Heavy-Duty Diesel Engine Maintenance Training Course

Name: Heavy-Duty Diesel Engine Operations and Maintenance Training Course
Availability: InStock

Operate, inspect, diagnose, and maintain heavy-duty diesel engines using system evidence and controlled service decisions.

Heavy-Duty Diesel Engine Maintenance Training Course

At a glance

Duration: 1 Week
Format: Classroom
Cities: Berlin, Johannesburg, Barcelona, Cape town, Dubai, Tbilisi and more
Next session: 9 – 13 November 2026
Average fee: 7,500 €

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Heavy-Duty Diesel Engine Operations and Maintenance Training Course

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Overview

Heavy-Duty Diesel Engine Operations and Maintenance Training Course is a one-week intermediate course for technicians, mechanics, engineers, supervisors, and operators who leave with an Engine Condition and Service Decision File. The course connects safe engine operation, combustion evidence, lubrication and cooling checks, common-rail fuel systems, turbocharging, exhaust aftertreatment, electronic engine diagnostics, preventive maintenance, fault isolation, and return-to-service decisions across fleet and industrial applications. Agile Leaders Training Center delivers this course on heavy-duty diesel engine operations and maintenance.

Who Should Attend

Teams responsible for operating heavy-duty diesel engines within load, temperature, pressure, and emissions boundaries
Functions responsible for inspection, lubrication, cooling, filtration, scheduled service, and maintenance records
Teams responsible for fuel-system, air-system, turbocharger, and exhaust-aftertreatment condition
Functions responsible for electronic engine diagnostics, fault-code evidence, sensor checks, and troubleshooting
Supervisory groups responsible for work scope, parts decisions, test results, and return-to-service approval

The course assumes participants already use engine manuals, service records, measurement tools, or diagnostic displays and leaves out live repair authorization, machining, component rebuilding, and manufacturer-specific certification.

Departments and Industries

The course supports heavy-duty diesel engine operations and maintenance across mobile and stationary applications.

Fleet maintenance, workshops, field service, and reliability engineering
Mining, construction, quarrying, and earthmoving operations
Power generation, utilities, industrial plants, and process facilities
Road transport, logistics, marine service, and port equipment
Technical services, spare-parts planning, and maintenance quality assurance

Learning Objectives

By the end of this course, participants will be able to:

Analyze diesel combustion, engine architecture, and operating evidence.
Apply lubrication, cooling, intake, exhaust, and filtration checks.
Diagnose common-rail fuel, turbocharger, sensor, and aftertreatment faults.
Use electronic engine diagnostics and condition-test results.
Build preventive maintenance and service decision controls.
Evaluate corrective actions and return-to-service evidence.

Course Agenda

Day 1: Map Engine Operation

Four-Stroke Compression-Ignition Cycle and Combustion Evidence Map
Block, Head, Pistons, Cranktrain, Valve Train, and Timing-System Diagram
Power, Torque, Speed, Load, Fuel-Rate, and Thermal Operating Envelope
Starting, Warm-Up, Loading, Idle, Cool-Down, and Shutdown Checklist
Operator Observation, Warning-Lamp, Noise, Smoke, and Trend Record

Day 2: Control Fluids and Airflow

Lubrication Circuit, Oil-Pressure, Consumption, Contamination, and Sampling Check
Cooling Circuit, Thermostat, Pump, Pressure, Temperature, and Leakage Test
Air Cleaner, Intake Restriction, Charge-Air Cooler, and Boost Path Inspection
Turbocharger Lubrication, Compressor, Turbine, Wastegate, and Actuator Assessment
Crankcase Ventilation, Blowby, Compression, and Cylinder-Sealing Condition Test

Day 3: Assess Fuel and Aftertreatment

Fuel Tank, Water Separation, Filtration, Priming, and Low-Pressure Supply Check
Common-Rail Pump, Rail Pressure, Injector, Return-Flow, and Leakage Test
Injection Timing, Cylinder Balance, Fuel Correction, and Combustion Symptom Matrix
Exhaust Gas Recirculation and Diesel Oxidation Catalyst Condition Review
Diesel Particulate Filter, Regeneration, Backpressure, SCR, and DEF Evidence Sheet

Day 4: Diagnose and Plan Service

Heavy-Duty Diagnostic Trouble Code, Lamp Status, Freeze-Frame, and Parameter Review
Sensor Supply, Ground, Signal, Plausibility, Harness, and Connector Test Sequence
Hard-Start, Low-Power, Overheating, Smoke, Noise, and High-Consumption Fault Tree
Service Interval, Duty Cycle, Inspection Finding, Fluid Trend, and Work-Scope Plan
Repair Verification, Road-or-Load Test, Alarm Clearance, and Acceptance Record

Day 5: Practice Engine Decisions

Exercise: Reconcile Operating Data, Warning Lamps, Smoke, and Combustion Evidence
Exercise: Diagnose Lubrication, Cooling, Intake, and Turbocharger Symptoms
Exercise: Isolate Common-Rail Fuel and Electronic Control Faults
Exercise: Evaluate Aftertreatment Service and Return-to-Service Evidence
Capstone Exercise: Build the Engine Condition and Service Decision File

Practical Exercises

The course uses suggested activities to connect engine evidence with controlled maintenance decisions.

