Use technical data, wiring diagrams and manufacturers data for motor vehicles
URN: IMIRR14
Business Sectors (Suites): Roadside Assistance
Developed by: IMI
Approved on:
2023
Overview
This standard is suitable for any person that needs to review and understand manufacturer’s data and wiring diagrams. This can cover any vehicle electrical system and could be equally relevant to a technical helpline operative or a technician based within a workshop or operating at the roadside.
Performance criteria
You must be able to:
P1 source and use up-to-date, accurate and relevant technical information
P2 ensure you have sufficient data to complete the required task
P3 identify the relevant data contained within your acquired information
P4 locate and understand wiring diagram symbols and colour codes
P5 recognise the systems installed on the vehicle you are working on
P6 describe the correct operation of the system being investigated
P7 identify and deal promptly and effectively with any problems encountered
P8 inform the relevant person(s) of any delays/problems
P9 ask the relevant person to gain additional information or technical data
Knowledge and Understanding
You need to know and understand:
Legislative and organisational requirements and procedures
K1 where to source relevant technical information and wiring diagrams for the type of vehicle being worked on
K2 the symbols and abbreviations used within electrical circuit diagrams
K3 the difference between a wiring diagram and a system schematic
K4 the principles of current flow relating to automotive electrical systems
K5 the importance of ensuring the technical data is correct for the vehicle and vehicle system being worked upon
K6 the documentation care and control procedures in line with the company and manufacturer’s procedures
K7 the standards and regulations that relate to the maintenance of electric/hybrid vehicles
K8 the consequences of misinterpreting technical data and wiring diagrams for:
K8.1 the system being worked on
K8.2 other related vehicle systems
K8.3 other non related vehicle systems
K8.4 the test equipment being usedK8.5 yourself and work colleaguesK9 the limits of your responsibilities with regard to the reporting lines and procedures in your environment
Scope/range
Scope Performance
Scope Knowledge
Values
Behaviours
Skills
Glossary
Links To Other NOS
External Links
Version Number
3
Indicative Review Date
2026
Validity
Current
Status
Original
Originating Organisation
IMI
Original URN
RR14
Relevant Occupations
Engineering, Roadside Assistance Manager, Roadside Assistance Senior Technician, Vehicle Trades
SOC Code
5231
Keywords
Technical; data; wiring; diagrams; schematic; manufacturer; motor; vehicle; symbols;