3408E-3412E Engine Controls
3408E-3412E Engine Controls
3408E-3412E Engine Controls
OIL FILTER
OIL COOLER
PUMP CONTROL VALVE FUEL TRANSFER PUMP PRIMARY FUEL FILTER WATER SEPARATOR OIL SUMP
ECM
HEUI
FUEL TANK
8 OR 12 INJECTORS
COMPONENT DIAGRAM
GROUND BOLT 15 AMP BREAKER DISCONNECT SWITCH 24 V
ENGINE HARNESS
MACHINE HARNESS PUMP CONTROL VALVE HYDRAULIC PRESSURE SENSOR PRIMARY SPEED/TIMING SENSOR SECONDARY SPEED/TIMING SENSOR COOLANT TEMP. SENSOR MACHINE INTERFACE CONNECTOR TDC SERVICE PROBE ACCESS THROTTLE SENSOR
ACCELERATOR PEDAL THROTTLE BACK-UP, ELEVATED LOW IDLE ENABLE, AND GROUND LEVEL SHUTDOWN (2) SWITCHES TURBO INLET PRESSURE SENSOR FAN CONTROL VALVE
THROTTLE
ENGINE RPM
8 OR 12 INJECTORS
HEUI SYSTEM
ADEM II ELECTRONIC CONTROL MODULE (ECM)
COMPONENT DIAGRAM
GROUND DISCONNECT SWITCH BOLT MAIN KEY 15 AMP POWER RELAY SWITCH BREAKER
24 V
ENGINE HARNESS
MACHINE HARNESS PUMP CONTROL VALVE HYDRAULIC PRESSURE SENSOR PRIMARY SPEED/TIMING SENSOR SECONDARY SPEED/TIMING SENSOR COOLANT TEMP. SENSOR TDC SERVICE PROBE ACCESS MACHINE INTERFACE CONNECTOR THROTTLE SENSOR
ACCELERATOR PEDAL
TURBO OUTLET PRESS. SENSOR FAN SPEED SENSOR ATMOSPHERIC PRESS. SENSOR CAT DATA LINK OIL PRESSURE SENSOR HYDRAULIC TEMP. SENSOR FUEL TEMPERATURE SENSOR COOLANT FLOW SWITCH INSTRUMENT PANEL ELECTRONIC SERVICE TOOL EPTC II TRANSMISSION CONTROL AUTO RETARDER CONTROL FAN
SPEED/TIMING SENSORS
P44 J44 OR BK WH A B C P2 J2
ECM (3408E/3412 E) P20 J20 A OR B BK C WH 732-PK 996-GN 998-BR 999-WH F723-PK F724-PU 39 32 29 38 18 12 P1 J1 SECONDARY ENGINE SPEED +V TIMING DIGITAL RETURN PRIMARY ENGINE SPEED TIMING CAL + TIMING CAL -
P26 1 2
TIMING WHEEL
TDC SECONDARY SPEED/TIMING SENSOR REF 4 REF TDC SINGLE 50/50 TOOTH TDC CYLINDER No. 1 3 8 REF TDC REF TIMING CALIBRATION RANGE 10 REF PRIMARY SPEED/TIMING SENSOR
1 6
REF 5 2
TDC
TDC REF
7 TDC
REF
CRANKING
TIMING GEAR TOOTH TABLE
TABLE PWM DUTY CYLINDER CYCLE ENTRY REFERENCE A B C D E F G H 80/20 % 80 % 80 % 80 % 80 % 80 % 80 % 80 % 50 % 80/20 % NONE IDENTIFIED
80/20 %
80/20 %
80/20 %
80/20 %
50/50%
NORMAL OPERATION
62 BTDC (EEPROM) DES TIMING DELAY ASSUMED TDC CYL NO. 4 (REFERENCE) NO. 4 INJECTION
ASSUMED TDC
P26 1 2
TIMING CALIBRATION
TIMING WHEEL
REFERENCE EDGE TO TDC DISTANCE REFERENCE EDGE ASSUMED CYL. NO. 1 TDC
+10
CURRENT FLOW
TIME (MILLISECONDS)
CURRENT
TIME (MILLISECONDS)
CURRENT FLOW
CURRENT
DURATION
1
START OF INJECTION
5
END OF INJECTION
TIME (MILLISECONDS)
FUEL SYSTEM LIMITS Maximum Horsepower Maximum Torque Fuel Ratio Cold Mode Limit Cranking Fuel
FUEL SYSTEM COLD MODES Speed Control Fuel Limiting Injection Timing Injection Actuation Pressure Ether Injection
