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8/4/2019 Sist_Elect_906_4000
1/112
Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
PLD - VCU
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
55 Pin
Connection for
Engine Harness Wiring Plug 16 Pin
Connection for Cab Wiring Plug Power Supply Grounds CAN Link Diagnostics
Control Module ( PLD ) Pump Line Nozzle
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Valve Clearance Spec. Intake 0.40mm ( approx .016 inch )
Exhaust 0.60mm ( approx. 024 inch )
Valve Clearance Adjustment
3
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Todos los Sistemas Electrnicos han sido Desarrollados porMercedes-Benz en Cooperacin con VDO y Temic
Introducido en 1995
Minimo 2 sistemas de cajas
Sistema de Control Electrnico
Mercedes-Benz
4
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
PLD (Engine Control Module)
VCU (Vehicle Control Unit)
Modulos de Control
5
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Menor Cantidad de Circuitos de la Cabina al Motor.
Menor longitud de Circuitos en el Vehiculo.
Programacin del Vehiculo en base a las Necesidades del Cliente.
Parametrizacin Simplificada.
Responsabilidades Definidas por unidades de Control.
Diagnstico Simplificado y Solucin de Problemas.
Sistema Mercedes-Benz
6
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Engine Protection
Engine Diagnostics
Reduced Maintenance
Improved Engine Governing
Fuel Economy Optimization
Enhanced Cold Starting
Smoke Control
Reduced Emission Levels
Electronic Engine Advantages
7
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Presin/Temperaturade Aceite
Temperatura de Refrigerante
Presion/Temp. del Turbo
Presin Atmosferica
Temperatura deCombustible
Bombas Unitarias
PLD
Sensor de Arbolde Levas
Sensor de
Cigeal
Localizacin de Sensores MBE4000
8
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Nunca arrancar el motor a menos que las baterias esten correctamente conectadas.
Nunca desconecte las Baterias cuando el motor esta trabajando.
Nunca invierta las terminales. Esta accin puede daar a las ECUs.
Nunca conecte desconecte el conector del PLD VCU a menos que la llave este apagada.
Nunca desconecte los cables CAN a menos que la llave este en la posicin de apagado.
Cuando desconecte las terminales de las baterias mantega los cables + y - de la bateria juntos. Tambien desconecte los conectores electricos del
PLD y VCU.
Cuando realice reparaciones electrnicas simpre utilice el equipo correcto (Multimetro).
Seguridad y precauciones Preliminares
9
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Operates on 5 Volts for All D.C. Sensors
.25 4.75
Rangode Operacin
Normal
0 5
Rango de Operacin de Trabajo de los sensores
10
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Conector de 55 Terminales
Harnes del Motor
Conector # N3
Conector de Cabina
16 Terminales
Conector # EC 1
Alimentacin de Bateria
Seal de Ignicion
Tierra
Cables CAN
Modulo de Control Electrnico (PLD)
11
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Procesador Montado en el Motor
Funciones
Strategia
Entradas de Sensores
Salidas El Corazn del (PLD)
SIEMENS C167CR chip
Procesador Automotriz de Alta Velocidad
16 Bit Micro controller
34 MHZ Clock Speed OBD II (On Board Diagnostic II)
(Engine Performance Codes)
PLD
12
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
8 BIT = 256 SEGMENTS 256 Possible Codes
.01953125 VOLTS
16 BIT = 65,536 SEGMENT 65,536 Possible Codes
.0000762939453125 VOLTS
Up to 34 MILLION Decisions Per Second
8 BITS
16 BITS
Ejemplo:
256 Segments
Informacin (PLD)
13
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Harnes del Motor
14
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Pin 1 Pin 18
Pin 0 Pin 36
Pin 37 Pin 54Pin 19
Conector de 55 Terminales ( Harnes del Motor )
15
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
EngineControl
Module(PLD)
Crank Angle
TDC Sensor
Diagrama Esquematico de un Sistema MBE
16
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Crank Angle and TDC Sensors
17
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Crank Angle / TDC Magnetic pickup sensors generate alternating current (A.C.).
