Renault Megane, Scenic

Since 1996 of release

Repair and car operation

Power supply systems, release

Specifications

PETROL MODELS

System type

The characteristic	Value
Models 1.4 of l (engine E7J)	The central injection Siemens—Fenix 3 with the case of throttle Bosch АА
Models 1.6 of l (engine K7M)	Semiconsecutive distributed injection Siemens—Fenix 5 c the case of throttle Pierburg
L models 2.0 (engines F3R and F7R)	Consecutive distributed injection Siemens—Fenix 5 with the case of throttle Solex or Mgneti Marelli

Data of fuel system

The characteristic	Value
Adjustable constant pressure топливоподкачивающего the pump:
Models 1.4 of l (engine E7J)	1.06 bar
All other models:
With the attached vacuum hose of a regulator of pressure of fuel	2.5 ± 0.2 bar
With the disconnected vacuum hose of a regulator of pressure of fuel	3.0 ± 0.2 bar
Resistance of the gauge of temperature of air:
At 0°С    At 20°С    At 40°С	7470 — 11970 Ohm 3060 — 4045 Ohm 1315 — 1600 Ohm
Resistance of the gauge of temperature of a cooling liquid:
At 20°С    At 40°С    At 80°С    At 90°С	3060 — 4045 Ohm 1315 — 1600 Ohm 300 — 370 Ohm 210—270 Ohm
Resistance of injectors:
The central injection	2.0 Ohm
The distributed injection	14.5 ± 1.0 Ohm
Idling turns	Address to the Head Maintenance service
The maintenance WITH in an idling mode	Address to the Head Maintenance service

Recommended fuel

Neetilirovannyj gasoline PETROL 95.

The moments of an inhaling of Nanometer

The characteristic	Value
Blocking ring топливоподкачивающего the pump/gauge of a stock of fuel	35
Fixing nuts of a fuel highway:
Engines K7M and F3R    Engine F7R	8 10
Bolts of the case of a throttle — engines K7M and F3R	20
Bolts of the case of a throttle — engine F7R	10
Bolts of the gauge of position of a cam-shaft — engine F7R	10
Nuts/bolts of fastening of the inlet pipeline	25
Fixing nuts of a final collector:
Engines E7J, К7М and F3R    Engine F7R	20 25
Hairpins of a final collector — engine F7R	7

DIESEL MODELS

The basic characteristics

The characteristic	Value
Operating procedure of cylinders	1—3—4—2 (№1 from a flywheel)
The maximum turns of the engine:
Engine F8Q 620 without турбокомпрессора	5200 ± 100 rpm
Engine F8Q with turbocharger	5000 ± 100 rpm
Engine F9Q with turbocharger	4800 ± 100 about/min*
*На engines F9Q maximum engine turns it is supervised by the electronic module of system of injection and it is not regulated

Idling turns

The characteristic	Value
Engines F8Q Engines F9Q	825 ± 25 rpm 850 ± 25 about/min*
*На engines F9Q idling turns it is supervised by the electronic module of system of injection and it is not regulated

Turns of fast idling

The characteristic	Value
Engine F8Q 620 without турбокомпрессора	925 ± 25 rpm
Engine F8Q with turbocharger and F9Q	It is not regulated (factory installation) *
*На engines F8Q c a turbo-supercharging and F9Q turns of fast idling are supervised by the electronic module of system of injection and not regulated

Delay turns

The characteristic	Value
Engine F8Q 620 without турбокомпрессора (with a lining of 4 mm)	1150 ± 25 rpm
Engines F8Q with turbocharger (with a lining of 4 mm)	1250 ± 25 rpm
On engines F9Q delay turns are supervised by the electronic module of system of injection and not regulated

Дымность

The characteristic	Value	Maximum
Engine F8Q 620	1.24 м—1 (40 %)	2 м—1 (55 %)
Engine F8Q with turbocharger	1.4 м—1 (44 %) or 1.8/m (52 %)	3 м—1 (71 %)
Engine F9Q	1.24 м—1 (40 %)	2.5 м—1 (64 %)
The resulted values only rough — the exact information see a label attached in an impellent compartment.

The fuel pump (Bosch)

The characteristic	Value
Engine F8Q 620 VE 4/8F 2300R 598, VE 4/8F 2300R 598—1 *, VE 4/8F 2300R 598—2 **, VE 4/8F 2300R 598—3 ***, VE 4/8F 2300R 598—4
*С the conditioner of air and a vacuum drive of fast idling
*С the conditioner of air and a vacuum drive of fast idling
*** With air conditioner, a vacuum drive of fast idling and the coded valve отсечки fuel
Engines F9Q 730 Engines F9Q	VE 4/11 E2000R 672 734 VE 4/11 E2000R V1763
Rotation direction	Clockwise, if to take a detached view a pulley
The static moment of injection:
Engine position	The cylinder №1 in ВМТ (address to Section Removal and installation of components of system of the distributed injection)
Pump position:
Models with engine F8Q 620	0.82 ± 0.04 mm
Models with engine F9Q	0.45 ± 0.02 mm
The dynamic moment of injection	There is no information

