Module Name: Module Number:
MODULE: Electrics
Basic Electrics 1.1
Electrical Circuit Testing 1.2
Batteries 1.3
Keyless Go System 1.4
Power management 1.5
Wiring Diagrams 1.6
MODULE: Basic Engine Technology
The Otto Cycle 2.1
Oil Pumps and Lubrication 2.2
Water Pumps and Cooling 2.3
MODULE: Starting and Charging Circuits
Starting Circuits 3.1
Stop Start Systems 3.2
Charging 3.3
MODULE: Electronic Ignition
Ignition Primary Circuits 4.1
Ignition Secondary Circuits 4.2
Testing Ignition Secondary Circuits 4.3
MODULE: Petrol Electronic Fuel Injection
Indirect Petrol Electronic Fuel Injection 5.1
Direct Petrol Electronic Fuel Injection 5.2
Fuel Pressure Testing (indirect injection) 5.3
MODULE: Diesel Fuel Injection
Diesel Mechanical Fuel Injection 6.1
Diesel Mechanical Fuel Injection Trouble Shooting 6.2
Types of Electronic Diesel Fuel Injection 6.3
Bosch Diesel Common Rail (part1) 6.4
HDI – Engine 6.4 ref
Bosch Diesel Common Rail (part2) 6.5
Bosch Diesel Common Rail (part3) 6.6
Bosch Diesel Unit Injection (Pumpe-Duse) 6.7
Diesel Leak-off Testing 6.8
Vacuum Supply 6.9
Low Pressure Fuel Testing 6.1
MODULE: Control Modules
Engine Electronic Control Modules 7.1
Locations of Engine Electronic Control Modules 7.2
Body Control Modules 7.3
MODULE: Sensors and Actuators
Sensors (Petrol EFI) 8.1
Actuators (Petrol EFI) 8.2
Sensors (Common Rail Diesel) 8.3
Actuators (Common Rail Diesel) 8.4
Coolant Temperature Sensors 8.1.1
Air Temperature Sensors 8.1.2
Fuel Temperature Sensors 8.1.3
Crankshaft Position Sensors 8.1.4
Camshaft Position Sensors 8.1.5
Engine Speed Sensors 8.1.6
Throttle Position Sensors 8.1.7
Airflow Sensors 8.1.8
Atmospheric Pressure Sensors 8.1.9
Manifold Absolute Pressure Sensors 8.1.10
TMAP Sensors 8.1.11
Lambda Sensors 8.1.12
Knock Sensors 8.1.13
Road Speed Sensors 8.1.14
Miscellaneous Sensors 8.1.15
Symptoms of Failed Sensors 8.1.16
Ignition Coils 8.2.1
Injectors 8.2.2
Fuel Pumps 8.2.3
Idle Speed Control 8.2.4
Electronic Throttle Control 8.2.5
Exhaust Gas Recirculation Valve 8.2.6
Electronic Engine Cooling Fans 8.2.7
Diagnostic Plug and Warning Light 8.2.8
Symptoms of Failed Actuators 8.2.9
Fuel Temperature Sensors 8.3.1
Turbocharger Boost Air Temperature 8.3.2
Diesel Airflow Meters 8.3.3
Turbocharger Boost Pressure Sensors 8.3.4
Fuel Rail Pressure Sensors 8.3.5
Miscellaneous Sensors 8.3.6
Symptoms of Failed Sensors 8.3.7
Glow Plugs 8.4.1
Fuel Pressure Control Solenoid 8.4.2
Fuel Quantity Control Solenoid 8.4.3
Injectors 8.4.4
Diesel Throttle Valve 8.4.5
Turbocharger Wastegate Valve 8.4.6
Symptoms of Failed Actuators 8.4.7
MODULE: Emissions
Petrol Emissions 9.1
Diesel Emissions 9.2
Emission Control Devices 9.3
Diesel Particulate Filters 9.4
MODULE: Braking, Steering and Suspension
ABS 10.1
ESP 10.2
Electronic Handbrakes 10.3
Electronic Steering 10.4
SRS 10.5
MODULE: Vehicle Servicing
Engine oil 11.1
Power Steering Fluids 11.2
Brake Fluids 11.3
Anti-freeze 11.4
Filters 11.5
Spark Plugs 11.6
Cambelts and Timing Chains 11.7
Serpentine Belts 11.8
