| Content
Safety rules
General information
About this workshop manual
Spare parts
Certified engines
Repair instructions
Our common responsibility
Tightening torques
Special tools
EMS 2 - “Engine Management System”
General information
CAN - controller area network
CIU - control interface unit
DCU - display control unit
Fuel control
Calculation of fuel quantity
Altitude correction
Diagnostic function
Component location
TAD 650, 660, 750, 760 VE
TAD 734 GE
Component description
Starter motor
Alternator
Injectors
Speed sensor, crankshaft
Speed sensor, camshaft
Sensor, boost pressure / boost temperature
Sensor, oil pressure, engine
EGR
Coolant temperature sensor
Sensor, common rail pressure (fuel)
Sensor, fuel pressure
Magnetically controlled proportional valve (MPROP)
Water in fuel switch, secondary fuel filter
Switch, coolant level
Preheater
Engine control unit, EMS 2
Repair instructions
General advice on working with EMS engines
Electric welding
Changing the engine control unit
Reprogramming a control unit
Programming an empty control unit
Fault tracing of cables and connectors
Checking the starter motor voltage
Checking the charging system
Rail pressure measurement
Malfunctions
Fault code information
FMI table / SAE standard
Manual fault tracing in bus cables
Diagnostic trouble codes
MID 128, PID 100 Oil pressure
MID 128, PID 97 Water in fuel
MID 128, PID 94 Fuel pressure
MID 128, PID 45 Inlet air heater status
MID 128, PID 105 Boost temperature
MID 128, PID 106 Boost pressure
MID 128, PID 108 Ambient air pressure
MID 128, PID 110 Coolant temperature
MID 128, PID 111 Coolant level
MID 128, PID 158 Battery voltage
MID 128, PID 164 Rail pressure
MID 128, PID 190 Engine speed
MID 128 / MID 144, PPID 4 Start input CIU
MID 128 / MID 144, PPID 6 Engine stop switch
MID 128, PPID 19 Internal EGR status
MID 128, PPID 55 EMS temperature
MID 128, PPID 98 Engine sync acknowledge
MID 128 / 144, PPID 132 Throttle input request failure, DCU/CIU
MID 128, SID 1-6 Injector common rail
MID 128, SID 21 Speed sensor camshaft
MID 128, SID 22 Speed sensor, crankshaft
MID 128, SID 39 Engine starter relay
MID 128, SID 42 Injection control pressure regulator
MID 128, SID 70 Preheat sense
MID 128, SID 211 5V sensor supply 2
MID 128, SID 231 Communication fault J 1939
MID 128, SID 232 5V sensor supply 1
MID 128, SID 240 Program memory
MID 128, SID 254 Controller error
MID 128, PSID 96 Rail pressure system
MID 128, PSID 97 Rail pressure release valve
MID 128 / MID 144, PSID 201 J1939 communication bus
Engine protection
TAD 650, 660, 750, 760 VE
TAD 734 GE
Wiring diagrams
Wiring diagram EMS 2
Vechicle harness TAD 650-760VE
Engine harness TAD 650-760VE
Engine harness TAD 734GE
Wiring diagram DCU
Wiring diagram CIU
Technical data
Switch, water in fuel
Sensor, fuel pressure
Speed sensor, camshaft / speed sensor, crankshaft
Sensor, oil pressure
Sensor, rail pressure
Combination sensor, boost pressure / boost temperature
Sensor, coolant temperature
Switch, coolant level
Alternator
Starter motor
Index |
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