Argo Modules

Argo is constantly evolving, with new modules being added weekly. We are continuously developing new modules, working towards completion of the curriculum. Topics covered include:

General

Tools

Voltmeter

How do you use a voltmeter to measure the voltage in an electrical circuit?

Lesson ID 27
Level 2

Ohmmeter

How do you measure resistance using a standard multimeter?

Lesson ID 28
Level 2

Ammeter

How does an ammeter work?

Lesson ID 29
Level 2

Current clamp

How do you measure electric current with a current clamp?

Lesson ID 30
Level 2

Multimeter autorange

How does the autorange function work on a multimeter?

Lesson ID 31
Level 2

Oscillograph

How does an oscillograph work?

Lesson ID 115
Level 3

Oscilloscope: guided tour

What do the knobs and buttons on an oscilloscope do?

Lesson ID 116
Level 3

Oscilloscope: step-by-step plan

How do you make sure you measure a signal correctly with an oscilloscope?

Lesson ID 117
Level 3

Oscilloscope: using two channels

How can you use an oscilloscope to measure using two channels?

Lesson ID 118
Level 3

Oscilloscope: exercises

What kind of signals can you measure with the oscilloscope? How do you use the oscilloscope in practice?

Lesson ID 119
Level 3

Torque wrench

How does a torque wrench work?

Lesson ID 391
Level 1

Pressure pump

How can you test the cooling system and the pressure cap?

Lesson ID 490
Level 1

Anti-freeze gauge

What do you use to test the coolant?

Lesson ID 494
Level 1

Combustion leak detector

What do you use to measure a leak in the head gasket?

Lesson ID 1000
Level 2

Wheel balancing machine

How do you know whether a wheel is correctly balanced?

Lesson ID 1008
Level 1

Tire pressure gauge

How do you bring a tire up to the correct pressure?

Lesson ID 1011
Level 1

Measuring the tread depth

How do you check the tread depth?

Lesson ID 1065
Level 1

Headlight tester

How do you prevent being blinded by oncoming traffic and how do you illuminate the largest possible section of the road surface and roadside?

Lesson ID 1116
Level 1

Plastigage

Which tool is used to measure the clearance of the journal bearing?

Lesson ID 1352
Level 2

Micrometer

Which tool can you use to accurately measure?

Lesson ID 1510
Level 2

Vernier caliper

With which tool can you accurately measure the inner, outer and depth dimensions?

Lesson ID 1555
Level 2

Maintenance

Periodic checkup

Materials

Physics

Ohm's law

What is the relationship between electric voltage, current and resistance?

Lesson ID 32
Level 2

Power law

What is the relationship between power (P), voltage (V) and current (I)?

Lesson ID 42
Level 2

Kirchhoff's first law

How do you determine the electric current flowing through a wire if you know the current flowing through the connected wires?

Lesson ID 50
Level 2

Forces exerted on a tire on a bend

What forces are exerted on a tire on a bend?

Lesson ID 1010
Level 2

Longitudinal forces on the vehicle

Whilst driving, what forces act on the vehicle in the direction it is traveling?

Lesson ID 1070
Level 2

Ideal gas law

How does an ideal gas behave under the influence of pressure, volume and temperature?

Lesson ID 1556
Level 2

Angle

In what unit of measurement do you express an angle and how do you measure an angle?

Lesson ID 1691
Level 2

Sustainability

Kyoto protocol

What is the Kyoto protocol?

Lesson ID 1075
Level 2

Greenhouse effect

What is the effect of greenhouse gases on the climate?

Lesson ID 1076
Level 2

Alternative fuels

What alternatives are there to using fossil fuels?

Lesson ID 1077
Level 2

Exhaust gases and catalysts

In what ways is exhaust gas from gasoline and diesel engines treated?

Lesson ID 1080
Level 2

European standards

Which European standard do vehicle emissions have to comply with?

Lesson ID 1156
Level 2

Introduction to hybrids

Which type of hybrid vehicles have been developed?

Lesson ID 1551
Level 2

Working on hybrid vehicles

How can you make sure that you are working safely on a hybrid vehicle?

Lesson ID 1552
Level 2

Series hybrid

With which hybrid model are the wheels always driven by an electric motor?