The frequency will change dependent on the speed of the Cam Gear and Flywheel
Flywheel has 37 Drilled Holes 36 holes spaced 10 degrees apart
1 hole 65 degrees before TDC
Cam Gear has 13 Drilled Holes 1 hole 55 degrees before TDC
12 holes spaced 30 degrees apart
Sensor de Cigeal y Arbol de Levas
18
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Series - 900 Series - 4000
Volante
19
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Operating Temperature
- 40 to 250 F
Resistance Range
1000 - 1385 ohms
1) Electric Cable
2) Housing
3) Clamping Bushing
4) Permanent Magnet
5) Permanent Magnet
6) Coil Core
7) Drilling
Sensores de Posicin Sincronizacin
20
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Sensor de Cigeal
21
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Sensor de Arbol de Levas TDC
22
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Camshaft
Signal
CrankshaftSignal
55 GradosAntes del PMS
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Seal de Velocidad del Motor
24
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Seal de Arbol de Levas TDC
25
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Inicio de Inyeccin
26
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Seal de Cigeal TDC
27
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Seal de Velocidad del Motor en el Arbol
de Levas
28
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Inico de la Inyeccion en el Arbol de Levas
en Ausencia de la seal del Cigeal
29
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
EngineControlModule(PLD)
Crank Angle
TDC Sensor
Turbo Boost
Air Temp
Schematic Diagram MBE System
30
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Operating Temperature
- 40 to 266 degrees F
Resistances
14 F 7980 to 10560 ohms
68 F 2280 to 2750 ohms
176 F 290 to 365 ohms
Values
0.5 volts = 0.5 bar
4.5 volts = 3.5 bar 1 Bar = 14.5 PSI
Turbo Boost / Air Temp Sensor
31
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Turbo Boost / Air Temp Sensor
32
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Turbo Boost / Air Temp Sensor
33
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Intake Air Sensor
34
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
-22 -4 32 68 104 140 176 212 248 284 *F
Intake Air Pressure / Temp Sensor Curve
35
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
EngineControlModule(PLD)
Crank Angle
TDC Sensor
Turbo Boost
Air Temp
Coolant Temp
Sistema Esqumatico MBE
36
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Thermistor
As the Temperature increases theresistance decreases
Operating Temperature
- 40 to 266 F
The Temperature Sensors are the SamePart Number for
Coolant Temp
Fuel Temp
Oil Temp
New Type
Sensores de Temperatura
37
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
The Coolant Temperature Sensor is the Base Line Sensor for EnginePerformance.
The Coolant Temperature should Be Between 80 and 95 Degrees C( 176 to203 Degrees F ) Before requesting Full Engine Potential.
Coolant Temperature OutsideNormal Operating Range can
Result in a Reduction in Power.
Coolant Temperature Sensor
38
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Coolant Temperature Sensor
39
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
EngineControlModule(PLD)
Crank Angle
TDC Sensor
Turbo Boost
Air Temp
Coolant Temp
Fuel Temp
Schematic Diagram MBE System
40
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Fuel Temperature Sensor
41
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Fuel Temperature Sensor
42
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Temperature Sensor Graph
43
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
EngineControl
Module(PLD)
Crank Angle
TDC Sensor
Turbo Boost
Air Temp
Coolant Temp
Fuel Temp
Oil Pressure
Schematic Diagram MBE System
44
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Piezoelectric Sensor
As The Pressure Increases TheResistance also Increases
Operating Range 0 to 5 bar
1 Bar = 14.5 PSI
Oil Pressure Sensor
45
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Oil Pressure Sensor
46
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
EngineControl
Module(PLD)
Crank Angle
TDC Sensor
Turbo Boost
Air Temp
Coolant Temp
Fuel Temp
Oil Pressure
Oil Temp
Schematic Diagram MBE System
47
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Oil Temperature Sensor
48
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Oil Pressure / Temp Sensor
49
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Oil Pressure / Temperature Sensor
50
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Oil Pressure / Temp Sensor curve
51
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
EngineControl
Module(PLD)
Crank Angle
TDC Sensor
Turbo Boost
Air Temp
Coolant Temp
Fuel Temp
Oil Pressure
CANOil Temp
Schematic Diagram MBE System
52
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
The Term CAN (Controller area Network) Means that the control unitsin the vehicle are interlinked (Bus System)
