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1.9-Liter TDI
Volkswagen 1.9-Liter TDI Manuals
Manuals and User Guides for Volkswagen 1.9-Liter TDI. We have
1
Volkswagen 1.9-Liter TDI manual available for free PDF download: Owner's Manual
Volkswagen 1.9-Liter TDI Owner's Manual (68 pages)
1.9-Liter TDI Engine with Pump Injection
Brand:
Volkswagen
| Category:
Engine
| Size: 1.28 MB
Table of Contents
Table of Contents
3
Introduction
5
Liter TDI Engine with Pump Injection System
5
Engine – Mechanics
6
Development of the 1.9-Liter TDI Engine with Pump
6
Trapezoidal Piston and Connecting Rod
8
Toothed Belt Drive
10
Function
11
Non-Uniform Tooth Gap Clearance
11
Fuel Supply System Overview
12
Fuel Pump
14
Distributor Pipe
17
Fuel Cooling System
18
Fuel Cooling Circuit
18
Pump Injection System
19
Design
21
Pump Injection System
22
Drive Mechanism
22
Mixture Formation and Combustion Requirements
24
Pre-Injection Phase
24
Main Injection Phase
24
End of Injection
24
Injection Cycle
25
High-Pressure Chamber Fills
25
Pre-Injection Phase Starts
26
Injector Needle Damping
27
Pre-Injection Phase Ends
28
Main Injection Phase Starts
29
Main Injection Phase Ends
30
Pump/Injector Fuel Return
31
1.9-Liter TDI Engine EDC 16 System Overview
32
Engine Management
32
Actuators
33
Camshaft Position Sensor G40
34
Effects of Signal Failure
34
Sensors
34
Signal Application
34
Camshaft Sensor Wheel
35
Cylinder Recognition When Starting the Engine
35
Signal Pattern, Camshaft Position Sensor G40
36
Engine Speed Sensor G28
37
Engine Speed Sensor Wheel
37
Quick-Start Function
38
Fuel Temperature Sensor G81
39
Mass Air Flow Sensor G70
40
Engine Coolant Temperature Sensor G62
41
Accelerator Pedal Sensors
42
Closed Throttle Position Switch F60
42
Kick down Switch F8
42
Throttle Position Sensor G79
42
Intake Air Temperature Sensor G72
43
Intake Manifold Sensors
43
Manifold Absolute Pressure Sensor G71
43
Barometric Pressure Sensor F96
44
Clutch Vacuum Vent Valve Switch F36
44
Brake Light Switch F
45
Brake Pedal Sensors
45
Module J248
45
Additional Input Signals
46
Cruise Control Switch
46
Road Speed Signal
46
Three-Phase AC Generator Terminal DF
46
Injection Quantity
47
Pump/Injector Solenoid Valves
47
Start of Injection Point
47
Effects of Failure
48
Electrical Circuit
48
Current Pattern - Pump/Injector Solenoid Valve
49
Pump/Injector Solenoid Valve Monitoring
49
Change-Over Valve for Intake Manifold Flap N239
51
Relay for Pump, Fuel Cooling J445
53
Wastegate Bypass Regulator Valve N75
54
EGR Vacuum Regulator Solenoid Valve N18
55
Glow Plug Indicator Light K29
55
Additional Output Signals
56
Coolant Auxiliary Heater
56
Cooling Fan Run-On
56
Engine Speed
56
Extended Glow Period
57
Glow Period
57
Glow Plug System Overview
57
EDC 16 Functional Diagram for 1.9-Liter TDI Engine
58
Functional Diagram
59
Glow Plug System
57
Self-Diagnosis
60
Function 02 – Interrogate Fault Memory
60
Service
60
Pump/Injector Adjustment
61
Special Tools
62
Knowledge Assessment
65
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