The fuel pump (Lucas)

The characteristic	Value
Engines F8Q 784 and 786 DPCN	R8448B020A Or R8448B021A*
Engines F8Q 788 DPCN	R8448B130A **
*С the coded valve отсечки fuel
** There is no information for this type of the engine. Consult to representative Renault.
Rotation direction	Clockwise, if to take a detached view a pulley

The static moment of injection

The characteristic	Value
Engine position	The cylinder №1 in ВМТ (address to Section Removal and installation of components of system of the distributed injection)
Pump position	Value is specified on the pump (address to Section Removal and installation of components of system of the distributed injection)
The dynamic moment of injection	There is no information

Atomizers

The characteristic	Value
Type	The needle
Pressure of injection:
Engines F8Q	130 + 8 bar — 5 bar (it is maximum maximum deviations 8 bar)
Engines F9Q	200 bar + 12 bar — 0 bar (1st level) *
*На engines F9Q it is not regulated (factory installation)

turbocharger

The characteristic	Value
Type	Garett T2
Pressure of pressurisation (a maximum load	2500 — 3000 rpm 900 мБар + 50 — 100 мБар

The moments of an inhaling of Nanometer

The characteristic	Value
The coded valve отсечки fuel — pump Lucas	20
Bolt of the valve of start from a cold condition (model with engine F9Q)	10
Nuts of connection of a tube of cooling with turbocharger	20 — 30
Fastening nuts турбокомпрессора to a forward part of final system:
Models with engine F8Q    Models with engine F9Q	45 26
Thermodrive of fast idling to a head of the block of cylinders	35
Blocking ring of the gauge of a stock of fuel	35
Fuel atomizers to a head of the block of cylinders (model with engine F8Q)	70
Tightening bolts of a fuel atomizer to a head of the block of cylinders (model with engine F9Q)	27
Connecting nuts and bolts топливопроводов	25
Bolt of connection of type “банджо” submitting and returnable fuel hoses — pump Bosch	25
Bolts of a cover of the fuel pump (engines F9Q)	7
Bolt of a hydraulic head of the fuel pump (Engines F9Q)	12
Nuts and bolts of the left support of the fuel pump:
Pump Bosch, engine F8Q 620	25
Pump Lucas, other engines F8Q	20
Pump Bosch, engines F9Q	There is no data
Bolts of the right support of the fuel pump:
Integral pulley — pump Bosch, engines F8Q 620	25
Pump Lucas, other engines F8Q	30
Pump Bosch, engines F9Q	22
Fixing nut of a pulley of the fuel pump:
Integral pulley — pump Bosch, engines F8Q 620	65
Pulley “МАА” — a usual nut with a separate washer	65
Pulley “МАА” — a nut from nonferrous metal with a washer	45 ± 5
The central bolt of a pulley of the fuel pump (the left carving) with micrometric adjustment:
Stage 1    Stage 2	20 90
Заглушка apertures of adjustment of the moment of injection:
Pump Bosch, engine F8Q 620	25
Pump Lucas, other engines F8Q	6
Pump Bosch, engines F9Q	There is no data
Fixing nuts of an inlet/final collector:
Models with engine F8Q    Models with engine F9Q	25 28
Racks of an inlet/final collector — engines F9Q	8
Connection nut маслоподающей tubes with turbocharger:
Models with engine F8Q    Models with engine F9Q	15 — 25 20
Connection nut маслоотводящей tubes with turbocharger:
Models with engine F8Q    Models with engine F9Q	40 9
The valve отсечки fuel — pump Bosch	20
Fastening nuts турбокомпрессора to a final collector:
Models with engine F8Q    Models with engine F9Q	45 26
Counternut of draught of a drive перепускной заслонки	6—8
Bolts of fastening of an arm перепускной заслонки to турбокомпрессору*	15
*Покройте a carving of bolts blocking structure

SYSTEMS OF DECREASE IN TOXICITY OF THE FULFILLED GASES

The basic characteristics

The characteristic	Value
Resistance of the electromagnetic valve recycling the fulfilled gases:
Petrol engines K7M 703 and F7R	710 30 ± 3 Ohm
Diesel engine F8Q	10 ± 5 Ohm
Diesel engine F9Q	5.5 ± 0.5 Ohm
Resistance of the electromagnetic valve of catching of steams of fuel:
The central injection    The distributed injection	34.5 Ohm 35 ± 5 Ohm
Pressure of the Ljambda-gauge at 850°С (petrol engines):
Rich mix    Poor mix	It is more 625 мВ 0—80 мВ

The moments of an inhaling of Nanometer

The characteristic	Value
The ljambda-gauge — petrol engines	45
Bolt of the electromagnetic valve recycling the fulfilled gases:
Engines K7M and F7R    Engines K9Q	10 21
Steel pipe of the electromagnetic valve recycling the fulfilled gases:
Engine K7M    Engine K9Q	10 21