Can Wires are Twisted to reduce Electromagnetic Interference
PLD VCU
CAN HIGH
CAN LOW
CAN Connection
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
CAN - LOW
CAN - HIGH
CAN - Proprietary Data Link
54
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
EngineControl
Module(PLD)
Crank Angle
TDC Sensor
Turbo Boost
Air Temp
Coolant Temp
Fuel Temp
Oil Pressure
CANBattery / Ignition +-
Battery
Oil Temp
Schematic Diagram MBE System
55
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
12 Volt System
Battery
12 Volts
+ -
Power Supply
56
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Battery Ground KL31
Battery
Grounds(KL 31)(T 31)
Ignition
(KL 15)(T 15)Battery Supply(KL 30)(T 30)
CAN HighCAN LOW
PLD Power Supply
57
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
EngineControl
Module(PLD)
Crank Angle
TDC Sensor
Turbo Boost
Air Temp
Coolant Temp
Fuel Temp
Oil Pressure
CANBattery / Ignition +-
Battery
Atmospheric Pressure
Oil Temp
Schematic Diagram MBE System
58
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Capacitacin Comercial
Sistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Atmospheric Pressure Sensor
59
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
EngineControl
Module(PLD)
Crank Angle
TDC Sensor
Turbo Boost
Air Temp
Coolant Temp
Fuel Temp
Oil Pressure
CANBattery / Ignition +-
Battery
Diagnostics
Atmospheric Pressu
Oil Temp
Schematic Diagram MBE System
60
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Hand Held Readers
Minidiag 2
Pro-Link 9000 (DDR)
Diagnostic Software(Case Point)
Case Base Diagnostics
Diagnostics
61
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Pin-outs for On-highway Cable
6 Pin Deutsche Connector
C 12V
E Ground
A Data Link +
B Data Link -
Diagnostic Socket
62
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Pin-outs for On-highway Cable
9 Pin Deutsche Connector
A Ground
B 12 Volts
C J1939 +
D J1939 -
E J1939 Shield
F J1587 +
G J1587
H Plug
I Plug
Diagnostic Socket
63
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
EngineControl
Module(PLD)
Crank Angle
TDC Sensor
Turbo Boost
Air Temp
Coolant Temp
Fuel Temp
Oil Pressure
CANBattery / Ignition +-
Battery
Diagnostics
Atmospheric Pressu
Oil Level
Oil Temp
Schematic Diagram MBE System
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Oil Level Sensor
65
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Oil Level Sensor
66
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
EngineControl
Module(PLD)
Crank Angle
TDC Sensor
Turbo Boost
Air Temp
Coolant Temp
Fuel Temp
Oil Pressure
Unit Pumps
CANBattery / Ignition +-
Battery
Diagnostics
Atmospheric Pressu
Oil Level
Oil Temp
Schematic Diagram MBE System
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Series 900 Engine
1 Part # All Power Ranges
No cal Codes
Series 4000 Engine
1 Part # All Power Ranges
No cal Codes
Unit Pumps
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
IRT Impact Response Time - Length of Time in (ms)
required to close the Control Valve
Normally 1.2 to 2.1 milliseconds (ms) (1200 to 2100 microseconds (us)
PW Pulse Width - Degrees of Crankshaft Rotation whenFuel is Injected
Injection Pressure(S-900) 1600 Bar / 23,200 PSI(S-4000) 1800 Bar / 26,300 PSI
Injection Terminology
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Impact Response Time
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Suction Stroke PreStroke
Delivery Phases of Unit Pump
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Capacitacin ComercialSistema Elctrico y ElectrnicoCentury Class/Columbia
Marzo 2004
Delivery Stroke Residual Stroke
Delivery Phases of Unit Pump
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
1 2 3 4
5 6
Injector Wiring
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
EngineControl
Module(PLD)
Crank Angle
TDC Sensor
Turbo Boost
Air Temp
Coolant Temp
Fuel Temp
Oil Pressure
Unit Pumps
CAN
Battery / Ignition +-Battery
Diagnostics
Atmospheric Pressu
Oil Level
Oil Temp
Schematic Diagram MBE System
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
CAN
QuantityStart of
Delivery
Coolant
Temp Oil PressureTurbo Boost
& Inlet Temp
Fuel
Temp
Crankshaft
Sensor
TDC Cam
SensorOil Pressure
& Oil TempOil Temp
MBE Engine Control System
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
VehicleControl
Unit(VCU)
CAN
(VCU) Vehicle Control Unit
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
All Switches
On the Chassis or in the Cab
Will be Wired to the (VCU)
(VCU) Vehicle Control Unit
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
Vehicle
ControlUnit(VCU)
CANFoot Pedal
Speedometer
Air Filter Sensor
PTO
Tachometer
Oil pressure
Coolant Level Sensor
Coolant Temp
Engine Brake Switch
Neutral Switch
Ambient Air Temp
Battery Voltage
Clutch Pedal Sensor
Ignition Switch
Grid Heater
Cruise Control
Diagnostics
Brake Switch
Air Conditioning
ABS
Engine Shutdown override
(VCU) Vehicle Control Unit
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
