Post on 05-Jul-2018
8/16/2019 imagini CASA2
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8/16/2019 imagini CASA2
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E
-360"
Ordine aprindere
cit.1
3
4
2
1
J
4.
a
1
a
4
2
0"
Cyl.
1 PN4l
728
1080'' Arbore
cotit
-
LI
n
J
f-.l
Deschidere
|
"
lsuo
admisie
r:---1
I llnjectre
f
s.ant*i.
m{
ft'';l
Evolu{ia
sistemelor
de
injec{ie
de benzin[
qi
de
aprindere
produse
de Bosch
Sisteme
de
injec{ie
de benzini:
D-Jetronic
K-Jetronic
L-Jetronic
LH-Jetronic
KE-Jetronic
Mono-Jetronic
Sisteme
de aprindere:
Clasic
E
I
e ctroni
c tr anzislonzat
Electronic
cu
integrate
Sisteme
combinate
injec{ie
de
benzini
- aprindere
M-Motronic
KE-Motronic
Mono-Motronic
1967-t979
t973-1995
r973-1986
1981-1998
t982-1996
t987-1997
t934-1986
1965-1993
1
983-
I 998
Din
1979
t987-1996
Din 1989
n4
ll
Ir
It
LI
l:t
lt
LI
+
NA
tlt
r---1
lt
n
8/16/2019 imagini CASA2
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',
u-.---
J
tr'---f
Sistemul
K-Jetronic
(variantd
cu sistem de control
in bucld
inchisi a
dozajului
-
sistem
cu
sondd l)
unde:
1-rezervorcombustibil;
2
-pomp[decombustibilelecfricd;3
-accumulatorcombustibil;
4
-
hltru de combustibil;
5
-
regulator
pentru
perioada de incilzire;
6
-
injector;
7
- galerie admisie;
8
-
injector
pornire
la
rece, 9
-
distribuitor
de combustibil;
10
-
senzor
de
debit aer;
11
-
elecffovalv6;
12
-
senzor
lambda;
13
-
termocontact;
14
-
distribuitor aprindere;
I 5
-
supapd
aer
suplimentar;
16
-
senzor
clapeti accelerafie;
l7
-
ECU;
18
-
comututator
pornire,
l9
-
baterie
acumulator.
unde:
f
-injector;2-canlizalieaer;3
-
galerieadmisie;4
-clapetdacceleralie;
foto:
jet
pulverizat de
injector
fbri
aer suplimentar
(stdnga)
9i
cu aer
suplimentar
(dreapta).
8/16/2019 imagini CASA2
4/15
r'-
"------
-
-
t
11i
f.i
ll
t';
]
--J
*:;*
it
ii
.t,
c
,i
ll-
rdsP,,
I t_--i
I
it:
;il
..
r"-;-
"
r,*l
Sistemul KE-Jetronic
unde: 1-rezervorcombustibil;
2
-pompddecombustibilelectricE; 3
-
accumulatorcombustibil;4-
filtrudecombustibil;
5-regulatorpresiuneprimard; 6-injector;
7-galerieadmisie;8-injector
pornire
la rece;
9
-
distribuitor
de
combustibil;
10
-
senzor de debit
aer; l
l
-
element electro-
hidraulic conlrol
presiune;
l2
-
senzor
lambda; 13
-
termocontact;
14
-
senzor temperaturA
motor;
1
5
-
distribuitor aprindere; 16
-
supapd
aer suplimentar;
17
-
senzor clapet[
accelera{ie;
18
-
ECU; 19
-
comututator
pomire; 20
-
baterie acumulator.
i
I
1r.,..6
f:
t
ti
ail
.
I r....-
tj:ir::
Sistemul
L-Jetronic
unde:
I
-rezervorcombustibil;
2
-pompdde
combustibil
elecrricd; 3
-
filtrucombustibil;
4-ECU;
5
-
injector; 6
-
rampd centralh
combustibil
qi
regulator
presiune;
7
- galerie
admisie;
8
-injector
pornire
la
rece; 9
-
senzor clapetd acceleralie;
10
- senzor
de
debit
volumic
de
aer;
1 1
-
senzor
lambda; 12
-
termocontact; 13
-
senzor temperatura
motor;
14
-
distribuitor
aprindere;
15
-
supapd aer suplimentar;
76
-
baterie
acumulator; 17
-
comutator
pornire.