FUEL SYSTEM DERATES Automatic Altitude Compensation Automatic Filter Compensation Engine Warning Derate
OIL FILTER
OIL COOLER
PUMP CONTROL VALVE FUEL TRANSFER PUMP PRIMARY FUEL FILTER WATER SEPARATOR OIL SUMP
ECM
HEUI
FUEL TANK
OIL FILTER
PUMP CONTROL VALVE OIL COOLER FUEL TRANSFER PUMP PRIMARY FUEL FILTER WATER SEPARATOR OIL SUMP
HEUI ECM
FUEL TANK
OIL FILTER
PUMP CONTROL VALVE OIL COOLER FUEL TRANSFER PUMP PRIMARY FUEL FILTER WATER SEPARATOR OIL SUMP
HEUI ECM
FUEL TANK
OIL FILTER
HEUI ECM
ROCKER ARM BASE INJECTOR LUBE OIL PASSAGE HIGH PRESSURE HYDRAULIC PASSAGE
FLUID SUPPLY MANIFOLD CYLINDER HEAD INJECTOR SLEEVE CYLINDER HEAD LOW PRESSURE FUEL SUPPLY
FUEL SEALS
EXTRACTOR SPLINES
CURRENT FLOW
TIME (MILLISECONDS)
CURRENT
DURATION
1
START OF INJECTION
5
END OF INJECTION
TIME (MILLISECONDS)
BARREL GROUP
NOZZLE GROUP
SOLENOID ASSEMBLY
POPPET SEAL
SPACER
SCREW
SCREW
PLUNGER
SPRING
SEAL
BARREL
BALL
STOP
CHECK
SPACER ARMATURE
SOLENOID SHIM
BARREL
ADAPTER
PISTON
UNIT INJECTOR
COMPONENTS
PLUNGER FUEL INLET CHECK VALVE PIN SLEEVE SPACER LOWER FUEL SEAL CHECK NOZZLE
INJECTOR INSTALLATION
ALLEN SCREWS HORIZONTAL BOLTS INJECTOR CLAMP
SOLENOID ENERGIZED
POPPET VALVE OPEN
POPPET VALVE
SOLENOID
ARMATURE
POPPET SPRING
ARMATURE SCREW
SUPPLY OIL
INTENSIFIER PISTON
BARREL GROUP
FUEL PRESSURE INCREASE
BARREL
PLUNGER
FUEL TO NOZZLE
NOZZLE GROUP
SOLENOID
ARMATURE
SLEEVE VALVE
SPACER
PISTON
WASHER
UNIT INJECTOR
END OF INJECTION
PLUNGER BALL
CHECK NOZZLE
BARREL PISTON
WASHER
BARREL GROUP
REFILLING THE BARREL
PLUNGER FUEL INLET CHECK VALVE
PIN SLEEVE
NOZZLE
EDGE FILTER
REVERSE FLOW CHECK VALVE
FUEL INLET
FUEL INLET
EDGE FILTER
INJECTION RATE
TIME (MILLISECONDS)
BARREL GROUP
PRIME RATE SHAPING
OIL FLOW
BARREL
PLUNGER
SPILL PORT
START OF INJECTION
PRESSURE DROP
BARREL GROUP
VENTING INTERNAL LEAKS
BARREL GROUP
VENTING CHECK VALVE
NOZZLE GROUP
FUEL ATOMIZATION
INJECTION PRESSURE
HEUI
IDLE
PEAK TORQUE
RATED
ENGINE SPEED
PRIMING PORT
COMPENSATOR VALVE
HEUI PUMP
SWASHPLATE
OIL FILTER
PUMP CONTROL VALVE OIL COOLER FUEL TRANSFER PUMP PRIMARY FUEL FILTER WATER SEPARATOR OIL SUMP
HEUI ECM
FUEL TANK
SEAT
(END VIEW)
TO INJECTORS
FROM PUMP
FITTING
CHECK
SEAT
OIL FILTER
PUMP CONTROL VALVE OIL COOLER FUEL TRANSFER PUMP PRIMARY FUEL FILTER WATER SEPARATOR OIL SUMP
HEUI ECM
FUEL TANK
CHECK VALVE DISPLACEMENT CONTROL PISTON LOAD SENSING SPOOL SOLENOID (ENERGIZED) OIL SUMP PUMP CONTROL VALVE PUMP CASE DRAIN
COMPENSATOR ASSEMBLY
START-UP
PRESSURE LIMITER SPOOL ORIFICE PUMP CONTROL VALVE LOAD SENSING SPOOL
CHECK VALVE