(PLD)Pump Line Nozzle
Wiring / Pin Assignments
79
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
55 PinConnection for
Engine Harness
Wiring Plug # N3
16 Pin
Connection for Cab
Wiring Plug # EC 1
Power Supply
Ignition
Ground
CAN Link
(PLD) Pump Line Nozzle
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
Pin 1 CAN High Pin 2 CAN Low
Pin 3 CAN Ground
Pin 4 CAN Ground
Pin 5 Battery Voltage
Pin 6 Battery Voltage
Pin 7 N/A Pin 8 Starter Control Signal
Pin 9 Battery Ground
Pin 10 Proportional Valve 1-4
Pin 11 Battery Ground
Pin 12 Starter
Pin 13 Diagnostic Line Pin 14 Proportional Valve 3
Pin 15 Ignition
Pin 16 Proportional Valve 4
1. Input / Output2. Input / Output
3. Input
4. Input
5. Input
6. Input
7. N/A8. Input
9. Input
10. Output
11. Input
12. Output
13. Input / Output14. Output
15. Input
16. Output
(EC 1) 16 Pin Connector
81
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
(N 3) 55 Pin Connector
82
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
(N 3) 55 Pin Connector
83
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
Engine Sensor Harness
Wiring / Pin Assignments
84
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Century Class/Columbia
Marzo 2004
85
Sist. Electrnico MBE 4000
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
86
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
Fig. 287
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004Fig. 3
88
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004Fig. 4
89
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Century Class/Columbia
Marzo 2004
Fig. 5
90
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
(VCU) Vehicle Control Unit Wiring / Pin Assignments
91
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
15 Pin
18 Pin
21 Pin
VC-1VC-3VC-4
(VCU) Vehicle Control Unit
92
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
1= 21 pin (VC-1)2= 18 pin (VC-3)3= 15 pin (VC-4)4= VCU Module
(VCU) Vehicle Control Unit
Connectors
93
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
VCU/Columbia/Century
94
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
Pin 1 Battery Voltage
Pin 2 Ignition
Pin 3 Ground
Pin 4 Oil Level Lamp
Pin 5 Stop Engine Lamp
Pin 6 Check Engine Lamp
Pin 7 Flame Start Lamp
Pin 8 Air Filter Lamp
Pin 9 Throttle Supply (Pedal Analog)
Pin 10 Boot Mode
Pin 11 Throttle Signal
Pin 12 Idle Validation 2
Pin 13 Idle Validation 1
Pin 14 Throttle Ground (Pedal & Remote)
Pin 15 Service Brake
Pin 16 Park Brake
Pin 17 J1708 +
Pin 18 J1708 - Pin 19 CAN High (J1939)
Pin 20 CAN Ground (J1939)
Pin 21 CAN Low (J1939)
1. Input
2. Input3. Input
4. Output
5. Output
6. Output
7. Output
8. Output
9. Output
10. Input
11. Input
13. Input
14. Output
15. Input
16. Input
17. Input / Output
18. Input / Output19. Input / Output
20. Input / Output
21. Input / Output
(VCU 1) 21 Pin Connector
95
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
Pin 1 Accessory Bus Shutdown Pin 2 Clutch Switch 1
Pin 3 Ground for Idle Validation Switch
Pin 4 Cruise Control (Set)
Pin 5 Cruise Control (Resume)
Pin 6 Cruise Control( on/off)
Pin 7 Throttle Select
Pin 8 Engine Brake (Low)
Pin 9 Engine Brake (High) Pin 10 Limiter 1 (Remote PTO)
Pin 11 Limiter 2 (Engine Rating)
Pin 12 Dual Road Speed Limit
Pin 13 Engine Shutdown Override
Pin 14 Air Conditioning (Fast Idle.Fan)
Pin 15 Fan Override
Pin 16 Throttle Inhibit
Pin 17 5 Volts Supply Remote (PTO) Pin 18 Remote Signal (PTO)
1. Output2. Input
3. Input
4. Input
5. Input
6. Input
7. Input
8. Input9. Input
10. Input
11. Input
12. Input
13. Input
14. Input
15. Input16. Input
17. Input
18. Output
(VCU 3) 18 Pin Connector
96
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
Pin 1 Transmission Neutral Pin 2 Dual Speed Axle
Pin 3 Vehicle Speed Sensor
Pin 4 Vehicle Speed Sensor GRD
Pin 5 Gear Out 1
Pin 6 Gear Out 2
Pin 7 Coolant Level Pin 8 Air Filter Sensor
Pin 9 Flame Start Valve
Pin 10 Flame Start Gate (Grid Heater)
Pin 11 Oil Level Lamp
Pin 12 Starter Lock Out
Pin 13 High Speed CAN (MB)
Pin 14 CAN Ground (MB)
Pin 15 Low Speed Can (MB)
1. Input2. Input
3. Input
4. Input
5. Input
6. Input
7. Input8. Input
9. Output
10. Output
11. Output
12. Output
13. Input / Output
14. Input / Output
15. Input / Output
(VCU 4) 15 Pin Connector
97
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
15 Pin
18 Pin
21 Pin
( VCU )
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Century Class/Columbia
Marzo 2004
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Century Class/Columbia
Marzo 2004
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Century Class/Columbia
Marzo 2004
PLD
VCU
Diagnostic Toolsor Other Controllers
Inputs
Inputs
Outputs
Outputs
SAE J1939( 9 Pin Connector )
( CAN High )
SAE J1587( 6 Pin Connector )
( Serial )
Proprietary Data Link
( CAN Low )
ICU
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
La lampara se iluminar cuando el motor se encuentre trabajando mientras se esta conduciendo cuando una falla es detectada en elsistema de PLD or VCU.