1
1';
;:13i:r;:;;:J:;i;:
8/16/2019 imagini CASA2
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I
,*14l /**-'i-i\.Li:%"{l 3
:i:
\:
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ii'
ii
1..
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)
Sistemul
L3-Jetronic
unde:
1-rezervorcombustibil;
2
-pompddecombustibilelectricE;
3
-filtrucombustibil;
4
-
injector;
5- ramp6
centrald
combustibil;
6
-
regulator
presiune; 7
-
galerie admisie;
8
-
senzor
ciapetd
acceleialie;9-senzordedebitvolumicdeaer;
10-ECU;11-senzorlambda;
12-senzor
temperaturA
motor;
l3
-distribuitor aprindere;
14
-
supapd
aer
suplimentar;
l5
-
baterie
acumulator;
16
-
comutator
pornire.
12
..;
;r,i.
13
2
8/16/2019 imagini CASA2
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./1
:::::ti::::1
:j:::I
I ::t
I: i,it11l:ilii:;t i
I
ililrliiilrii;l
i
Sistemul
Mono-Jetronic
unde: 1-rezervorcombustibil;
2-pompdde combustibilelectricd;3
-filtrucombustibil;
4
-
regulator
presiune
combustibil; 5 - injector;
6
-
senzor temperaturA
aer;7
-ECU;8
-
Element
aclionare
(actuator)
clapetd
accelerafie; 9
-
senzor
clapetd acceleralie;
10 - electrovalvd
sistem
filhare
carbon
activ; I 1
-
hltru carbon activ;
12
-
senzor
lambda;
13
-
senzor temperaturI
motor; 14
-
distribuitor aprindere; 15
-
baterie
acumulator; 16
- comutator
pornire;
17
-
bloc relee; 18
-
mufb de diagnosticare;
19
-
ansamblu corp
injecfie.
Alimentare cu
combustibil
Achi:itie si
procesare
date
Electroval €
purjare
ln
islem
Schimb
Pompa
comb.
{electrica)
8/16/2019 imagini CASA2
7/15
12
it
ti
i
i
l
"--
*{
'
l,ii
:1
j
'"'.ll
tr,
t-
'l'
i
..''
'r<
,i'
F'-;l
unde: 1
-
rezervor
combustibil;
2
-
pompd
de
combustibil electrici; 3
-
filtru
combustibil;
4 - regulator
presiune
combustibil;
5
-
injector; 6
-
clapetd
accelerafie
6
I
-
pompa eiectricd;
2
- fuitun
de
cauciuc;
3
-
guler
fixare
(cauciuc);
4
-
carcasdplastic;5
- vas colectare
gi
fixare; 6
-
sorb
cu
filtru.
4
3
2
1
unde:
1
-
qtu
intrare;
2
-
rotorul
ppompei; 3
-
element
pompare
cu
canale-laterale;
4-elementpompareperiferic;
5-carcasdpomp6;
6-rotorulmotoruluielectric;
7-supaplde
re{inere; 8
-
9tu
iegire.
I
-
capac
fltru;2
- inel
de etangare;
3
-
carcasd
filtru;
4 - tampon;
5
-
supofi; 6
-
element
filtrant din
hdrtie; 7
-
tub
din
hArtie.
I
-
orificii
ventilare;
2
-
membrand;
3'
suport
supap6;
4
-
arc;5 -
camerd
superioarf,;
6
-
camerdinferioard;
7
-
taler
supap6.
1
f.'--
t
I
l"l
unde:
8/16/2019 imagini CASA2
8/15
0J()
(6s
o'*
$
=i^
tr
O
1
-
conectori electrici;
2
-
canalizatlie
retur;
3
-
canalizalie
tur;
4 -
bobin[ electricd;
5
-
element aclionat
de bobind;
6
-
ac
injector;
7
-
vdrf ac injector.