MODULE: Diagnostic Procedures and Flowcharts
Six Step Approach 13.1
Guided Diagnostics 13.2
Diagnostic Procedures – Checking Batteries 13.3
Checking Battery Static Current Draw 13.3 ref
Diagnostic Procedures – Engine Fails to Crank or Cranks Slowly 13.4
Diagnostic Procedures – Engine Cranks but fails to start – Checking HT circuits 13.5
Diagnostic Procedures – Engine Cranks but fails to start – Checking LT circuits (Inductive pick-ups) 13.6
Diagnostic Procedures – Engine Cranks but fails to start – Checking LT circuits (Hall effect pick-ups) 13.7
Diagnostic Procedures – Engine Cranks but fails to start – Electronic Fuel Injection 13.8
Miscellaneous Diagnostic Procedures 13.9
MODULE: Waveform Library
Waveform Library – Sensors 14.1
Waveform Library – Actuators 14.2
Waveform Library Ignition 14.3
Waveform Library Miscellaneous 14.4
Waveform Library Electronic Diesel Injection 14.5
Waveform Library Motorcycle Engine Management 14.6
Waveform – Air Flow Meter – Air Vain 14.1.1
Waveform – Air Flow Meter – Hot Wire 14.1.2
Waveform – Faulty – Air Flow Meter 14.1.3
Waveform – Frequency – Hot Film 14.1.4
Waveform – Frequency – Hot Wire 14.1.5
Waveform – Camshaft Sensor – AC Excited 14.1.6
Waveform – Camshaft Sensor – Inductive 14.1.7
Waveform – Camshaft Sensor – Hall Effect (example 1) 14.1.8
Waveform – Camshaft Sensor – Hall Effect (example 2) 14.1.9
Waveform – Camshaft vs. Crankshaft Sensors (dual trace) 14.1.10
Waveform – Coolant Temperature Sensor 14.1.11
Waveform – Coolant Temperature Sensor (Vauxhall) 14.1.12
Waveform – Crankshaft Sensor – Hall Effect 14.1.13
Waveform – Crankshaft Sensor – Inductive (engine cranking) 14.1.14
Waveform – Crankshaft Sensor – Inductive (engine running) 14.1.15
Waveform – Distributor (Hall Effect) Pick-up 14.1.16
Waveform – Distributor (Inductive) Pick-up (Engine Cranking) 14.1.17
Waveform – Distributor (Inductive) Pick-up (Engine Running) 14.1.18
Waveform – Knock Sensor 14.1.19
Waveform – MAP Sensor (Analogue) 14.1.20
Waveform – MAP Sensor (Digital) 14.1.21
Waveform – Manifold Vacuum – Idle, Cruise, WOT 14.1.22
Waveform – Oxygen Sensor Heater 14.1.23
Waveform – Oxygen Sensor (Titania) 14.1.24
Waveform – Oxygen Sensor (Ziconia) 14.1.25
Waveform – EOBD Oxygen Sensors 14.1.26
Waveform – Power Steering Pressure Sensor 14.1.27
Waveform – Road Speed Sensor (Hall Effect) 14.1.28
Waveform – Throttle Pedal Sensor (ETC) 14.1.29
Waveform – Throttle Position Sensor (ETC) 14.1.30
Waveform – Throttle Potentiometer 14.1.31
Waveform – Fault Throttle Potentiometer 14.1.32
Waveform – Throttle Potentiometer and Switch 14.1.33
Waveform – Throttle Switch 14.1.34
Waveform – TMAP 14.1.35
Waveform – Twin Camshaft Sensors 14.1.36
Waveform – Carbon Canister Solenoid Valve 14.2.1
Waveform – Variable Speed Cooling Fan 14.2.2
Waveform – EGR Solenoid Valve 14.2.3
Waveform – Fuel Pump Current 14.2.4
Waveform – Fuel Pump – High Pressure Regulator 14.2.5
Waveform – Fuel Pump – Returnless Regulator 14.2.6
Waveform – Fuel Supply Pressure 14.2.7