Suggested activity: compare load, speed, temperature, pressure, smoke, noise, and fluid evidence against an operating envelope.
Suggested activity: trace fuel, air, lubrication, cooling, and aftertreatment paths before selecting condition tests.
Suggested activity: interpret diagnostic trouble codes, live parameters, sensor checks, compression results, and fluid trends.
Suggested activity: assemble findings, work scope, verification results, acceptance criteria, and return-to-service approval.

FAQs

Who suits heavy-duty diesel engine operations and maintenance training, and what does it assume?

Heavy-duty diesel engine operations and maintenance training suits technicians, mechanics, engineers, supervisors, and operators who already use service records, measurements, manuals, or diagnostic displays.

How does heavy-duty diesel engine maintenance differ from general maintenance management?

Heavy-duty diesel engine maintenance focuses on engine systems, operating evidence, condition tests, diagnostic data, service actions, and verification, while general maintenance management focuses on work processes, resources, schedules, costs, and performance controls.

How are common-rail diesel engine faults diagnosed?

Common-rail diesel engine faults are diagnosed by confirming symptoms, checking supply pressure and contamination, comparing commanded and actual rail pressure, evaluating injector correction and return flow, testing electrical signals, and verifying repair results.

What evidence supports diesel engine return-to-service decisions?

Diesel engine return-to-service decisions use resolved fault causes, acceptable fluid and pressure checks, cleared alarms, stable operating parameters, completed service records, verified aftertreatment function, and a controlled load test.

Conclusion

Participants take back an Engine Condition and Service Decision File. The file connects operating limits, system checks, diagnostic data, condition tests, service intervals, fault causes, corrective actions, verification results, and acceptance evidence. It changes scattered workshop observations into a traceable basis for maintenance scope, fault isolation, and return-to-service decisions.

credits: 5 credit per day

Course Mode: full-time

Provider: Agile Leaders Training Center

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Location	Dates	Duration	Mode	Price
Toronto	Week 11, 2027 21 – 25 March 2027	1 Week	Onsite	€16,000
London	Week 13, 2027 29 March – 2 April 2027	1 Week	Onsite	€6,500
Marbella	Week 13, 2027 4 – 8 April 2027	1 Week	Onsite	€6,500
San Diego	Week 14, 2027 5 – 9 April 2027	1 Week	Onsite	€16,000
Amman	Week 14, 2027 11 – 15 April 2027	1 Week	Onsite	€6,000
Milan	Week 16, 2027 19 – 23 April 2027	1 Week	Onsite	€7,000
Addis Ababa	Week 16, 2027 19 – 23 April 2027	1 Week	Onsite	€6,000
Accra	Week 16, 2027 25 – 29 April 2027	1 Week	Onsite	€6,000
Paris	Week 18, 2027 3 – 7 May 2027	1 Week	Onsite	€6,500
Baku	Week 19, 2027 10 – 14 May 2027	1 Week	Onsite	€8,000
Prague	Week 20, 2027 17 – 21 May 2027	1 Week	Onsite	€7,500
Nairobi	Week 20, 2027 23 – 27 May 2027	1 Week	Onsite	€6,000
Abu Dhabi	Week 21, 2027 24 – 28 May 2027	1 Week	Onsite	€6,500
Manama	Week 21, 2027 30 May – 3 June 2027	1 Week	Onsite	€6,500
Bali	Week 22, 2027 6 – 10 June 2027	1 Week	Onsite	€6,500
Nice	Week 24, 2027 14 – 18 June 2027	1 Week	Onsite	€8,000
Tokyo	Week 26, 2027 28 June – 2 July 2027	1 Week	Onsite	€12,000
Munich	Week 27, 2027 5 – 9 July 2027	1 Week	Onsite	€6,500
Frankfurt	Week 27, 2027 5 – 9 July 2027	1 Week	Onsite	€6,500
Istanbul	Week 28, 2027 12 – 16 July 2027	1 Week	Onsite	€6,000

Frequently asked questions

What does this course cover?

OverviewHeavy-Duty Diesel Engine Operations and Maintenance Training Course is a one-week intermediate course for technicians, mechanics, engineers, supervisors, and operators who leave with an Engine Condition and Service Decision File. The course connects safe engine operation, combustion evidence, lubrication and cooling checks, common-rail fuel system…

Are training dates available?

Yes. Available dates and destinations are listed in the course dates section on this page.

How can I register?

Choose an available date on this page and complete the registration form, or send a programme enquiry.

Can I download the course brochure?

Yes. Use the brochure download link provided on this page.

Heavy-Duty Diesel Engine Maintenance Training Course