1995 RENAULT MEGANE SCENIC fuel pump

Engine and peripherals
"The repair methods given by the manufacturer in this document are based on the
technical specifications current when it was prepared.
The methods may be modified as a result of changes introduced by the
manufacturer in the production of the various component units and accessories
from which his vehicles are constructed."All copyrights reserved by the Regie Nationale des Usines Renault.
Copying or translating, in part or in full, of this document or use of the service part
reference numbering system is forbidden without the prior written authority of the
Regie Nationale des Usines Renault.
CRégie Nationale des Usines Renault S.A.1995
ENGINE AND PERIPHERALS
TOP AND FRONT OF ENGINE
FUEL MIXTURE
FUEL SUPPLY - PUMPS
ANTIPOLLUTION
STARTING CHARGING
IGNITION - INJECTION
COOLING - EXHAUST - FUEL TANK
77 11 176 211SEPTEMBER 1995Edition Anglaise
BA0A - BA0E - BA0F - BA0G - BA0L - BA0U
cont INJECTION (Fault finding)

Contents
Consumables
Identification
Oil consumption
Oil pressure
Engine - Gearbox
Engine and transmission assembly
Sump10-1
10-1
10-2
10-3
10-4
10-19
10-43
TOP AND FRONT OF ENGINE
Timing belt
Cylinder head gasketPage Page
11
Engine and
peripherals
11-1
11-12 ENGINE AND PERIPHERALS
10FUEL SUPPLY - PUMPS -
PREHEATING
Fuel supply
Fuel cut-out on impact
Fuel gallery
Injectors
Fuel filter
Pump flow
Supply pressure
Diesel equipment
Specifications
Description of the pump
Tightening torques (in daN.m)
Special notes
Idle speed settings
Microswitches
Pump
Pump - timing
Coded solenoid valve
Operating diagram
Pre-post-heating unit
Injector holder - heater plug
Fuel filter
Coolant temperature sensor
Inlet - exhaust manifolds
Pump
Brake assistance vacuum pump
Mechanical power assisted steering
pump13-1
13-3
13-8
13-9
13-10
13-11
13-15
13-16
13-17
13-18
13-20
13-22
13-23
13-27
13-28
13-29
13-30
13-36
13-37
13-39
13-40
13-41
13-4213
FUEL MIXTURE
Specifications
Throttle body
Inlet manifold
Exhaust manifold
Manifolds12-1
12-7
12-15
12-18
12-2012

Page
COOLING
Specifications
Filling - bleeding
Checking
Radiator
Diagram
Exhaust
General
Catalytic converter
Exhaust pipe assembly
Fuel tank
Fuel tank
Filler neck
Gauge
Pump and sender unit
Engine suspension
Suspended engine mountings
Engine mounting pads19-1
19-2
19-3
19-4
19-6
19-12
19-15
19-16
19-19
19-23
19-25
19-26
19-29
19-32 COOLING - EXHAUST- FUEL TANK -
ENGINE SUSPENSION
1916-1
16-9 STARTING - CHARGING
Alternator
Starter motor
16
IGNITION - INJECTION
IGNITION
Power module
Static ignition
Spark plugs
Injection
General
Location of components
Special notes on semi-sequential
injection
Special notes on sequential injection
Injection fault warning light
Engine immobiliser function
Computer configuration as a
function of the gearbox type
17
14-1
14-9
14-13
14-19
14-21
14-22 ANTIPOLLUTION
Fuel vapour recirculation
Oil vapour rebreathing
Exhaust gas recirculation (EGR)
Catalytic converter
Catalytic converter - oxygen sensor
Test for the presence of lead
14
17-28
17-29
17-32
17-33
17-34
17-36
17-39 IGNITION - INJECTION
(continued)
Injection strategy / automatic
transmission
Injection strategy / air conditioning
Idle speed correction
Idle speed adaptive correction
Richness regulation
Adaptive richness correction
Operating wiring diagram
17
Page
17-1
17-2
17-5
17-6
17-12
17-17
17-19
17-24
17-25
17-26
Contents