Lesson ID 1585
Level 2

Parallel hybrid

With regard to which hybrid model, are the wheels always driven by an internal combustion engine and an electric motor?

Lesson ID 1586
Level 2

Combined hybrid

With regard to which hybrid model are the wheels driven by an electric motor and/or an internal combustion engine?

Lesson ID 1587
Level 2

Power Train

Engines

Torque wrench

How does a torque wrench work?

Lesson ID 391
Level 1

Piston engines

How can a combustion mechanism deliver energy?

Lesson ID 1152
Level 1

Work diagram

How can you create a diagram of the 4-stroke process of a multiple cylinder engine?

Lesson ID 1162
Level 1

Timing system

How is the camshaft driven?

Lesson ID 1163
Level 1

Engine mechanical components

Which components make up an engine block?

Lesson ID 1164
Level 1

Cylinder head

What is the name of the housing of the valve mechanism?

Lesson ID 1166
Level 2

Camshaft

What are the function, location and shape of a camshaft?

Lesson ID 1168
Level 2

Valve operation

What system enables the valves to open and close?

Lesson ID 1169
Level 2

Valves

What opens and closes the exhaust channel?

Lesson ID 1170
Level 2

Serpentine belt

What can the generator, air-conditioning pump and power steering pump drive?

Lesson ID 1171
Level 2

Pistons

What component converts the combustion force into movement?

Lesson ID 1172
Level 2

Air filters

How can the influx into the engine of fine particles contained in the drawn in air be prevented?

Lesson ID 1173
Level 2

Manifolds

What is the name of the channels through which the gases flow into and out of the engine?

Lesson ID 1174
Level 2

Compression ratio

What represents the ratio between the volume above the piston in the BDC and the volume above the piston in the TDC?

Lesson ID 1179
Level 2

Camshaft adjustment

What can we do to improve engine performance and fuel consumption?

Lesson ID 1185
Level 2

Plastigage

Which tool is used to measure the clearance of the journal bearing?

Lesson ID 1352
Level 2

Engine block types

Which models are there with regard to piston engines?

Lesson ID 1353
Level 1

Wankel engine

What is an alternative for the piston engine?

Lesson ID 1364
Level 1

Air mass

Which factors determine the air mass and how can you measure air mass?

Lesson ID 1368
Level 2

Lambda

What does lambda mean? What is the ideal mixture ratio for gasoline, diesel and gas?

Lesson ID 1371
Level 2

Fossil fuel passenger cars

Which fossil fuels are used in passenger cars and which properties do they have?

Lesson ID 1372
Level 2

Catalytic converters

What is a catalytic converter? Which exhaust gases are converted?

Lesson ID 1378
Level 3

Diesel engine

In which type of engine will diesel fuel and air be converted to power?

Lesson ID 1389
Level 1

Otto engine

In which engine type is gasoline and air converted into power?

Lesson ID 1390
Level 1

Crankshaft

Which component converts the upward and downward movement of the piston into a rotating movement?

Lesson ID 1399
Level 2

Micrometer

Which tool can you use to accurately measure?

Lesson ID 1510
Level 2

4-stroke piston engine

Which principle does a car engine use?

Lesson ID 1516
Level 1

2-stroke piston engine

Which principle is usually used by a moped?

Lesson ID 1517
Level 1

Vernier caliper

With which tool can you accurately measure the inner, outer and depth dimensions?

Lesson ID 1555
Level 2

Connecting rod

Which component connects the piston to the crankshaft?

Lesson ID 1580
Level 2

Block

In which component can you find the cylinders?

Lesson ID 1626
Level 2

Piston velocity

How do you calculate the average velocity of the piston?

Lesson ID 1643
Level 2

Torsional vibration damper

Which component damps the torsional vibration?

Lesson ID 1659
Level 2

Flywheel

How does the flywheel ensure a smoothly running engine?

Lesson ID 1660
Level 2

Piston bore offset

Why is the piston pin not located in the middle of the piston?

Lesson ID 1667
Level 3

Stroke volume

How do you calculate the stroke volume of an engine?