Waveform – Idle Speed Control Valve (Electromagnetic) 14.2.8
Waveform – Idle Speed Control Valve (Rotary) 14.2.9
Waveform – Injector – Direct Injection 14.2.10
Waveform – Injector – Multi-point injection (voltage) 14.2.11
Waveform – Injector – Multi-point injection (current) 14.2.12
Waveform – Injector – Multi-point injection (multi-pulsing) 14.2.13
Waveform – LPG Injector Simulator 14.2.14
Waveform – Single Point Injection (current) 14.2.15
Waveform – Single Point Injection (example 1) 14.2.16
Waveform – Single Point Injection (example 2) 14.2.17
Waveform – Stepper Motor (4 wire) 14.2.18
Waveform – Stepper Motor (5 wire) 14.2.19
Waveform – Throttle Body Servomotor 14.2.20
Waveform – Variable Camshaft Timing Solenoid 14.2.21
Waveform – Amplifier Earth 14.3.1
Waveform – EDIS Unit (PIP & SAW) 14.3.2
Waveform – Ignition Amplifier ECM Signals 14.3.3
Waveform – Primary vs. Secondary (dual trace) 14.3.4
Waveform – Faulty Ignition Coil 14.3.5
Waveform – Coil-per-cylinder with Integral Amplifier 14.3.6
Waveform – Ignition Primary 14.3.7
Waveform – Ignition Primary (Burn Time) 14.3.8
Waveform – Ignition Primary (Sparkline) 14.3.9
Waveform – Ignition Primary (Induced Voltage) 14.3.10
Waveform – Ignition Primary (Dwell Period) 14.3.11
Waveform – Ignition Primary (Current 1) 14.3.12
Waveform – Ignition Primary (Current 2) 14.3.13
Waveform – BMW Ignition Primary 14.3.14
Waveform – Ignition Secondary 14.3.15
Waveform – Ignition Secondary (Burn Time) 14.3.16
Waveform – Ignition Secondary (Sparkline) 14.3.17
Waveform – Ignition Secondary (Plug Kv) 14.3.18
Waveform – ABS Speed Sensor (Inductive) 14.4.1
Waveform – ABS Speed Sensor (Inductive) Dual Trace 14.4.2
Waveform – ABS Speed Sensor (Inductive) Cornering 14.4.3
Waveform – ABS Speed Sensor (Digital) 14.4.4
Waveform – ABS Speed Sensor (Digital) Dual Trace 14.4.5
Waveform – ABS Speed Sensor (Digital) Cornering 14.4.6
Waveform – Alternator Volts and Amps 14.4.7
Waveform – Alternator 14.4.8
Waveform – CAN-Bus Signal Integrity 14.4.9
Waveform – CAN-Bus Data Integrity 14.4.10
Waveform -CAN-Bus Long Capture 14.4.11
Waveform – LIN-Bus Engine off 14.4.12
Waveform – Cranking Amps (Petrol) 14.4.13
Waveform – Cranking Amps (Diesel) 14.4.14
Waveform – Electric Handbrake Operation 14.4.15
Waveform – Glow plug Timer Relay 14.4.16
Waveform – Pulse width modulation example 1 14.4.17
Added – pulse width modulation example 2 14.4.18
Waveform -Smart Charging (Ford) 14.4.19
Waveform – Steering Angle Sensor 14.4.20
Waveform – Volt Drop Test 14.4.21
Waveform – CDI Accelerator Pedal Sensor 14.5.1
Waveform – CDI Airflow Sensor 14.5.2
Waveform – CDI Camshaft (Hall Effect) Sensor 14.5.3
Waveform – CDI EGR Solenoid Valve 14.5.4
Waveform – CDI Engine Speed Sensor 14.5.5
Waveform – CDI High Fuel Pressure Sensor 14.5.6
Waveform – CDI Injector (Current) Idle 14.5.7
Waveform – CDI Injector (Current) Under Acceleration 14.5.8
Waveform – CDI Injector (Current) Overrun 14.5.9
Waveform – CDI Inlet Air Pressure Sensor 14.5.10
