EDC. System diagnosis, calibration of injectors and engine adjustment

Study of the Electronic Diesel Control (EDC) systems such as: Unit Injector System (UIS), Unit Pump System (UPS) and Common-Rail (CR).

1. INTRODUCTION

1.1 Introduction

2. BASIC CONCEPTS

2.1 Piston stroke – Crankshaft grades
2.2 DIESEL cycle. Thermodynamic system in a diagram P – V
2.3 The components of an EDC system

3. PUMP-INJECTOR SYSTEM (UIS)

3.1 Description
3.2 Fuel hydraulic diagram
3.3 Operation diagram
3.4 Unit injector
3.5 Injectors coding
3.6 Engine brake solenoid valve
3.7 Start / stop switch
3.8 Boost air temperature sensor
3.9 Boost air pressure sensor
3.10 Coolant liquid temperature sensor
3.11 Oil pressure sensor
3.12 Engine speed sensor in the crankshaft
3.13 Engine speed sensor in the camshaft
3.14 Preheating thermoresistance
3.15 Engine management control unit

4. PUMP-PIPE-INJECTOR SYSTEM (UPS/PLD)

4.1 Description
4.2 Fuel hydraulic diagram
4.3 Unitary pump
4.4 Injector Nozzle
4.5 Operation diagram
4.6 Operation

5. DCMI (OAF MULTI CONTROLLED INJECTION) SYSTEM

5.1 Description
5.2 Fuel hydraulic diagram
5.3 Operation diagram
5.4 Parameter setting

6. COMMON RAIL (CR) SYSTEM

6.1 Description
6..2 Fuel hydraulic diagram
6.3 Fuel tank
6.4 Fuel filter
6.5 Low-pressure pump
6.6 High-pressure pump
6.7 Fuel metering solenoid valve
6.8 Element disconnection valve
6.9 Common Rail
6.10 Rail pressure sensor
6.11 Pressure relief valve of the Common Rail
6.12 Flow limiter
6.13 Injector Nozzle
6.14 Operation diagram
6.15 ECU

7. ENGINE TYPES AND ELECTRONIC INJECTION SYSTEMS

7.1 DAF
7.2 lveco
7.3 MAN
7.4 Mercedes-Benz
7.5 Renault
7.6 Scania
7.7 Volvo
7.8 Injection systems synopsis