Inspect, repair and replace light vehicle tyres

Business Sectors (Suites): Vehicle Fitting
Developed by: IMI
Approved on: 31 Dec 2021


This standard is about inspecting light vehicle tyres to assess their condition and suitability for repair and carrying out necessary repair, replacement or refitting activities.

Performance criteria

You must be able to:

P1 select and use suitable personal protective equipment throughout all light vehicle tyre inspection, repair and replacement activities 
P2 use suitable sources of technical information to support your inspection, repair and replacement of light vehicle tyre
P3 work in a way which minimises the risk of damage to the vehicle and its systems 
P4 confirm that all the tools and equipment required are safe prior to use 
P5 ensure your inspection techniques are sufficiently in depth to identify the severity of all tyre and wheel defects 
P6 conduct all inspection, repair and replacement activities following: 

P6.1 manufacturers’ instructions 
P6.2 your workplace procedures 
P6.3 health and safety requirements 
P6.4 the current industry standard for tyre repair 
P6.5 tyre labelling legislation
P7 carry out all inspection, repair and replacement activities using: 

P7.1 suitable tools and equipment 
P7.2 the correct inspection techniques 
P7.3 the correct type, size and construction of tyre 
P8 clearly identify and record the cause of any tyre, valve or wheel faults following workplace procedures 
P9 make clear and accurate recommendations for further action to the relevant person(s) when necessary 
P10 ensure that replaced and refitted light vehicle tyres and valves are correctly fitted and balanced and conform to legal requirements prior to releasing the vehicle to the customer 
P11 ensure that all work carried out conforms to any legal requirements prior to releasing the vehicle to the customer 
P12 dispose of removed components safely to meet current legal and your workplace requirements 
P13 complete all activities within the agreed timescale 
P14 promptly report any anticipated delays in completion and any additional faults identified to the relevant person(s) 

Knowledge and Understanding

You need to know and understand:

Legislative and organisational requirements and procedures

K1 the current health and safety legislation and workplace procedures relevant to workshop practices and personal and vehicle protection 
K2 the current legal requirements for light vehicle tyres and their repair or replacement
K3 tyre labelling legislation 
K4 how to isolate scrapped tyres and dispose of waste materials in your workplace 
K5 the importance of disposing of waste safely and the consequences of not doing so to others and the environment 
K6 the importance of selecting, using and maintaining the appropriate personal protective equipment when inspecting, repairing and replacing high performance light vehicle tyres 
K7 the agreed work specification 
K8 your workplace procedures for: 

K8.1 the referral of problems 
K8.2 reporting of delays to the completion of work 
K8.3 personal protection 
K8.4 ensuring vehicle is safe to work upon
K9 the requirements for protecting the vehicle and contents from damage before, during and after removing and replacing wheels 
K10 the importance of working to agreed timescales and keeping others informed of progress 
K11 the relationship between time and cost 
K12 the importance of promptly reporting anticipated delays to the relevant person(s) 

Tools and equipment
K13 how to select, prepare and use the tools and equipment necessary for inspecting, repairing, replacing and refitting high performance light vehicle tyres
K14 ensure correct calibration (self/third party) of tools and equipment

K15 the types of tyre repair materials available (i.e. rubber only plug patch unit and rubber only patch and filler material) 
K16 the repair material manufacturer’s instructions for the application of repair materials for the type(s) of tyres on which you are working

Tyre inspection, removal, repair and replacement
K17 how to find and use suitable sources of information for the tyres on which you are working 
K18 the purpose, function and construction of light vehicle tyres *
K19 the types and functions of tyre pressure monitoring systems 
K20 the types of valves used in *light vehicle tyres and their installation techniques including TPMS where fitted 
K21 how run flat tyres function 
K22 the common faults associated with light vehicle tyres and their causes 
K23 the manufacturer’s recommendations on the ‘reparability’ of their tyres 
K24 what a tyre inspection should cover 
K25 the inspection techniques associated with light vehicle tyres and how to conduct them 
K26 the importance of taking accurate measurements and ensuring any adjustments are within acceptable tolerances for the vehicle 
K27 the importance of basing your decision to replace or repair tyres upon the results of your inspection *
K28 how to remove, repair, replace and refit *light vehicle tyres, wheels and valves 
K29 the characteristics of ultra tyres and how they are fitted 
K30 the importance of checking the safety and operation of equipment prior to use 
K31 how to work safely avoiding injury to yourself, others and damage to wheels when removing and refitting *light vehicle tyres *
K32 the potential risks associated with aged tyres


​1. Light vehicle tyres include: 

1.1. radial 
1.2. cross ply 
1.3. bias belted 
1.4. run flat
1.5. partial run flat
1.6. self sealing
1.7. sound absorbing
1.8. manufacturer specific
1.9. those with a W, Y or ZR rating
1.10. those having an aspect ratio of 50% or below
1.11. directional, asymmetric and Ultra High Performance tyres (UHP)

2. Tools and equipment includes:

2.1. lifting and supporting equipment 
2.2. wheel/tyre removal and refitting equipment 
2.3. measuring equipment, to include electronic measuring devices
2.4. tyre inflation equipment, including alternative gases
2.5. bead blaster/Cheetah
2.6. wheel balancing equipment 
2.7. specialist equipment for tyre removal 
2.8. tyre repair tools 
2.9. Tyre Pressure Monitoring Systems (TPMS)

3. Inspection includes:

3.1. wheel and fixings
3.2. tyres 
3.3. valves

4. Inspection techniques include:

4.1. visual 
4.2. measurements of tread depth 
4.3. tyre pressures 
4.4. balance 
4.5. electronic

Scope Performance

Scope Knowledge





This section contains examples and explanations of some of the terms used but does not form part of the standard.

Agreed timescales
Examples include job times set by your company or agreed with a specific customer.

Light vehicle tyres
These can be from light vehicles, light commercials, trailers and caravans.

Sources of information
Examples include: vehicle and tyre manufacturer’s publications, Government publications, company documentation, BSI publications.

Wheel fixings
These include spigot mountings, tyre retainers, locking wheel nut indicators.

Links To Other NOS

External Links

Version Number


Indicative Review Date

31 Dec 2024





Originating Organisation


Original URN


Relevant Occupations

Vehicle Fitters, Vehicle Fitting Operations (Automotive)

SOC Code



Inspect; repair; replace; light; vehicle; tyres;