1
2
3
4
msS
Durala
injectiei
ri
unde: 1
-
interval
de intdrziere
(depinde in
principal de
tensiunea
de alimentare);
2
-
zona
de neliniaritate;
'
3
- zona de
liniaritate;
*
caracteristic
a
prezentatd corespunde
unui regim
de
mers
incet in
gol
(900
rot/min).
fnr.r"-l
unde:
I
- conductd ventilare
rezervor; 2
-
element
filtru
carbon activ;
3
-
aer
ambiant;4
-
electrovalvd;
5
-
conductb
de legdturb
galerie
admisie;
6
-
clapetd
de acceleralie.
.i\r
1)1r
I
8/16/2019 imagini CASA2
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E
Grad
de umplere
cu
aer
relativ
NNo.,50m-
o o in6o o o :-:
.1.)
o
o
J--
OO
o
3
o
-"o
O
o
_(n
o
o
o
8/16/2019 imagini CASA2
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lnput
stages
Microprocessor
Sehematic of the Mono-Jetronic ECU
ldle
switch
TransmissionJever
setting
iN,
D)
Air-conditioner
0NiOFF
Air-conditioner
compressor
Diaonosis
triooerino
"I
l
Track 1
Throltle-valve
'
..
potentiometer Trackz
L
oxygen
sensor
-------..
Engino-temporature
sensor
Intake-air
lernperaturo
sensor
Bat'tery
voltage
Data
encoding
Engine-speed
signal
{lron
ignition)
Computersection
Driver
'[H
"]-r--'l
L./ I
tt
actuator
i
Fault
lampl
diagnosis
triggering
or
ouiput
Fuel
iniector
....
-->
Canisterpurge
valve
'.........
->
Pump
relay
Temperatura aer
{
I
{_
.g
(,
{,
,;
6
o
Senso(-
voltaoe
charj.cteristic
Larilbda
ccrrreclion
tactor
Richer
Neutral
valve
Leaner
Adaption
variable
o20
Air-luel
mixlure
ir"r"l-
--
il
-
f*11
8/16/2019 imagini CASA2
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1.0
.;
E
o
o
()
O
(
IL
o
(,,
q)
:g
(d
(u
J
0
ms
''50
0.6
4.2
0
-30 0
50
100
Temperatura
motor
0
200
6d0
1000
min*l
Turatie antrenare
motor
o
o
E
o
(s
L
F
o
o
o
L
o
()
o
10
o
o
(
l
.1.0
0.6
0.2
0
()
E
z.o
o
q)
-o
L
3
r.o
TL
50
100
Temperatula
rnotor
50
100
Temperatura motor
8/16/2019 imagini CASA2
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FI
F]
El
Factor de
mrectie
suprimenrar
I
O
|
:-=
unghiurara crapera
Factor
de corectie
suplimentar
:*
:J
f_l
:
lir:giii*
li
-':S'
.]h
---*
-'*--
-- --"--
l\
+ hi
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\*r
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i\2.,
,\..
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,
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l?j
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L
c
=
-
9""
0
E
o
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@
o
o
c)
J
o
:
o
s
c
g
I
o
":i
r:
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i)
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r'i
:l
:l
I
:, ',i
+:.rai fr lilF:i$
1:.-r
.*.h
*t *ii
N
O
-o
Factor de
corectie dinamic
a)
xtsi?si*11
dlifi*i{*
I
N
o
O
=
N
D
c
o
To
F
ts
Y
ql-
O/
o/
J/,
tit
I
ti,
/n
a\
\,
*z.F
\-^\.
\*z\
9\
+
s
--
J.,:
#;'
ili
..,_..........-.
i.-.......-,
8/16/2019 imagini CASA2
13/15
3.1.5
Sistemul
Mono-Motronic
Schematic diagram of
the Mono'Motronic
1 lnieclor,
2
Air-tentperatufe
sensor,
3
Fuel-pressure
regulator, 4
lgnition
coil,
5 Canister-purEe_valve,
6
Ihrottle acluator,
T Carbon
canister.
B
Pressure actuator,
gThrottle-valve
potentiometer,
10 ECU'
11 Fuel filter, 12
EGR
valve,
13 Knock
ser"]$or.