Lampara de Check Engine
Lampara de Stop Engine
Proteccin del Motor
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Century Class/Columbia
Marzo 2004
Lampara de Check Engine ( On )
El motor disminuir a 1300 rpm por las siguientesfallas.
High Oil Level
Low Oil Level
Low Oil Pressure
Coolant Temperature High
High Oil Temperature
Proteccin de Motor (Disminucin)
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Century Class/Columbia
Marzo 2004
Check Engine Light ( On )
Engine will Shut Down for the Following Faults.
Very High Coolant Temperature
Low Coolant Level
Very Low Oil Pressure
Stop Engine Light ( On )
Engine Protection (Shutdown)
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
All Fault Codes are Eight Digits
Example of Fault Code
128 021 03 128 = Message Identifier ( MID )
021 = Parameter ID ( PID )
03 = Failure Mode ID ( FMI )
128 021 03 = Crankshaft Position Sensor Open Circuit
Fault Codes
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
What is a Performance Code?
A Mechanical Failure ( Non Electrical )
A Performance Fault Code will be Logged when the EngineElectronics sees a Value 25 Percent above the NormalEngine Operational Values Calculated in the PLD.
Performance Fault Codes
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
SAE J1587 Message Format
Message Identifier ( MID )
Parameters ID ( PID ) Failure Mode ID ( FMI )
PLD & VCU ( One Common MID = 128 )
PLD - Assigned SID = 233 VCU - Assigned SID = 254
Communication and Diagnostics
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Century Class/Columbia
Marzo 2004
Diagnostic Trouble Code( s ) MID ( Message Identifier )
PID / SID for J1587 ( PID ) Parameter ID
( SID ) System ID
FMI ( Failure Mode Identifier ) 0 - Parameter High
1 - Parameter Low
3 - Circuit High Voltage 4 - Circuit Low Voltage
Communication and Diagnostics
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
Diagnostic Trouble Code( s ) MID ( Message Identifier )
PID / SID for J1587 ( PID ) Parameter ID
( SID ) System ID
FMI ( Failure Mode Identifier ) 0 - Parameter High
1 - Parameter Low
3 - Circuit High Voltage 4 - Circuit Low Voltage
Communication and Diagnostics
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Capacitacin ComercialSistema Elctrico y Electrnico
Century Class/Columbia
Marzo 2004
Diagnostic Trouble Code( s ) MID ( Message Identifier )
PID / SID for J1587 ( PID ) Parameter ID
( SID ) System ID
FMI ( Failure Mode Identifier ) 0 - Parameter High
1 - Parameter Low
3 - Circuit High Voltage 4 - Circuit Low Voltage
Communication and Diagnostics
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Century Class/Columbia
Marzo 2004
Diagnostic Trouble Code( s ) MID ( Message Identifier )
PID / SID for J1587 ( PID ) Parameter ID
( SID ) System ID
FMI ( Failure Mode Identifier ) 0 - Parameter High
1 - Parameter Low
3 - Circuit High Voltage 4 - Circuit Low Voltage
Communication and Diagnostics
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Diagnostic Trouble Code( s ) MID ( Message Identifier )
PID / SID for J1587 ( PID ) Parameter ID
( SID ) System ID
FMI ( Failure Mode Identifier ) 0 - Parameter High
1 - Parameter Low
3 - Circuit High Voltage 4 - Circuit Low Voltage
Communication and Diagnostics
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