ENGINE AND PERIPHERALS
Engine - Gearbox
10
F (E) engine
- the relay plate and the engine connection unit
connector,
98756R
- the earth strap,
- the suspended engine mounting cover cap.
Disconnect:
- the injection computer and unclip it from the
computer mounting,
- the injection feed wire located in the scuttle
panel,
- the starter motor feed.
98754R
Remove the fuel supply and return pipes.
Remove the absolute pressure sensor.
Disconnect:
- the air conditioning and power assisted
steering pressostats,
- the compressor and fan unit supply,
- the temperature switch sensor and the oxygen
sensor,
- the canister bleed pipe.
Remove:
- the expansion bottle,
- the injection computer mounting,
- the accessories belt (see section 11),
- the power assisted steering pulley.
Remove the three bolts (1) from the power
assisted steering pump and the four bolts (2) from
the air conditioning compressor.
99502-3R
10-12

ENGINE AND PERIPHERALS
Engine - Gearbox
10
F8Q engine
- the air inlet sleeve, the air filter and its
mounting,
- the cooling assembly (see section 19
"Radiator"),
- the alternator belt (see section 16
"Alternator").
Disconnect the compressor feed wire (if fitted).
Remove:
- the compressor mounting bolts (if fitted) and
secure it to the front cross member,
- the power assisted steering pump pulley,
- the oil filter,
- the power assisted steering pump mounting
bolts as well as the power assisted steering
pipe bracket bolt.
Move the pump away and secure it to the sub-
frame.
Disconnect:
- the heating hoses on the thermostat
mounting,
98904R1
- the preheating unit (secure it to the engine),
- the accelerator and clutch cables,
- the altimetric sensor corrector,
- the relay plate and the engine connection unit
electrical connector,
- the fuel supply pipe on the diesel filter using
tool Mot. 1311-06,
98756R
99461R
- the connector on the diesel filter. - the brake servo pipe,
- the pipes and connectors on the fast idle and
EGR solenoid valves,
10-15

ENGINES AND PERIPHERALS
Engine and transmission assembly
10
F8Q engine
Remove:
- the preheating unit (attach it to the engine),
- the fuel return union on the injection pump.
Disconnect:
- the fuel supply pipe on the diesel fuel filter
using tool Mot. 1311-06,
99461R
- the altimetric sensor connector,
- the relay plate and the engine connection unit
electrical connector,
98756R
- the feed wire for the preheating unit in the
scuttle panel and the starter feed.
98754R
- the heater hoses on the thermostat mounting,
98904R1
10-38

ENGINE AND PERIPHERALS
Sump
10
SPECIAL TOOLING REQUIRED
B.Vi. 31-01 Set of punches
Mot. 453-01 Hose clamp pliers
Mot. 1311-06 Tool for removing fuel pipe
T.Av. 476 Ball joint extractor
Wheel bolt 9
Track rod nut 3.5
Shock absorber base bolt 17
Engine tie bar bolt:
- on gearbox 6.5
- on sub-frame 7.5
Right hand engine mounting nut 4.5
Left hand gearbox mounting nut 4.5
Sump bolt 0.7 to 0.9
Oil pump bolt 2.5
Tie bar bolt on gearbox 2.5
Tie bar bolt on engine 5
TIGHTENING TORQUES (in daN.m)
REMOVAL
Put the vehicle on a 2 post lift.
Disconnect the battery.
Remove the expansion bottle and position it
below the level of the upper radiator hose on the
thermostat.
Disconnect the upper radiator hose on the
thermostat and clamp it using tool Mot. 453-01.
98710R
Remove:
- the front wheels,
- the right hand mudguard,
- the catalytic converter (disconnect the oxygen
sensor connector),
- the gearbox control at the gearbox end. K7M engine
steel sump
EQUIPMENT REQUIRED
Engine support tool
(example : DESVIL M300)
10-48

TOP AND FRONT OF ENGINE
Cylinder head gasket
11 F3R ENGINE
99028R
Remove:
- the throttle body,
- the fuel gallery.
Note : ensure that seals (13) do not fall off when
removing the pump, Diagram for drilling tool Mot. 1159 for use with
BA0X (diameter 10.5 mm).
Fit the bracket of tool Mot. 1159 under the water
pump.
99310R
99215R
Remove the engine support tool DESVIL M300 for
example.- the cylinder head bolts, using a 10 mm, long allen
key,
FACOM ST10L for example.
- the cylinder head.
11-19