2014 RENAULT SCENIC fuel pump

PETROL INJECTION
Fault finding – System operation17B
17B - 7V12 MR-372-J84-17B000$090.mif
SAGEM 3000
Program No.: A7
Vdiag No.: 44, 48PETROL INJECTION
Fault finding – System operation
1. SYSTEM OPERATION
Composition
The injection system consists of the:
– accelerator potentiometer,
– accelerator pedal switch,
– TDC sensor,
– atmospheric pressure sensor,
– air temperature sensor,
– coolant temperature sensor,
– freon pressure sensor,
– upstream oxygen sensor,
– downstream oxygen sensor,
– cruise control switch,
– steering column switch,
– cruise control on/off switch,
– brake lights switch,
– fuel vapour absorber,
– injection computer,
– motorised throttle valve,
– four injectors,
– four pencil coils,
– + turbocharging pressure sensor,
– coolant pump
– turbocharging solenoid valve.
Computer
SAGEM S3000 flash EEPROM 128-track computer controlling the injection and the ignition.
Multipoint injection in sequential mode.
Connections to the other computers:
– Protection and Switching Unit (UPC)
– Passenger Compartment Control Unit (UCH),
– Automatic Transmission Electronic Control Unit (AUTO ECU).
JSAA741.0
MR-372-J84-17B000$090.mif

PETROL INJECTION
Fault finding – Allocation of computer tracks17B
17B - 14V12 MR-372-J84-17B000$135.mif
SAGEM 3000
Program No.: A7
Vdiag No.: 44, 48
Connector (C), 48 tracks:
Track Description
A1
A2
A3
A4
B1
B2
B3
B4
C1
C2
C3
C4
D1
D2
D3
D4
E1
E2
E3
E4
F1
F2
F3
F4
G1
G2
G3
G4
H1
H2
H3
H4
I1
I2
I3
I4
L1
L2
L3
L4
M1
M2
M3
M4Not used
Downstream oxygen sensor + signal
Not used
Not used
Upstream oxygen sensor + signal
Downstream oxygen sensor - signal
Not used
Not used
Upstream oxygen sensor - signal
Not used
Not used
Not used
Fuel pump control by the UPC
Not used
Not used
Not used
Fuel vapour absorber bleed solenoid valve control
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
- turbocharging solenoid valve
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Electronic earth
Upstream oxygen sensor heating - control
Downstream oxygen sensor heating - control
Not used
Electronic earth
Not used
Ignition coil 2 - 3 - control
Ignition coil 1 - 4 - control
JSAA741.0

PETROL INJECTION
Fault finding – Fault summary table17B
17B - 19V12 MR-372-J84-17B000$270.mif
SAGEM 3000
Program No.: A7
Vdiag No.: 44, 48
*AT: Automatic Transmission
*BVR: Sequential gearboxTool
faultsHexadecimal
DTC codesDescriptionLevel 1 fault
warning lightNo warning
light onOBD warning
light
DF0840685Actuator relay control
circuit1.DEF
DF0850627Fuel pump relay control
circuitCO/ CC.0
CC.1
DF0862600Coolant pump control
circuitCO/ CO.0
CC.1
DF0880325 Pinking sensor circuit 1.DEF
DF0890105Inlet manifold pressure
sensor circuit1.DEF
2.DEF
DF0910500 Vehicle speed signal 1.DEF
DF0920130Upstream oxygen
sensor circuitCO.0
CC.1
1.DEF
DF0930136Downstream oxygen
sensor circuitCO.0/CC.1
DF0950120Throttle potentiometer
circuit gang 1CO.0/CC.1
1.DEF
DF0960220Throttle potentiometer
circuit gang 2CO.1/CC.0
DF099C101TA* or BVR*
connection via the
multiplex network1.DEF
DF100C155Instrument panel
multiplex connection1.DEF
DF101C122Multiplex ESP
connection1.DEF
DF1050585Cruise control/speed
limiter on/off circuit1.DEF
DF1060575Cruise Control/Speed
Limiter function selector
on steering wheel1.DEF
DF108C115LPG/CNG computer
multiplex connection1.DEF
JSAA741.0