FROM DISPLACEMENT CONTROL PISTON DRAIN ORIFICE TO CASE DRAIN TO CASE DRAIN REVERSE FLOW CHECK VALVES
SOLENOID (DE-ENERGIZED)
OIL SUMP
COMPENSATOR ASSEMBLY
DESTROKE
PRESSURE LIMITER SPOOL
ORIFICE
SOLENOID (ENERGIZED)
COMPENSATOR ASSEMBLY
UPSTROKE
PRESSURE LIMITER SPOOL
CHECK VALVE
DRAIN ORIFICE
COMPENSATOR ASSEMBLY
PRESSURE LIMITER OPERATION
PRESSURE LIMITER SPOOL PUMP CONTROL VALVE ORIFICE
CHECK VALVE
STOP
STATOR
ARMATURE
SOLENOID
PIN
SHELL
RING
VALVE BLOCK
TO CASE DRAIN
SPRING RETAINER
STOP
STATOR
ARMATURE
SOLENOID
PIN
SHELL
RING
VALVE BLOCK
TO CASE DRAIN
SPRING RETAINER
ENGINE HARNESS
DISCONNECT SWITCH 24 V
PUMP CONTROL VALVE HYDRAULIC PRESSURE SENSOR PRIMARY SPEED/TIMING SENSOR SECONDARY SPEED/TIMING SENSOR COOLANT TEMP. SENSOR TDC SERVICE PROBE ACCESS MACHINE INTERFACE CONNECTOR THROTTLE SENSOR ACCELERATOR PEDAL THROTTLE BACK-UP, ELEVATED LOW IDLE ENABLE, AND GROUND LEVEL SHUTDOWN (2) SWITCHES TURBO INLET PRESSURE SENSOR FAN CONTROL VALVE TURBO OUTLET PRESS. SENSOR FAN SPEED SENSOR ATMOSPHERIC PRESS. SENSOR CAT DATA LINK OIL PRESSURE SENSOR HYDRAULIC TEMP. SENSOR ELECTRONIC SERVICE TOOL EPTC II TRANSMISSION CONTROL AUTO RETARDER CONTROL FAN
1 2 26
P3 J3
ECM P1 J1 (3408E/3412E) (-) BATTERY 05 (-) BATTERY 11 (+) BATTERY 04 (+) BATTERY 06 KEY SWITCH ON 23
J21 P21
P1 J1 36 30
A B C P22 J22
A B C P23 J23
A B C P25 J25
A B C P27 J27
A B C P51 J51
A B C
J35 P35 A B C
P1 J1 29 35
8 0.5 VOLTS
P2 J2 29 35
8 OR 12 INJECTORS
HEUI SYSTEM
COMPONENT DIAGRAM
ADEM II ELECTRONIC CONTROL MODULE (ECM)
ENGINE HARNESS
GROUND BOLT
DISCONNECT SWITCH
24 V
MACHINE HARNESS
TDC SERVICE PROBE ACCESS PRIMARY SPEED/TIMING SENSOR SECONDARY SPEED/TIMING SENSOR
ANALOG SENSORS
Hydraulic pressure Coolant temperature Atmospheric pressure Turbocharger inlet pressure Turbocharger outlet pressure Lubrication oil pressure Hydraulic temperature Fuel temperature
8 OR 12 INJECTORS
HEUI SYSTEM
COMPONENT DIAGRAM
ADEM II ELECTRONIC CONTROL MODULE (ECM)
ENGINE HARNESS
GROUND BOLT
DISCONNECT SWITCH
24 V
MACHINE HARNESS
KEY SWITCH
8 OR 12 INJECTORS
HEUI SYSTEM
COMPONENT DIAGRAM
ADEM II ELECTRONIC CONTROL MODULE (ECM)
ENGINE HARNESS
GROUND BOLT
DISCONNECT SWITCH
24 V
MACHINE HARNESS
8 OR 12 INJECTORS
HEUI SYSTEM
COMPONENT DIAGRAM
ADEM II ELECTRONIC CONTROL MODULE (ECM)
ENGINE HARNESS
GROUND BOLT
DISCONNECT SWITCH
24 V
MACHINE HARNESS
98% 96% 94% 92% 90% 88% 86% 84% 82% 80% 78% 76% 74% 72%
ALTITUDE IN FEET
8 OR 12 INJECTORS
HEUI SYSTEM
COMPONENT DIAGRAM
ADEM II ELECTRONIC CONTROL MODULE (ECM)
ENGINE HARNESS
GROUND BOLT
DISCONNECT SWITCH
24 V
MACHINE HARNESS
CAT