Lesson ID 1675
Level 2

Transmission and clutch

Commercial Vehicle Power Train

Which components make up the power train of a commercial vehicle?

Lesson ID 1412
Level 2

Cooling systems

Heat balance

How is the engine heat dissipated?

Lesson ID 439
Level 1

Cooling

What different types of cooling are there?

Lesson ID 441
Level 1

Mechanical coolant pump

How does a mechanical coolant pump work?

Lesson ID 443
Level 1

Sankey diagram

A Sankey diagram shows the energy losses of an engine in a clear way.

Lesson ID 444
Level 2

Pressure cap

How does a pressure cap work?

Lesson ID 446
Level 1

Thermostat

How does a thermostat work?

Lesson ID 450
Level 1

Fan

How do you get a forced air flow through the radiator?

Lesson ID 451
Level 1

Electric thermostat

How does an electric thermostat work?

Lesson ID 485
Level 2

Expansion tank

How does an expansion tank work?

Lesson ID 487
Level 1

Radiator

How does a radiator work?

Lesson ID 489
Level 1

Pressure pump

How can you test the cooling system and the pressure cap?

Lesson ID 490
Level 1

Heater core

How do you heat the interior?

Lesson ID 493
Level 1

Anti-freeze gauge

What do you use to test the coolant?

Lesson ID 494
Level 1

Cooling system monitoring

How can you see on the dashboard whether the cooling system is functioning correctly?

Lesson ID 498
Level 1

Combustion leak detector

What do you use to measure a leak in the head gasket?

Lesson ID 1000
Level 2

Lubrication

Gasoline systems

Oxygen sensors

What does an oxygen sensor measure? Which models are often used?

Lesson ID 1377
Level 2

Catalytic converters

What is a catalytic converter? Which exhaust gases are converted?

Lesson ID 1378
Level 3

Spark plug

What is the function of a spark plug? Which versions are there? How do you check a spark plug?

Lesson ID 1379
Level 2

Otto engine

In which engine type is gasoline and air converted into power?

Lesson ID 1390
Level 1

FSI: injector

How do you add an electronically determined amount of strongly atomized gasoline to the intake air flow?

Lesson ID 1630
Level 3

One-spark coil

How is the fuel-air mixture ignited per cylinder without a distributor?

Lesson ID 1631
Level 3

Electronic throttle valve

Under all operating conditions, how can you electronically control the ideal throttle position?

Lesson ID 1632
Level 4

Broadband oxygen sensor

How can you determine the exact oxygen concentration of the exhaust gas?

Lesson ID 1633
Level 3

Three-way catalytic converter

Which catalytic converter is used most often on four-stroke engines? Which substances in the exhaust gases are converted?

Lesson ID 1639
Level 3

NOx catalytic converter

Which catalytic converter can be used on diesel engines or direct injection gasoline engines?

Lesson ID 1640
Level 3

Two-way catalytic converter

Which catalytic converter can be used with an engine whose mixture is not electronically controlled?

Lesson ID 1642
Level 3

Canister purge solenoid

How can you prevent fuel vapor from the fuel tank being released into the environment?

Lesson ID 284
Level 3

Fuel lift pump

How can you guarantee electronically the fuel supply to the injectors?

Lesson ID 285
Level 3

Knock sensor

How can you identify uncontrolled combustion?

Lesson ID 286
Level 3

Boost pressure sensor

How can you measure the absolute pressure in the intake manifold?

Lesson ID 287
Level 3

Hall sensor (reference)

How, using a Hall element, can you determine the position of the camshaft?

Lesson ID 291
Level 3

Waste gate solenoid valve

How can you electronically control the quantity of air flowing through the turbocharger?

Lesson ID 292
Level 3

EGR solenoid valve

How do you add an electronically specified amount of exhaust gas to the intake air?

Lesson ID 293
Level 3

Air temperature sensor

How can you measure the inlet air temperature?

Lesson ID 296
Level 3

Accelerator sensor

How can you determine the position of the accelerator?

Lesson ID 297
Level 3

Speed sensor

How can you measure the vehicle speed?

Lesson ID 298
Level 3

DIS coil & ignition module

How do you ignite, without a distributor, the air-fuel mixture in all the cylinders using two ignition coils?