PETROL INJECTION
Fault finding – Interpretation of faults17B
17B-46V12 MR-372-J84-17B000$315.mif
SAGEM 3000
Program No.: A7
Vdiag No.: 44, 48
DF072
PRESENT
OR
STOREDIGNITION COIL CIRCUIT, CYLINDER 1
CO.0 : open circuit or short circuit to earth
CC.1 : short circuit to + 12 V
NOTESPriority for dealing with a combination of faults:
Deal with faults DF046 Battery voltage, DF084 Actuator relay control circuit or
DF085 Fuel pump relay control circuit first if they are present or stored.
If the DF075 Cylinder 4 ignition coil circuit fault is also present or stored, deal with
it first.
Conditions for applying the fault finding procedure to stored faults:
The fault is declared present after the starter has been in operation for 10 seconds or
after the engine has been running for 10 seconds.
Special note:
–OBD warning light illuminated.
Disconnect the cylinder 1 pencil coil connector.
Check the cleanliness and condition of the pencil coil and its connections.
Check that the correct fuel is being used.
Measure the primary and secondary resistance of the cylinder 1 pencil coil.
Replace the cylinder 1 pencil coil if the resistances are not:
– for K4 engines:
primary resistance: 540 m ± 27 m
secondary resistance: 10.7 k ± 1.6 k
– for F4 engines:
primary resistance: 520 m ± 50 m
secondary resistance: 6.7 k ± 0.7 k
Disconnect the battery and the injection computer.
Check the cleanliness and condition of the connections.
Using the universal bornier, check for insulation and continuity on the following connections:
Computer, connector C, track M4 Track 2 of coil 1
Coil 4 track 2 Track 1 of coil 1
Repair if necessary.
If the fault is still present, replace the defective pencil coil.
If the fault is still present, deal with the other faults then proceed to the conformity check.
AFTER REPAIRFollow the instructions to confirm repair.
Deal with any other faults.
Clear the fault memory.
JSAA741.0

PETROL INJECTION
Fault finding – Interpretation of faults17B
17B-47V12 MR-372-J84-17B000$315.mif
SAGEM 3000
Program No.: A7
Vdiag No.: 44, 48
DF073
PRESENT
OR
STOREDIGNITION COIL CIRCUIT, CYLINDER 2
CO.0 : open circuit or short circuit to earth
CC.1 : short circuit to + 12 V
NOTESPriority for dealing with a combination of faults:
Deal with faults DF046 Battery voltage, DF084 Actuator relay control circuit or
DF085 Fuel pump relay control circuit first if they are present or stored.
If the fault DF074 Cylinder ignition coil circuit 3 is also present or stored, deal with
it first.
Conditions for applying the fault finding procedure to stored faults:
The fault is declared present after the starter has been in operation for 10 seconds or
after the engine has been running for 10 seconds.
Special note:
–OBD warning light illuminated.
Disconnect the cylinder 2 pencil coil connector.
Check the cleanliness and condition of the pencil coil and its connections. Check that the correct fuel is being
used.
Measure the primary and secondary resistance of the cylinder 2 pencil coil.
Replace the cylinder 2 pencil coil if the resistances are not:
– for K4 engines:
primary resistance: 540 m ± 27 m
secondary resistance: 10.7 k ± 1.6 k
– for F4 engines:
primary resistance: 520 m ± 50 m
secondary resistance: 6.7 k ± 0.7 k
Disconnect the battery and the injection computer.
Check the cleanliness and condition of the connections.
Using the universal bornier, check for insulation and continuity on the following connections:
Computer, connector C, track M3 Track 2 of coil 2
Coil 3 track 2 Track 1 of coil 2
Repair if necessary.
If the fault is still present, replace the defective pencil coil.
If the fault is still present, deal with the other faults then proceed to the conformity check.
AFTER REPAIRFollow the instructions to confirm repair.
Deal with any other faults.
Clear the fault memory.
JSAA741.0

PETROL INJECTION
Fault finding – Interpretation of faults17B
17B-48V12 MR-372-J84-17B000$315.mif
SAGEM 3000
Program No.: A7
Vdiag No.: 44, 48
DF074
PRESENT
OR
STOREDIGNITION COIL CIRCUIT, CYLINDER 3
CO.0 : open circuit or short circuit to earth
CC.1 : short circuit to + 12 V
NOTESPriority for dealing with a combination of faults:
Deal with faults DF046 Battery voltage, DF084 Actuator relay control circuit or
DF085 Fuel pump relay control circuit first if they are present or stored.
Conditions for applying the fault finding procedure to stored faults:
The fault is declared present after the starter has been in operation for 10 seconds or
after the engine has been running for 10 seconds.
Special note:
–OBD warning light illuminated.
Disconnect the connector from the cylinder 3 pencil coil.
Check the cleanliness and condition of the pencil coil and its connections. Check that the correct fuel is being
used.
Measure the primary and secondary resistance of the cylinder 3 pencil coil.
Replace the cylinder 3 pencil coil if the resistances are not:
– for K4 engines:
primary resistance: 540 m ± 27 m
secondary resistance: 10.7 k ± 1.6 k
– for F4 engines:
primary resistance: 520 m ± 50 m
secondary resistance: 6.7 k ± 0.7 k
Disconnect the battery and the injection computer.
Check the cleanliness and condition of the connections.
Using the universal bornier, check for insulation and continuity on the following connections:
Computer, connector C, track M3 Track 2 of coil 2
Coil 3 track 2 Track 1 of coil 2
Repair if necessary.
Check for the + 12 V feed on track 1 of the cylinder 3 pencil coil connector with the ignition on.
If +12V is not present:
– disconnect the battery,
– disconnect the connector marked PPM2 in the Protection and Switching Unit,
–check the cleanliness and condition of the connections,
– using the Universal bornier, check for continuity on the following connection:
Protection and Switching Unit connector PPM1 track 8 track 1 of the cylinder 3 pencil coil
Repair if necessary.
Reconnect the Protection and Switching Unit connector and reconnect the battery.
If the + 12 V feed on track 1 is still not present on the cylinder 3 coil connector with the ignition on, there is a fault
with the Protection and Switching Unit. Contact the Techline.
If the fault is still present, replace the defective pencil coil.
If the fault is still present, deal with the other faults then proceed to the conformity check.
AFTER REPAIRFollow the instructions to confirm repair.
Deal with any other faults.
Clear the fault memory.
JSAA741.0

