Content

Introduction

• General precautions when working with electrical / electronic components
• Concepts of mass and electromagnetic compatibility
• CAN communication line concept
• Technical codes
• Graphic symbols and abbreviations

General information

• Basic system description
• Technical and electrical characteristics
• Cabin arrangement
• Engine device
• Frame device
• Cab tilted
• Interior of the car
• Power network
• Negative chain
• Ground points
• Positive chain
• Launch
• Main components
• Main control unit
• Dashboard and instrument groups
• Starter
• Generator
• Lever steering wheel
• Ignition lock
• Engine control unit (ECU)
• Front connector
• Rear connector
• Cable connector codes (ST)

Special electrical circuits

• ABS / EBS
• Description and principle of operation
• Components
• APU (Air handling unit)
• ASR (Traction control)
• EBL (Electronic brake force limiter)
• ABS (Anti-lock braking system)
• Pin assignment of the ABS control unit
• EBS (Electronic braking system)
• The main components of the EBS system. Duplex distributor with electrical converter
• Front axle proportional control valve
• Front axle ABS solenoid valves
• Electro-pneumatic rear axle modulator
• Trailer brake servo valve
• Diagnostics
• Diagnostics with MODUS
• Diagnostics with UNITESTER
• Diagnostics with IWT (Iveco electrical equipment tester)
• Repair operations
• Troubleshooting
• EDC MS6.2
• Description and principle of operation
• EDC control unit
• Location and identification of EDC MS6.2 system components
• Components
• Pressure sensor
• Fuel temperature sensor
• Boost pressure sensor
• Coolant temperature sensor
• Manifold air temperature sensor
• Diagnostics
• Connecting to the EDC control unit wiring for the engine (a) and the cab / frame (b)
• Troubleshooting procedure
• Engine brake
• ECAS
• Description and principle of operation
• Location of components in the cab of EuroTech / EeuroStar cars
• Electrical wires in the car
• Electronic control unit ECAS (ECU)
• Main components of the system
• Level sensor
• Axle load limiting valve
• Air suspension low pressure sensor
• Signal booster
• Electro-pneumatic valve
• Electro-pneumatic axle valve "9820" / "78242"
• Electro-pneumatic valve "9838" / "78243"
• Electro-pneumatic distributor of the rear axle "9838" / "78243"
• Electro-pneumatic distributor of the rear axle "9838" / "78243"
• Electro-pneumatic distributor of the rear axle "9838" / "78243"
• Remote control "8568" / "85065"
• Axle lifting system
• Description and principle of operation
• Lowering the frame
• Frame alignment
• Auxiliary axle control (pneumatic lift system)
• Raising an additional bridge
• Lowering the additional bridge
• Assistance at the beginning of lifting the axle (vehicles with air suspension)
• Additional steer axle steering
• Location of the main components of the hydraulic system on the vehicle
• Functional diagram of the hydraulic system
• Calibration of the electronic control unit
• Electronic control unit programming
• Diagnostics
• System diagnostics
• Repair operations
• Activating and reading flashing code
• Immobilizer
• Description and principle of operation
• System features
• Components
• Electronic control unit "immobilizer"
• li>
• Electronic control unit "immobilizer"
• Antenna
• Ignition lock
• Control lamp
• Electronic keys (2 pcs.)
• Code card
• Component locations - cable routing
• Emergency start procedure
• Diagnostics with MODUS
• Diagnostic connector

Wiring diagrams

• Conventions
• Scheme №1: starting the engine from the driver's seat
• Scheme №2: starting from the engine compartment
• Scheme №3: warming up
• Scheme №4: charging
• Scheme №5: instruments (fuel level - coolant temperature and voltmeter)
• Scheme №6: instruments (pressure in the engine lubrication system and air pressure in the pneumatic drive of the brakes)
• Scheme №7: devices (tachograph - tachometer)
• Scheme №8: control lamps
• Scheme №9: side lights (inside the cab)
• Scheme №10: side lights (outside the car)
• Scheme №11: low and high beam headlights
• Scheme №12: additional headlights and rear fog lights
• Scheme №13: direction indicators and hazard warning lights
• Scheme №14: brake lights - reversing lights - sound signal
• Scheme №15: windshield wiper
• Scheme №16: interior lighting and auxiliary equipment
• Scheme №17: rear-view mirrors on the car wings
• Scheme №18: electric windows
• Scheme №19: basic anti-lock braking system ABS
• Scheme №20: electronic braking system EBS
• Scheme №21: EDC diesel engine electronic control unit
• Scheme №22: EDC (connector a)
• Scheme №23: vehicles equipped / not equipped with a power take-off and CAN