Filter differential pressure calculated with formula: Atmospheric sensor pressure - Turbo sensor pressure = P Fuel limited 2% per 4 inches H20 to max 20%
8 OR 12 INJECTORS
HEUI SYSTEM
COMPONENT DIAGRAM
ADEM II ELECTRONIC CONTROL MODULE (ECM)
ENGINE HARNESS
GROUND BOLT
DISCONNECT SWITCH
24 V
MACHINE HARNESS
8 OR 12 INJECTORS
HEUI SYSTEM
COMPONENT DIAGRAM
ADEM II ELECTRONIC CONTROL MODULE (ECM)
ENGINE HARNESS
GROUND BOLT
DISCONNECT SWITCH
24 V
MACHINE HARNESS
ENGINE RPM
kPa x 0.145 = PSI
8 OR 12 INJECTORS
HEUI SYSTEM
COMPONENT DIAGRAM
ADEM II ELECTRONIC CONTROL MODULE (ECM)
ENGINE HARNESS
GROUND BOLT
DISCONNECT SWITCH
24 V
MACHINE HARNESS
KEY SWITCH
HYDRAULIC OIL PRESSURE SENSOR PRIMARY SPEED/TIMING SENSOR SECONDARY SPEED/TIMING SENSOR
8 OR 12 INJECTORS
HEUI SYSTEM
COMPONENT DIAGRAM
ADEM II ELECTRONIC CONTROL MODULE (ECM)
ENGINE HARNESS
GROUND BOLT
DISCONNECT SWITCH
24 V
MACHINE HARNESS
8 OR 12 INJECTORS
HEUI SYSTEM
COMPONENT DIAGRAM
ADEM II ELECTRONIC CONTROL MODULE (ECM)
ENGINE HARNESS
GROUND BOLT
DISCONNECT SWITCH a
24 V
MACHINE HARNESS
DIGITAL SENSORS AND CIRCUITS Throttle Position Pump Control Valve Signal Exhaust Temperature
8 OR 12 INJECTORS
HEUI SYSTEM
COMPONENT DIAGRAM
ADEM II ELECTRONIC CONTROL MODULE (ECM)
ENGINE HARNESS
GROUND BOLT
DISCONNECT SWITCH
24 V
MACHINE HARNESS
8 OR 12 INJECTORS
HEUI SYSTEM
COMPONENT DIAGRAM
ADEM II ELECTRONIC CONTROL MODULE (ECM) GROUND BOLT DISCONNECT SWITCH
ENGINE HARNESS
MACHINE HARNESS PUMP CONTROL VALVE MACHINE INTERFACE CONNECTOR TDC SERVICE PROBE ACCESS THROTTLE SENSOR
24 V
ACCELERATOR PEDAL
8 OR 12 INJECTORS
HEUI SYSTEM
COMPONENT DIAGRAM
ADEM II ELECTRONIC CONTROL MODULE (ECM)
ENGINE HARNESS
GROUND BOLT
DISCONNECT SWITCH
24 V
MACHINE HARNESS PUMP CONTROL VALVE MACHINE INTERFACE CONNECTOR THROTTLE SENSOR
ACCELERATOR PEDAL THROTTLE BACK-UP, ELEVATED LOW IDLE ENABLE, AND GROUND LEVEL SHUTDOWN (2) SWITCHES TURBO INLET PRESSURE SENSOR
8 OR 12 INJECTORS
HEUI SYSTEM
COMPONENT DIAGRAM
ADEM II ELECTRONIC CONTROL MODULE (ECM)
ENGINE HARNESS
GROUND BOLT
DISCONNECT SWITCH
24 V
MACHINE HARNESS PUMP CONTROL VALVE MACHINE INTERFACE CONNECTOR THROTTLE SENSOR
ACCELERATOR PEDAL THROTTLE BACK-UP, ELEVATED LOW IDLE ENABLE, AND GROUND LEVEL SHUTDOWN (2) SWITCHES TURBO INLET PRESSURE SENSOR FAN CONTROL VALVE
TURBO OUTLET PRESS. SENSOR FAN SPEED SENSOR FAN ATMOSPHERIC PRESS. SENSOR
ECM (3408E/E3412E)
ETHER SWITCH
J3
P1 J1
23 9 39 21
200-BK 200-BK + 308-YL 310-PK
28 29 19 40
P37 J37 1 2
FROM CYLINDER
+24V
RELAY
TO ENGINE
LAPTOP COMPUTER
VIMS
MAIN MODULE
P3 J3 7 6 31 32
ECM P1 J1 9 Cat Data Link + 3 Cat Data Link 7 ATA Data Link + 1 ATA Data Link -