Lesson ID 300
Level 3

Heated oxygen sensor

How do you measure the air-fuel mixture even when the engine is not to temperature?

Lesson ID 301
Level 3

Magnetic pickup

How can you determine the position of the crankshaft and the engine speed using induction?

Lesson ID 302
Level 3

Throttle position sensor

How do you measure the throttle position?

Lesson ID 303
Level 3

Engine temperature sensor

How can you measure the coolant temperature?

Lesson ID 304
Level 3

MPI: injector

How do you add an electronically determined gasoline quantity per cylinder to the inlet air?

Lesson ID 305
Level 3

Idle valve 1

How can you accurately control the idle speed using a duty cycle?

Lesson ID 306
Level 3

Mass air flow meter

How can you measure the aspirated air mass?

Lesson ID 307
Level 3

MPI: Operating conditions

What happens in the MPI system when idling, under partial load, under full load and when starting?

Lesson ID 360
Level 2

FSI: features

What must you do to a gasoline engine in order to realize lower fuel consumption, higher power and lower emissions of harmful exhaust gases?

Lesson ID 368
Level 2

FSI: air supply

What route does the air take through the FSI system before arriving in the combustion chamber?

Lesson ID 372
Level 2

FSI: operating conditions

How does an FSI system work under different operating conditions? What happens when idling, under part load, under full load and when starting?

Lesson ID 384
Level 2

MPI: Fuel circuit

What route does the fuel take through the MPI system before reaching the combustion chamber?

Lesson ID 409
Level 2

MPI: Characteristics

What are the characteristics of the MPI system?

Lesson ID 410
Level 2

MPI: Overview

What sensors and actuators does an MPI system have?

Lesson ID 411
Level 2

FSI: fuel circuit

What route does the fuel take through the FSI system before arriving in the combustion chamber?

Lesson ID 412
Level 2

NOx sensor

How does the control unit determine when regeneration of the NO<sub>x</sub> catalyst should start and finish?

Level 4

Exhaust gas temperature sensor

How does the control unit know whether the catalyst has reached operating temperature?

Lesson ID 424
Level 3

FSI: stratified combustion

How can you run a gasoline engine on a very lean mixture?

Lesson ID 438
Level 4

FSI: homogenous combustion

Why and when is homogenous combustion used? What is homogenous combustion? How is the fuel quantity determined and achieved for homogenous combustion?

Lesson ID 449
Level 4

FSI: homogenous lean combustion

How can you achieve a gradual transition between stratified and homogenous combustion, with a higher torque and engine speed than with stratified combustion?

Lesson ID 452
Level 4

FSI: homogenous stratified combustion

How can you achieve a gradual transition between stratified and homogenous combustion, with lower fuel consumption than with homogenous combustion?

Lesson ID 455
Level 4

FSI: homogenous anti-knock comb.

How can you ensure that the knock threshold of the engine is reached less quickly?

Lesson ID 456
Level 4

FSI: stratified comb. for catalyst heater

How can you quickly heat up the catalyst in order to reduce the emission of harmful exhaust gases?

Lesson ID 457
Level 4

FSI: modes

How can you save fuel and at the same time achieve higher power?

Lesson ID 486
Level 3

FSI: high pressure pump

How can you guarantee, by mechanical means, the supply of gasoline to the common rail?

Lesson ID 497
Level 3

Exhaust gases and catalysts

In what ways is exhaust gas from gasoline and diesel engines treated?

Lesson ID 1080
Level 2

Diesel systems

EDC: Fuel Quantity Adjustment

How does fuel quantity adjustment work?

Lesson ID 203
Level 3

EDC: Injection Timing Control

What mechanism controls the injection timing?

Lesson ID 204
Level 3

EDC: Shutdown valve

How does the shutdown valve work?

Lesson ID 206
Level 3

EDC: Injector Needle Movement Sensor

Which sensor registers the start of the injection?

Lesson ID 210
Level 3

EDC: Control Slider Impact Sensor

How does a control slider impact sensor work?

Lesson ID 216
Level 3

EDC: Characteristics

What are the characteristics of the EDC system?

