Automatic Gearbox Diagnostics Course
Online 300-hour course in automatic gearbox diagnostics. 6 modules covering ISO 14229 (unified diagnostic services, UDS), SAE J1939 (heavy-vehicle CAN network) and ZF-Testman. Dedicated tutor and open enrolment.
Automatic Gearbox Diagnostics Course — studying from the United Kingdom
Off-road, special vehicles and heavy machinery are important to the United Kingdom's manufacturing and agriculture sectors. Companies in the Midlands, the North East and Scotland produce construction equipment, agricultural machinery, specialist vehicles and mining equipment. JCB, headquartered in Staffordshire, is a prominent example, alongside many specialist suppliers. Engineers work on hydraulics, powertrain, chassis and control systems, meeting regulatory and safety requirements for working machines.
Fees for the United Kingdom: £455 (Pound sterling), with instalments and employer sponsorship available.
Relevant bodies in the United Kingdom
Typical roles
Questions from the United Kingdom
Are there UK professional bodies that recognise off-road and specialist vehicle engineering training?
Relevant UK bodies include the Institution of Mechanical Engineers, the Institute of the Motor Industry and the Institution of Agricultural Engineers. Recognition for membership usually depends on accredited qualifications and experience. SEIUM's courses are private and not accredited by any national body, so the relevant institution would decide independently whether to accept any of the training.
Will UK employers in construction, agriculture or specialist vehicles value this qualification?
Employers in these sectors often prioritise practical skills, machinery experience and familiarity with safety standards. A private online qualification may strengthen an application where it evidences specialist knowledge, particularly through a final project, but its value is decided by each employer. Ask prospective employers how they regard such training.
Can I study alongside work in the UK, and how are fees handled?
Programmes are fully online, taught in English and fit around work schedules, with an assigned technical tutor for guidance. Study ranges from 300 to 1,900 hours depending on the programme. Fees are payable in instalments, and employer sponsorship is possible. No visa is needed because you study from within the UK.
Take the controls.
Run a real engineering trade-off from this field. Move the sliders, watch the model react in real time and beat the challenge.
What you will be able to do
Explain the hydraulic and electronic operation of an automatic gearbox.
Use diagnostic equipment to read fault codes and live parameters.
Carry out functional tests of pressure, stall and gear change.
Diagnose faults from operating symptoms.
Plan the intervention, repair and adaptation of the gearbox.
Apply fluid specifications and maintenance intervals.
Organise a preventive transmission programme for a fleet.
Who it's for
- Transmission diagnostics technician who wants to specialise in Automatic Gearbox Diagnostics.
- Commercial vehicle mechanic who wants to specialise in Automatic Gearbox Diagnostics.
- Aftersales service technician who wants to specialise in Automatic Gearbox Diagnostics.
- Workshop manager who wants to specialise in Automatic Gearbox Diagnostics.
- Fleet maintenance technician who wants to specialise in Automatic Gearbox Diagnostics.
- Automotive technical trainer who wants to specialise in Automatic Gearbox Diagnostics.
- Engineering or science graduates seeking to enter automotive workshops.
What you'll work with
- ISO 14229 (unified diagnostic services, UDS)
- SAE J1939 (heavy-vehicle CAN network)
- ISO 15031 (emissions-related diagnostic communication)
- ISO 15765 (diagnostics over CAN)
- Allison TES 295 fluid specification
- ZF TE-ML 14 lubricant list
- ISO 4406 (fluid cleanliness code)
6 modules · 300 h
1.1Architecture of an automatic gearbox with torque converter1.2Planetary gear sets and clutches1.3Valve body and solenoids1.4Control unit and sensors1.5Shift strategies and adaptation1.6Emergency and protection modes1.7Most common symptoms and their interpretation1.8Distinguishing mechanical, hydraulic and electrical faults1.9Necessary technical documentation1.10Workshop: recording symptoms and history
2.1Diagnostic equipment and access to the control unit2.2Reading fault codes and their context2.3Relevant live parameters2.4Logging during the road test2.5Pressure measurement at test points2.6Checking solenoids and resistances2.7Oscilloscope and sensor signals2.8Checking the electrical circuit2.9Limitations of generic equipment2.10Practice: reading and interpreting a log
3.1Checking fluid levels and condition3.2Stall test and its interpretation3.3Pressure tests by gear3.4Road test: protocol and observations3.5Checking the lock-up clutch3.6Verifying shift points3.7Internal leakage test3.8Checking the cooler and temperature3.9Resetting adaptations and their effect3.10Practice: complete testing protocol
4.1Slipping in a specific gear4.2Harsh or delayed shifts4.3No drive or reverse4.4Vibration at constant speed4.5Fluid overheating4.6Noise in neutral and in gear4.7Loss of power and link to the torque converter4.8Intermittent codes and how to handle them4.9Confirmation before dismantling4.10Practice: diagnosing five cases
5.1Repairs without removing the gearbox5.2Replacing solenoids and valve body5.3Fluid and filter change: procedure5.4Cleaning the cooler and circuit5.5Dismantling and rebuilding: criteria5.6Checking the torque converter5.7Reassembly, calibration and adaptations5.8Running-in and subsequent verification5.9Repair versus rebuilt exchange unit5.10Practice: intervention plan for one case
6.1Specific preventive maintenance6.2Correct fluid and consequences of incorrect fluid6.3Driving habits that damage the gearbox6.4Training the driver and operator6.5Monitoring temperature and hours6.6Warranties and manufacturer relations6.7Repair cost and economic decision6.8Common diagnostic errors6.9Repair file documentation6.10Final project: diagnostic and maintenance protocol
How you'll learn
Fully 100% online training on the SEIUM campus, with downloadable material, recorded classes and a dedicated technical tutor. No fixed timetable: students progress at their own pace within the intake, which makes it possible to combine study with work.
Each module combines theory, guided reading of the original standard and applied exercises. The working software is ZF-Testman, Allison DOC, Jaltest, TEXA IDC5, Bosch ESI[tronic], in free, academic or evaluation versions. Tests are studied using real procedures for stall and line pressure tests, reading of parameters and fault codes, and road tests with data logging. Assessment is continuous per module plus the final integrative project.
Build it end to end
Your final project follows the real engineering workflow, step by step, reviewed by your tutor.
Explain the hydraulic and electronic operation of an automatic gearbox.
Use diagnostic equipment to read fault codes and live parameters.
Carry out functional tests of pressure, stall and gear change.
Diagnose faults from operating symptoms.
Plan the intervention, repair and adaptation of the gearbox.
Where this takes you
Requirements
- No prior qualification required.
- Internet connection and a computer capable of running the programme's software.
- Sufficient level of Spanish to follow technical standards reading.
Ready to start?
Send your application today. Our admissions team replies within 72 hours with your study plan and funding options.
Frequently asked questions
The programme consists of 300 hours in total, spread over 3 to 5 months. That is between 10 and 15 hours per week on average, compatible with a full-time job.
You work with ZF-Testman, Allison DOC, Jaltest, TEXA IDC5, Bosch ESI[tronic]. Free, academic or evaluation versions are used, and the tutor indicates the free alternative where one exists.
An SEIUM own diploma upon passing the continuous assessment and the integrative project. It is in-house training, not an official qualification from the Ministry.
Yes. Modules passed in a course or postgraduate diploma in the same area are recognised towards the advanced programme. Check the recognition policy when you enrol.
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