curso de ecus master
TRANSCRIPT
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8/13/2019 Curso de Ecus Master
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RepaRaciones de comput adoRas nissan
S I C AA
ExcEl Encia EnCapaCit aCionAutomotr iz
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Sensor de Angulo de giro del Cigeal
Tipo ptico
PlacaRotor
12 V.
22 / 305V.
ECU.
31 / 405V.
Seal 1
Seal 180
Ref.
Ref.
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Conector del ECU
lado arns
1 7
23 30148
22 31 39101
109
15
4840
108
116
Ubicacin del ECM
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Tapa sellada
Cabeza del rotor
Placa rotor
Circuito
formador de
onda
Sensor
de ngulodel
cigeal
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Sensor de Angulo de giro del Cigeal
Tipo ptico
PlacaRotor
12 V.
22 / 305V.
ECU.
31 / 405V.
Seal 1
Seal 180
Ref.
Ref.
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Teora de operacin de la fuente de poder
Es un transistor PNP funcionando en modalidad activa
cuyo emisor recibe 12v controlados por el relevador
Principal la base es modulada por un circuito integrado que monitorea
Permanentemente los 5v y mantiene estable este voltaje por medio
Del colector de PNP
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DIAGRAMA DE LA FUENTE DE PODER
++
+
C53
XTA 1
43 19
XTA 2
27
R287153R14 6
IC 3
38
47
39
48
Bat 46
R1 2w 0,51
Color azul
C163v
100mf12 1
Q1
C2
10v220mf
C9
Remplazo
Tip 42
C157
103R279
T8
T50
Z30
D26
TANTALIOC165
S I C AA
ww.sicaa.com.mx
JUMPER
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RepaRaciones de comput adoRas nissan
S I C AA
Fuente
C2
Q1
C9
C1JUMPER
R1
Z
C53
Z30
C165
ExcEl Encia EnCapaCit aCion
Aut omotr iz
Vista de componentes de fuente
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S I C AA
Detrs de tablilla
T50
R287
102
T51
C54
TANTALIO
C157
T8
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S I C AA
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I C2
27
26 10
6
1943
44 60
101
110
103
112
107
108
116
R127
R128
R129
R130
IC 6
Z 63 Z 62 Z 61 Z 60
Z 23 Z 22 Z 21 Z 20
Diagrama de Inyeccin
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S IC AA
Matricula
4AC12 pdf
Remplazo de transistor
Tip 102 cortando los
Pines de aplicacinDel IC
Esquema interno
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IC Control
de Inyectores
Diodos dmper
Vista de componetes
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S I C AA
Resistencias
de base
127
128129
130
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Relevador principal
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T22
4
107
108
116
R50
R91
D40
D25
27
43
44
26 10
9
61
60
MAIN RELAY
S I C AA
Circuito interno del relevador principal
680 Smd
3 pts
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S I C AA
D25
Vista de frente
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RepaRaciones de comput adoRas nissanT22
R91
D40
R50
S I C AA
Vista posterior
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4
3
2
1
Ignicin
Accesorios
Bomba de c.
Alarma
Caja de Fusibles y Relevadores
S I C AA
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RepaRaciones de comput adoRas nissan
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Ubicacin de relevadores en pickups
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I C2
1026
116
108
107
104
R 108
5.1 Cermica
R 104
R 105
T 26
RELAYBOMBA
RepaRaciones de comput adoRas nissan
102
332
17
S I C AA
Diagrama interno del relevador de la bomba
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RepaRaciones de comput adoRas nissan
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T24Z15
T26
R105
S I C AA
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IGN.36
3
1
Bobina
ECU
Condensador
Transistor
de Potencia
2.7 K
Sistema de encendido
RepaRaciones de comput adoRas nissa n
S I C AA Lima No 7 Col Bosques de Ixtacala Atizapan de Zaragoza Edo deMxico
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I C2
27
13
6
1 R 205
R 98
T 24
Pulsos altransistor
38
47
R1 Z15 R96
R 97
43
RepaRaciones de comput adoRas nissan
220
0.51
Smd 3 pts
31
12 v
332
332
332
S I C A A
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RepaRaciones de comput adoRas nissan
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S I C AA
Vista de frente
R1
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S I C AA
C 20
R 75
Z12
T24R205 R98 R96
R97
D27
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37
21
29
39
48
5 V
D 27 C 25
I C3
112
5 VOLTIOS
I C8
C1 5 6
C 20R 75
Z 12
RepaRaciones de comput adoRas nissan3pts Reverso tablilla
105 reverso tablilla
Reverso tablilla
Reverso tablilla
S I C AA
5V PARA SENSORES
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S I C AA
IC Salida de 5 Vol
Para sensores
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S I C AA
C27
fan
D52
T21
Sensor de temperatura
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R74
103
R68C7D29T31
R123
102
fan
R107
102
Sensor de temperatura
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I C2
27
43
116
108
107
9
T 31
Control de
tierra para el
relevador del
ventilador
R 123
S I C AA
RepaRaciones de comput adoRas nissanDetrs
De tablilla
Junto al T31
Circuito del Ventilador
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I C2
1026
108
107
109
T 21
116
R 107
C58
+
113
RepaRaciones de comput adoRas nissan
Control de la IAC
D52
102
Electrolitico
63v 100mf
Detrs detablilla Montado en
base disipada
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D52SALIDA DE
LA IAC
109 113 107
Salida de la Iac
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S I C AA
R1
R135
102
R 64
1001
63V100mf
C58
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RepaRaciones de comput adoRas nissan
S I C AA
ExcEl Encia EnCapaCit aCion
Aut omotr iz
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Aplicacin Sentra motor 1.8 ltrs
QG18DE Mexico LatinoamericaModelos 2000 al 2002
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S I C AA
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Ubicacin de
laComputadora