Lesson ID 265
Level 2

CRD: rail pressure sensor

How can you measure the fuel pressure in the rail in such a way that you can inject precisely the desired quantity of diesel?

Lesson ID 288
Level 3

CRD: high pressure pump

How can you mechanically ensure diesel supply to the common rail?

Lesson ID 289
Level 3

CRD: fuel lift pump

How can you electronically ensure the diesel supply to the high pressure pump?

Lesson ID 290
Level 3

CRD: injector

How do you inject an electronically specified quantity of diesel into the intake air?

Lesson ID 294
Level 3

CRD: pressure regulator

How do you accomplish every required diesel pressure in a common rail electronically?

Lesson ID 295
Level 3

Glow plugs

How can you preheat a diesel engine electronically so it starts easily?

Lesson ID 299
Level 3

CRD: characteristics

What are the characteristics of a CRD system?

Lesson ID 314
Level 2

CRD: fuel circuit

What route does the fuel take through a CRD system before arriving in the combustion chamber?

Lesson ID 396
Level 2

CRD: overview

What sensors and actuators does a CRD system have?

Lesson ID 397
Level 2

CRD: operating conditions

How does a CRD system work under different operating conditions? What happens when idling, under part load, under full load and when starting?

Lesson ID 399
Level 2

EDC: Fuel Circuit

What route does the fuel take through the EDC system before ending up in the combustion chamber?

Lesson ID 401
Level 2

EDC: Overview

Which components make up the EDC system?

Lesson ID 402
Level 2

EDC: Operating conditions

How does an EDC diesel system work under different operating conditions? What happens when idling, under partial load, under full load and when starting?

Lesson ID 403
Level 2

Exhaust gases and catalysts

In what ways is exhaust gas from gasoline and diesel engines treated?

Lesson ID 1080
Level 2

Catalytic converters

What is a catalytic converter? Which exhaust gases are converted?

Lesson ID 1378
Level 3

NOx catalytic converter

Which catalytic converter can be used on diesel engines or direct injection gasoline engines?

Lesson ID 1640
Level 3

LPG systems

Chassis

Wheels and tires

Tires

What are the functions of the tire and how is it constructed?

Lesson ID 1001
Level 1

Tire sizes and designations

What do the designations on the tire signify?

Lesson ID 1003
Level 1

Tire radius

How does the radius of the tire change when loaded?

Lesson ID 1005
Level 2

Wheels

What kinds of wheels are there and how are they labeled?

Lesson ID 1007
Level 1

Wheel balancing machine

How do you know whether a wheel is correctly balanced?

Lesson ID 1008
Level 1

Valves

How do you put air into a tire?

Lesson ID 1009
Level 1

Forces exerted on a tire on a bend

What forces are exerted on a tire on a bend?

Lesson ID 1010
Level 2

Tire pressure gauge

How do you bring a tire up to the correct pressure?

Lesson ID 1011
Level 1

Tire wear

How do you check a tire for wear and damage?

Lesson ID 1064
Level 1

Measuring the tread depth

How do you check the tread depth?

Lesson ID 1065
Level 1

Flat tire and emergency assistance

What can you do if you have a flat tire?

Lesson ID 1069
Level 1

Longitudinal forces on the vehicle

Whilst driving, what forces act on the vehicle in the direction it is traveling?

Lesson ID 1070
Level 2

Imbalance in the wheel

What types of imbalance can arise in the wheels?

Lesson ID 1071
Level 2

Brakes

Brake booster

How does a brake booster work?

Lesson ID 1110
Level 2

Master cylinder

How does the master cylinder work?

Lesson ID 1112
Level 2

Disc Brake

How do disc brakes work?

Lesson ID 1114
Level 2

Suspension

Vehicle dimensions

Which are the basic dimensions of a vehicle?

Lesson ID 1687
Level 2

Driving line, center line

Which axle determines the direction of travel of the vehicle?

Lesson ID 1688
Level 2

King pin inclination (KPI)

What term is used to describe the angle that exists between the center line of the swivel axle in relation to the perpendicular line on the road surface as viewed in front of the vehicle?

Lesson ID 1690
Level 2

Angle

In what unit of measurement do you express an angle and how do you measure an angle?