PETROL INJECTION
Fault finding – Interpretation of faults17B
17B-49V12 MR-372-J84-17B000$315.mif
SAGEM 3000
Program No.: A7
Vdiag No.: 44, 48
DF075
PRESENT
OR
STOREDIGNITION COIL CIRCUIT, CYLINDER 4
CO.0 : open circuit or short circuit to earth
CC.1 : short circuit to + 12 V
NOTESPriority for dealing with a combination of faults:
Deal with faults DF046 Battery voltage, DF084 Actuator relay control circuit or
DF085 Fuel pump relay control circuit first if they are present or stored.
Conditions for applying the fault finding procedure to stored faults:
The fault is declared present after the starter has been in operation for 10 seconds or
after the engine has been running for 10 seconds.
Special note:
–OBD warning light illuminated.
Disconnect the rod coil connector on cylinder 4.
Check the cleanliness and condition of the pencil coil and its connections. Check that the correct fuel is being
used.
Measure the primary and secondary resistance of the cylinder 4 pencil coil.
Replace the cylinder 4 pencil coil if the resistances are not:
– for K4 engines:
primary resistance: 540 m ± 27 m
secondary resistance: 10.7 k ± 1.6 k
– for F4 engines:
primary resistance: 520 m ± 50 m
secondary resistance: 6.7 k ± 0.7 k
Disconnect the battery and the injection computer.
Check the cleanliness and condition of the connections.
Using the universal bornier, check for insulation and continuity on the following connections:
Computer, connector C, track M4 track 2 of coil 1
Coil 4 track 2 track 1 of coil 1
Repair if necessary.
Check for the + 12 V feed on track 1 of the cylinder 4 pencil coil connector with the ignition on.
If +12V is not present:
– disconnect the battery,
– disconnect the connector marked PPM2 in the Protection and Switching Unit,
–check the cleanliness and condition of the connections,
– using the Universal bornier, check for continuity on the following connection:
Protection and Switching Unit connector PPM1 track 8 track 1 of the cylinder 4 pencil coil
Repair if necessary.
Reconnect the Protection and Switching Unit connector and reconnect the battery.
If the + 12 V feed on track 1 is still not present on the cylinder 4 injector connector with the ignition on, there is a
fault with the Protection and Switching Unit. Contact the Techline.
If the fault is still present, replace the defective pencil coil.
If the fault is still present, deal with the other faults then proceed to the conformity check.
AFTER REPAIRFollow the instructions to confirm repair.
Deal with any other faults.
Clear the stored faults.
JSAA741.0

PETROL INJECTION
Fault finding – Interpretation of faults17B
17B-58V12 MR-372-J84-17B000$360.mif
SAGEM 3000
Program No.: A7
Vdiag No.: 44, 48
DF085
PRESENT
OR
STOREDFUEL PUMP RELAY CONTROL CIRCUIT
CO : open circuit
CC.0 : short circuit to earth
CC.1 : short circuit to + 12 V
NOTESConditions for applying the fault finding procedure to stored faults:
The fault is declared present when command AC015 Fuel pump relay is run.
Special note:
–OBD warning light illuminated.
Disconnect the battery and the injection computer.
Check the cleanliness and condition of the computer connections.
In the Protection and Switching Unit, disconnect connector PEM and check the cleanliness and condition of
the connections.
Repair if necessary.
Using the Universal bornier, check the insulation and continuity on the following connection:
Computer, connector C, track D1 track 1 of the Protection and Switching Unit, connector PEM
Repair if necessary.
If the fault is still present, there is a fault in the Protection and Switching Unit (the fuel pump relay is in the
Protection and Switching Unit and cannot be dismantled).
Contact the Techline.
AFTER REPAIRDeal with any faults declared by the diagnostic tool.
Clear the computer memory.
Carry out a road test followed by another check with the diagnostic tool.
JSAA741.0