see Technical Note 6015A, Repairing electrical
wiring, Wiring: Precautions for repair) repair the connector(s), otherwise replace the wiring.
Check for +12 V after ignition feed on connection 3FB2 or 3FB3 (for Kangoo 2) of component 746.
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 for earth on connection 3PL of component 746.
Check the insulation, continuity and the absence of interference resistance on the following connections:
–3CQ between components 746 and 120,
–3PL between components 746 and 120,
–For Clio and Modus: 3FB2 between components 1337 and 746,
–For Mégane II and Scénic II: 3FB1 and 3FB2 between components 746 and 1337,
–For New Twingo: 3FB and 3FB2 between components 746 and 238,
–For Kangoo 2: 3FB3 between components 1337 and 746.
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace the wiring.
Check the timing setting.
DCM1.2_V48_DF195/DCM1.2_V4C_DF195/DCM1.2_V50_DF195/DCM1.2_V54_DF195/DCM1.2_V58_DF195/DCM1.2_V5C_DF195