Lesson ID 1691
Level 2

The Ackermann steering trapezium

How do we achieve error-free steering?

Lesson ID 1692
Level 2

Camber

What term is used to describe the angle that exists between the center line of the wheel and the perpendicular line on the road surface?

Lesson ID 1693
Level 2

The caster

What term is used to describe the angle that exists between the center line of the swivel axle and the perpendicular line on the road surface when viewing the vehicle from the side?

Lesson ID 1694
Level 2

Tracking

What term is used to refer to the angle that exists between the center line of the vehicle when viewed from above and the center line of the wheel?

Lesson ID 1695
Level 2

Sequence of work - Alignment

What sequence of work applies in relation to alignment?

Lesson ID 1697
Level 3

Alignment report

How do you determine the correct wheel and caster settings from the alignment report?

Lesson ID 1698
Level 3

Subframe

To which part are the support arms, steering box and stabilizer bar attached?

Lesson ID 1699
Level 3

Axle load

How are the forces distributed across the front and rear axle during static and dynamic situations?

Lesson ID 1700
Level 3

Vehicle movements

What are the movements called to which the vehicle is subjected?

Lesson ID 1701
Level 3

Dynamic king pin inclination

What term is used to describe the angle that exists between the center line of the swivel axle in relation to the perpendicular line on the road surface as viewed in front of the vehicle?

Lesson ID 1702
Level 3

Converting angles

How do you convert an angle in decimals into degrees, minutes and seconds?

Lesson ID 1703
Level 2

Steering system

With what is the direction of a vehicle determined?

Lesson ID 1708
Level 2

Tie rod length & tie rod angle difference

What can make the toe out vary on a bend?

Lesson ID 1709
Level 3

Dynamic tracking

Why is tracking used?

Lesson ID 1715
Level 3

Dynamic camber

What causes the wheel to stand perpendicular to the road surface during driving?

Lesson ID 1716
Level 3

Dependent suspension

What is the term for a suspension, in which the movement of a wheel is transferred directly to the other wheel on the same axle?

Lesson ID 1724
Level 2

Independent suspension

What is the term for the type of suspension, in which the movement of a wheel is not transferred to the other wheel?

Lesson ID 1725
Level 2

Semi-independent suspension

What is the term for the type of suspension, in which the movement of a wheel is transferred in part to the other wheel on the same axle?

Lesson ID 1726
Level 2

Convenience and safety

Air conditioning

AC: compressor with fixed output

What component brings the air conditioning system up to pressure?

Lesson ID 132
Level 2

AC: compressor with variable output

What type of pump allows you to vary the pressure of the air conditioning system?

Lesson ID 133
Level 2

AC: condenser

What component cools the coolant?

Lesson ID 134
Level 2

AC: fixed metering

How is the pressure reduced?

Lesson ID 135
Level 2

AC: variable metering

How is the metering regulated near the evaporator?

Lesson ID 136
Level 2

AC: evaporator

How do you cool the air inside the car?

Lesson ID 137
Level 2

AC: accumulator

What is the function of the accumulator and what components does it contain?

Lesson ID 138
Level 2

AC: filter/drier

What component filters and extracts water from the coolant?

Lesson ID 139
Level 2

AC: switches and sensors

What sensors monitor pressure and temperature?

Lesson ID 140
Level 2

AC: coupling and lubrication

How is the pump switched on?

Lesson ID 144
Level 2

AC: Introduction

How can we control the climate inside the vehicle?

Lesson ID 373
Level 2

AC: Coolant cycle

How does the air conditioning cool down the air?

Lesson ID 375
Level 2

AC: Principles and models

What kinds of metering devices are there and which components belong to them?

Lesson ID 376
Level 2

AC: Operation

What do the various control panels of the air condition system look like and what does the electrical diagram look like?

Lesson ID 381
Level 2

Multimedia

Networking applications

Active safety systems

ESP: Wheel Sensors

How does a wheel sensor work?

Lesson ID 103
Level 3

ESP: Characteristics

What is the Electronic Stability Program and what systems does it consist of?

Lesson ID 413
Level 2

ESP: operating conditions

How does an ESP system function under different operating conditions?