14 Engine-speeci
sensor,
15 Engine-temperat{ire
sensor,
16
Lambda
$en$or,
17
Electric
luel
purnp.
123
c::ii
3.1.6
Sistemul
M-Motoronic
Figure 1:
System
il;;r;;
of
Motranic M5 with
integrated
diagnostics
(oBD)
1
Carbon canister
2
Shutoff valve
3
Canister-purge
valve
4
Fuel-pressure regulator
5
lnjectar
6
Pressure
actuator
7
lgnitian
coil
B Phase sensor
9
Secondary-air
pump
16
EGR valve
17 Fuel
f
lter
18 Knoek sensor
25 Electric
fuel
pump
10
Secondary-airvatve
19 Engine'speed
sensor
1I
Air-mass meter
20
Engine-temperature
sensor
12
Contralunit(ECU)
21
Lambdaoxygensensor
13
Throttte-valve
sensor
22
Diagnosis interface
14
ldle actuator
23
Diagnosis
lam?
15 Air-temperature sensor
24 Pressure differential
sensor
8/16/2019 imagini CASA2
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Acluator
for electronic
boost-pressure
conttol
1 Pulse
valve.
l)2
Boost
pressure,
/)o
Pressure
in
diaphragnl
unit,
TVM
Triggering
sigrral
from
ECU
to
Pulse
valve,
h
Flow
volume through
lurbine.
ltvc
Flowvolumothroughwaste
gate
3.1.7 Sistemul
ME-Motoronic
ME-Motronic
engine
management ME7
(Examplei
'1
Activated-charcoal0anister,
2 Check
valve.
3 Canister-purge
valve.
4
lntake-manifold
pressure
sensor.
5
Fuel
rail/'lniector,
6
lrjniiion
coil/'Spark
plug.
7 Plrase sensor.
I
Electric
secondary-a;r
injeclion
pump
9 Secondary-air
injeclion viilve.
'10
Air-mass
meter,
11 Throltle-valve assembly
(ETC),
12
EGF
valve.
1
3
Knock
sensor,
14 RPM sensor,
1
5
Temperature
sensor.
16
Lambda
oxygen sensor,
17
Eiectronic
control unil
(ECU),
't
I
Diagnosis
inledace.
19 Diagnosis
lamp.
20 Vehicle immobilizer.
21
Tank
pressure
sensor,
22 ln-tank
pump
assefibly.
23 Acceleralotrpedal
module.
?4
Bal1ery.
ETC system
Knock control
thfough
combination
ol semiconductor
ignilion and
boost-pressure
control
1 lntake air, 2
Turbocharger,
3
Turbine,
4
Exhaust, 5
Wastegate,
6 Ktlock
sensor,
7
Timinq
valve,
I
ECIJ, I lgnition
coil
with
atlached
ignition
final
stage
Signals:
a throltle-valve
posilion.
b lntake-manilold
pressure.
c
Knock signals,
d
lgnition
pulses'
e
Engine temperatur€,
{ Tirning-valve
positlon,
g
lgnition
point'
$,
tsil
'r:t'f
"
1,..tr
&"-
18
i
., ,,-)
i
i
CAN
oi I :
.:=-i-- L
i
T=Fi-i
_ tt I
,
i, L ri6:rl)i. I,
rl
' :t--f
P
E':,
I
|".1ri.r:,
I
l':.
*l
.r4sc[;'',-i
l
',,,L
--J
'idr-'--:-;,r
-'----
:=:
8/16/2019 imagini CASA2
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3.1.8
Sistemul
MED-Motoronic (injectie
directa)
Ftg.
3:
MED 7
Motronlc
system
fot
gaaotine
dircct inlection
I Air-ma'9
sensot,2
Electrically
contralled
throttle-valve
device,
S
lntake-manifold
prclsurc
sensar,
4
High-pressurc
6
Fuel rail, 7 lgnition
coil,
I
Lambda
oxygen sensor,
9 Catalylb
convefter,
10 Lambda oxygen
sensor,
11
Presuryty
13
Fuel-pressure
senso..
14 EGR valve,
15 ECu.
T-1 4 6 7
5
P
ressura-conlrol valve,
1
2
High-pressue injectot,