LOGGED EVENTS
High coolant temperature Loss of coolant flow Low (lube) oil pressure Abnormal hydraulic pressure Hydraulic system pressure fault User defined shutdown Air inlet restriction Engine overspeed Low fuel pressure
8 OR 12 INJECTORS
HEUI SYSTEM
COMPONENT DIAGRAM
ADEM II ELECTRONIC CONTROL MODULE (ECM)
ENGINE HARNESS
GROUND BOLT
DISCONNECT SWITCH
24 V
MACHINE HARNESS PUMP CONTROL VALVE HYDRAULIC PRESSURE SENSOR PRIMARY SPEED/TIMING SENSOR SECONDARY SPEED/TIMING SENSOR MACHINE INTERFACE CONNECTOR THROTTLE SENSOR
ACCELERATOR PEDAL THROTTLE BACK-UP, ELEVATED LOW IDLE ENABLE, AND GROUND LEVEL SHUTDOWN (2) SWITCHES TURBO INLET PRESSURE SENSOR FAN CONTROL VALVE
TURBO OUTLET PRESS. SENSOR FAN SPEED SENSOR FAN ATMOSPHERIC PRESS. SENSOR CAT DATA LINK OIL PRESSURE SENSOR SERVICE TOOL CONNECTOR EPTC II TRANSMISSION CONTROL HYDRAULIC TEMP SENSOR AUTO RETARDER CONTROL
MACHINE APPLICATIONS
ECM (3408E/3412E)
DECEL POSITION
F702-GN
24
P1 J1
P38 J38
A B C
A700-OR 998-BR
35 29
THROTTLE SWITCH
P1 J1 F715-PU F718-BU F716-WH F717-YL 998-BR 2 20 8 14 29
ECM (3408E/3412E)
THROTTLE - LOW IDLE THROTTLE - H.I. PARITY THROTTLE - L.I. PARITY THROTTLE - HIGH IDLE DIGITAL RETURN
25 24 29
CRANK W/O INJECT (NO) CRANK W/O INJECT (NC) DIGITAL RETURN
PLUG "JJJ" BK
ECM (3408E/E3412E)
VARIABLE FAN CLUTCH PWM DR AND SOL RETURN ENGINE FAN SPEED
19 7 25
J84 P84
P1 J1
A B C
A700-OR 998-BR
35 29 13
ECM Throttle Lock RH Brake (NO) Throttle Lock RH Brake (NC) Digital Return Throttle Lock ON Lamp Throttle Lock Set/Declerate Throttle Lock Resume/Accelerate Throttle Lock ON/OFF
2 113-OR BATT+
13 19 29 27 14 20 24
THROTTLE LOCK SET/DECLERATION SW 998-BR THROTTLE LOCK RESUME/ACCLERATION SW 998-BR THROTTLE LOCK SW
ECM (3408E/E3412E)
HYDRAULIC FAN PWM DRIVE AND SOL RETURN
P
AUT
R
24 V
44
8 OR 12 INJECTORS
15 AMP BREAKER PUMP CONTROL VALVE HYDRAULIC PRESSURE SENSOR PRIMARY SPEED/TIMING SENSOR SECONDARY SPEED/TIMING SENSOR COOLANT TEMP. SENSOR ENGINE HARNESS
MACHINE INTERFACE CONNECTOR
PTO ENABLE/PTO UP/DOWN SWITCHES ENGINE SHUTDOWN SWITCH ETHER ENABLE/OVERRIDE SWITCH EMERGENCY STOP/VERIFY SWITCH USER DEFINED SHUTDOWN THROTTLE POSITION SENSOR FUEL PRESS. SENSOR COOLANT LEVEL SWITCH INLET AIR TEMP. SENSOR
MACHINE HARNESS
ATMOSPHERIC PRESS. SENSOR TO AIR SHUTOFF SOLENOID OIL PRESSURE SENSOR TO ETHER SOLENOID RELAY ALARM /WARNING LAMP DIAGNOSTIC LAMP FUEL TEMPERATURE SENSOR MAINTENANCE INDICATOR LAMP EMS PANEL SERVICE TOOL CONNECTOR DATA LINK
OIL FILTER
OIL COOLER
PUMP CONTROL VALVE FUEL TRANSFER PUMP PRIMARY FUEL FILTER WATER SEPARATOR OIL SUMP
ECM
HEUI
FUEL TANK