Lesson ID 419
Level 3

Airbags

How can you reduce the risk of injury when a car accident occurs?

Lesson ID 1088
Level 2

Acceleration sensor

Which sensor measures the acceleration of the vehicle?

Lesson ID 1089
Level 2

Dual-stage airbag

How does a dual-stage airbag work?

Lesson ID 1090
Level 2

Working on airbags

How can you work safely on a vehicle fitted with airbags?

Lesson ID 1091
Level 2

Seat occupancy sensor

Which sensor detects whether the passenger seat in the vehicle is occupied?

Lesson ID 1092
Level 2

Airbag activation

How can the airbag control unit inflate the correct airbag at the correct point and with the correct force?

Lesson ID 1093
Level 3

ESP: Braking Circuit

Which components make up the ESP system?

Lesson ID 1108
Level 2

Active brake booster

How can the braking pressure be increased when ESP is enabled?

Lesson ID 1111
Level 2

ESP: High pressure pump

How does the high pressure pump in the ESP system work?

Lesson ID 1113
Level 2

ESP: Intervention

How does ESP intervene in an over and an understeer situation?

Lesson ID 1115
Level 2

Seat occupancy switch

Which sensor detects whether the passenger seat in the vehicle is occupied?

Lesson ID 1157
Level 2

Seat position sensor

Which sensor detects the position of the seat?

Lesson ID 1158
Level 2

Gas generator

Which component supplies the gas for filling the airbag?

Lesson ID 1159
Level 2

Hybrid airbag

Which airbag is inflated by a storage tank?

Lesson ID 1160
Level 2

Seat belt

Which belt protects the vehicle's occupant when there is an accident?

Lesson ID 1475
Level 2

Seat belt tensioner

Which component is in charge of tensioning the seat belt during a collision?

Lesson ID 1476
Level 2

Lighting

Headlight tester

How do you prevent being blinded by oncoming traffic and how do you illuminate the largest possible section of the road surface and roadside?

Lesson ID 1116
Level 1

Lighting

Which lights can be found on the car and which lamps can they contain?

Lesson ID 1124
Level 1

Light sources

What produces the light in and on the car?

Lesson ID 1133
Level 1

Headlight cleaning systems

How can you keep headlights clean?

Lesson ID 1134
Level 1

Headlight height adjustment

How can you adjust the headlight height?

Lesson ID 1135
Level 1

Cornering lights

How can you illuminate to a greater extent places that are difficult to see?

Lesson ID 1136
Level 1

Taillights

Which systems are used in taillights?

Lesson ID 1137
Level 1

Headlights

How should you light up the road at night or in case of poor visibility and how should you make sure you are seen by other road users?

Lesson ID 1138
Level 1

Legal regulations for lights (UNCE)

To which standard do the lights on automobiles and trucks have to comply? (Not in USA, Canada and other countries.)

Lesson ID 1145
Level 1

Electrical engineering

Basic electrical engineering

Voltmeter

How do you use a voltmeter to measure the voltage in an electrical circuit?

Lesson ID 27
Level 2

Ohmmeter

How do you measure resistance using a standard multimeter?

Lesson ID 28
Level 2

Ammeter

How does an ammeter work?<br>

Lesson ID 29
Level 2

Current clamp

How do you measure electric current with a current clamp?

Lesson ID 30
Level 2

Multimeter autorange

How does the autorange function work on a multimeter?<br>

Lesson ID 31
Level 2

Ohm's law

What is the relationship between electric voltage, current and resistance?

Lesson ID 32
Level 2

Series connections

What are the characteristics of a series connection?

Lesson ID 33
Level 2

Parallel connections

What are the characteristics of a parallel connection?

Lesson ID 37
Level 2

Power law

What is the relationship between power (P), voltage (V) and current (I)?

Lesson ID 42
Level 2

Direct and AC voltage

What types of voltage exist and how do you measure these?

Lesson ID 43
Level 2

Relay

How can you switch a large main current with a small driving current?

Lesson ID 45
Level 2

Kirchhoff's first law

How do you determine the electric current flowing through a wire if you know the current flowing through the connected wires?

Lesson ID 50
Level 2

Negative and positive temp. coefficient

How does a negative and positive temperature coefficient resistor work (NTC/PTC)?