Waveform – CDI Turbo Pressure Sensor Solenoid Valve (At idle) 14.5.11
Waveform – CDI Turbo Pressure Sensor Solenoid Valve (Under Acceleration) 14.5.12
Waveform – CDI 3 Injector 14.5.13
Waveform – CDI 3 Pressure Regulator 14.5.14
Waveform – CDI 3 Quantity Control Valve 14.5.15
Waveform – Common rail injector 14.5.16
Waveform – MPROP valve 14.5.17
Waveform – Rail pressure sensor 14.5.18
Waveform – PD injector 14.5.19
Waveform – PD Piezo injector 14.5.20
Waveform – Delphi Injector 14.5.21
Waveform – Common Rail Pressure Sensor (Delphi) 14.5.22
Waveform – Denso Common Rail Injector 14.5.23
Waveform – Denso FTS 14.5.24
Waveform – Denso SCV 14.5.25
Waveform – Airflow intake / turbo boost pressure 14.5.26
Waveform – Fuel Supply Pressure 14.5.27
Waveform – Diesel Injector Lift Valve Sensor 14.5.28
Waveform – Piezo Injector 14.5.29
Waveform – TMAP on Turbocharged Diesel 14.5.30
Waveform – Turbo Boost / Air Intake Temperature 14.5.31
Waveform – Turbo Boost Pressure 14.5.32
Waveform – Vacuum Supply 14.5.33
Waveform – Motorcycle cranking 14.6.1
Waveform – Motorcycle Charging Volts & Amps 14.6.2
Waveform – Motorcycle Phase Wires 14.6.3
Waveform – Motorcycle Engine speed & position 14.6.4
Waveform – Motorcycle Coolant & Intake Air Temperature 14.6.5
Waveform – Motorcycle Atmospheric Pressure Sensor 14.6.6
Waveform – Motorcycle Road speed Sensor 14.6.7
Waveform – Motorcycle Throttle Position Sensor 14.6.8
Waveform – Motorcycle Manifold Pressure Sensor 14.6.9
Waveform – Motorcycle Lambda Sensor 14.6.10
Waveform – Motorcycle Fuel Pump Current 14.6.11
Waveform – Motorcycle Injector 14.6.12
Waveform – Motorcycle Injector Current 14.6.13
Waveform – Motorcycle Primary Ignition 14.6.14
Waveform – Motorcycle Primary Ignition Current 14.6.15
Waveform – Motorcycle Secondary Ignition (Negative Fired) 14.6.16
Waveform – Motorcycle Secondary Ignition (Positive Fired) 14.6.17
Waveform – Motorcycle Side Stand Switch 14.6.18
Waveform – Motorcycle Neutral Switch 14.6.19
Waveform – Motorcycle Cooling Fan Current 14.6.20
MODULE: Miscellaneous Topics
Mechanical Fuel Injection (K-jetronic) 15.1
Liquefied Petroleum Gas 15.2
Hybrid Vehicles 15.3
Variable Vale Timing 15.4
Air Conditioning 15.5
Turbochargers 15.6
Variable geometry turbos 15.7
Saddle fuel tanks / pumps 15.8
Miscellaneous Older Technology 15.9
MODULE: Bonus Material
Back to basics – Part 1 – Ignition Primary Circuits 16.1
Back to basics – Part 2 – Trigger Signals (part 1) 16.2
Back to basics – Part 3 – Trigger Signals (part 2) 16.3
Back to basics – Part 4 – Trigger Signals (part 3) 16.4
Back to basics – Part 5 – Primary vs Secondary 16.5
Back to basics – Part 6 – Electronic Fuel Injection (part 1) 16.6
Back to basics – Part 7 – Electronic Fuel Injection (part 2) 16.7
Back to basics – Part 8 – Electronic Fuel Injection (part 3) 16.8
Back to basics – Part 9 – Emission Related Components & Actuators 16.9
Back to basics – Part 10 – Miscellaneous Sensor & Actuator Waveforms 16.1
Health & Safety Disclaimer App A
Glossary App B