S I C AA
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RepaRaciones de comput adoRas nissan
S I C AA
ExcEl Encia EnCapaCit aCion
Aut omotr iz
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Conector de ECU
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S I C AA
35
34
106
105ECM
31IGN
42Start
RepaRaciones de comput adoRas nissan
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R1
C163v100F
+
Q1
C210v100F
+
IC4
R221
R170
IC15
5 VOLTIOS
MICRO
RepaRaciones de comput adoRas nissan
S I C AA
ExcEl Encia En
CapaCit aCionAut omotr iz
107
108
34
35
12v Ignicion
31
2 wats
.51
5v 103
103
6103FPJ
FUENTE DE PODER
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RepaRaciones de comput adoRas nissanComponentes de Fuente
Q1
IC
C1
R170
R221
IC15
C2
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Al imentaciones de Corriente a la Computadora
PCM
107
15
69
START
Bobinas
IAC - AAC
EGR
+ BatPower Box
+ BatPower Box
108
S I C AA
Relevador color Cafe
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MICRO
D302
RepaRaciones de comput adoRas nissan
S I C AA
15
T 301
D301
Relevador del ECM
105
106
Z301
Supresor
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Circuito del Relevador del ECM
D301D302
T301
Z301
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Relevador de la Bomba de Combustible
17
Bomba de combustible
ECM
#29 - 10A
#17 - 10A
IGN
IGN
S I C AA
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MICRO
Q622
42
43
S I C AA
RepaRaciones de comput adoRas nissa nRelevador de la Bomba de Combustible
20/17
Cavidad depend
La version
T622
105
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Identificacion del circuito de la Bomba de Combustible
T622
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ExcEl Encia EnCapaCit aCion
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11
1
4434
RepaRaciones de computadoRas nissan
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Circuito de control de Inyectores
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3
105
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1k
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resistencias
Pull down
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VALVULA AAC
S I C AA
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MICRO
85
84
R523 R522 R521 R520
101
103
102
104STA 509 A
CONTROL DE LA VALVULA IAC
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BOBINAS
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Control de encendido106
105
Coil 1= 9
Coil 2= 10
Coil 3= 11
Coil 4= 12
5 v
151007
110
11 20
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IC Control de bobinas
151007
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MICRO6
8
42
S I C AA
13
14
105
106
Circuito de control de Ventiladores
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Manual de Reparacion de Computadoras Sentra motor QG18DE Computadora
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Manual de Reparacion de Computadoras Sentra motor QG18DE Computadora
de 121 Terminales Modelos 2003 al 2006
Aplica para otras unidades hay l igeros cambios en las tablil las
Armada,Titan,Frontier,Altima,Maxima
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Sentra 2003 ,2006Motor 1.8 Lts
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Conectores del ECM
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S I C AAS I C AA
Alimentaciones de Tierra e Ignicin a la Computadora
116
115
1ECM
109IGN
No 17 10 Amp
Iny
Rel F/P
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S I C AAS I C AA
Al imentaciones de
Corriente a la Computadora
ECM119
111
121
+ BatPower
Box
+ BatPower
Box
120
12
No 36 10 Amp
No 36 10 Amp
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RepaRaciones de comput adoRas nissanS I C AA
L9762
PIN 1
C1 C1++
C3 C4+ +
119
120
1
115
116
5v al micro
5vbufereados
63v
47F
63v
100F
56v
10F
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RepaRaciones de comput adoRas nissan
D1
Q1
D3D2
D4
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Relevador del ECM111
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D1 Q1 D2/D3
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DIAGRAMA DE CONTROL DE INYECCION
22 iny No 3
41 iny No 4
42 iny No 2
23 iny No 1
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Inyectores 3 4 2 1
Diodos Zener de proteccion
S I C AA
IC
Inyeccion
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Sistema
deencendido
ECM
12 V.Rel. ECM
81
61
62
805 V
5 V
5 V
5 V
BRN
PPL
GRY/RED
BLU/WHT
BLK/YEL
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DIAGRAMA DEL SISTEMADE ENCENDIDO
S I C AA
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Bobinas 4 3 2 1
80 61 81 62
GR
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FUENTE
PIN 1
p p
S I C AA
5v al APP1
90
5v al APP2
91
82,83
5V119
120
Relevador del ECM
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Control del TAC
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ECM
50
69
+
66
5 v.47
4
5-
PNK
GRN
RED
WHT
BLU
BLK
S I C AAS I C AA
Wot 3.8 a 4v
Idle .5 a 1v
Wot .6 a 1.2v
Idle 4 a 4.5 v
Resistencia
3 a 6 homs
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Control de Garganta
Motor 4
Motor 5
12v del Relevador
De la Garganta
epa ac o es de co pu ado as ssa
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S I C AA47/915v Regulados
82,83
119
120
12v Relevador
Principal
R1 .2
Pin 3 de Fuente
Regulador
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R1
R31 K
R2
R41 K
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S I C AA
Seales de sensores TPSSeal 1
No 50 5v
Seal 2
No 89
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Relay Throtle
Actuador
ECM
S I C AAS I C AA
104
Bat
3
No 41
15 Amp
p p
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D1
D2
Q1
R1K1
104
Control del Relevador de Mariposa
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113Control del Relevador de la Bomba de Comb
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C1 C1++
C3 C4+ +
L1
D1
113
114
119
120
5v
5v
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