Lesson ID 54
Level 2

Ground-switched and positive-switched

How can you switch a load?

Lesson ID 55
Level 2

Fault finding

How do you find a fault?

Lesson ID 263
Level 2

Starting and charging systems

Electronics

Duty cycle

How can you control current without power loss?

Lesson ID 46
Level 2

Oscilloscope: introduction

What are power and information carrying wires?

Lesson ID 114
Level 3

Oscillograph

How does an oscillograph work?

Lesson ID 115
Level 3

Oscilloscope: guided tour

What do the knobs and buttons on an oscilloscope do?

Lesson ID 116
Level 3

Oscilloscope: step-by-step plan

How do you make sure you measure a signal correctly with an oscilloscope?

Lesson ID 117
Level 3

Oscilloscope: using two channels

How can you use an oscilloscope to measure using two channels?

Lesson ID 118
Level 3

Oscilloscope: exercises

What kind of signals can you measure with the oscilloscope? How do you use the oscilloscope in practice?

Lesson ID 119
Level 3

Signals

What types of signals activate sensors?

Lesson ID 386
Level 2

Amplitude Modulation

What does an amplitude modulation (AM) signal look like?

Lesson ID 387
Level 2

Frequency Modulation

What does a frequency modulation (FM) signal look like?

Lesson ID 388
Level 2

Pulse Width Modulation

What does a pulse width modulation (PWM) signal look like?

Lesson ID 389
Level 2

Light dependent resistor

How does a light dependent resistor (LDR) work?

Lesson ID 500
Level 2

Magnetic dependent resistor

How does a magnetic dependent resistor (MDR) work?

Lesson ID 501
Level 2

Duty-cycle controlled heater

How can you rapidly bring a component to operating temperature and accurately keep it there?

Lesson ID 1094
Level 4

Positive Temp. Coefficient (PTC) heater

Using a self regulating heating element, how can you bring a component to its' operating temperature and keep it there?

Lesson ID 1147
Level 3

Duty-cycle delimited/regulated heater

By using a positive temperature coefficient (PTC) heater to delimit/regulate the current with a duty-cycle, how can you very rapidly bring a component to operating temperature?

Lesson ID 1150
Level 3

Microprocessors

Control theory

Networks

Parallel communication

In what type of communication does each wire carry both power and data?

Lesson ID 2
Level 2

Serial communication

In what type of communication does one wire carry all the data?

Lesson ID 3
Level 2

CAN-bus: introduction

What networks are used in motor vehicles and why?

Lesson ID 38
Level 4

CAN-bus: electrical operation

How can all control units exchange information with each other via the CAN bus?

Lesson ID 39
Level 4

CAN-bus: protocol

How do you ensure that control units understand each other's CAN messages and communication errors are prevented?

Lesson ID 51
Level 4

CAN-bus: arbitration

In a CAN bus network, what mechanism prevents messages from being transmitted all at the same time?

Lesson ID 52
Level 4

CAN-bus: error detection & rectification

How is an error in a CAN bus message detected and what is the response?

Lesson ID 56
Level 4

CAN-bus: topology

How are CAN bus networks structured and why is it necessary to know the topology of a network?

Lesson ID 57
Level 4

CAN-bus: diagnosis

How do you diagnose a CAN bus network?

Lesson ID 58
Level 4

Network Configuration

How can you connect the control units with each other to form a network?

Lesson ID 252
Level 2

CAN-bus: protocol

How do you ensure that control units understand each other's CAN messages?

Lesson ID 254
Level 2

CAN bus: transmission lines

How can signals be transported between control units?

Lesson ID 255
Level 2

Body

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Top 20 Modules

  1. Voltmeter
  2. Ammeter
  3. Ohmmeter
  4. Ohm's law
  5. Series connections
  6. Current clamp
  7. Parallel connections
  8. Relay
  9. Timing system
  10. Tires
  11. Direct and AC voltage
  12. Master cylinder
  13. Power law
  14. Light sources
  15. Kirchhoff's first law
  16. Duty cycle
  17. Disc Brake
  18. Tire sizes and designations
  19. Lighting