Competency in Diagnosing and Rectifying Vehicle Auxiliary Electrical Faults


Unit Reference Number:     L/601/3749

Learning OutcomesAssessment Criteria
1Be able to work safely when carrying out automotive vehicle auxiliary electrical diagnostic and rectification activities1.1Use suitable personal protective equipment and vehicle coverings throughout when carrying out auxiliary electrical diagnostic and rectification activities
1.2Work in a way which minimises the risk of damage or injury to the vehicle, people and the environment
2Be able to use relevant information to carry out the task2.1Select suitable sources of technical information to support automotive vehicle diagnostic and rectification activities including:a. vehicle technical datab. diagnostic test procedures
2.2Use sufficient diagnostic information in a systematic way to enable an accurate diagnosis of automotive auxiliary electrical system faults
3Be able to use appropriate tools and equipment3.1Select the appropriate tools and equipment necessary for diagnostic and rectification activities
3.2Ensure that equipment has been calibrated to meet manufacturers’ and legal requirements
3.3Use the equipment required, correctly and safely throughout all automotive auxiliary electrical diagnostic and rectification activities
4Be able to carry out automotive vehicle auxiliary electrical diagnosis, rectification and test activities4.1Use diagnostic methods that are relevant to the symptoms presented
4.2evaluate your assessment of dismantled sub-assemblies and identify their condition and suitability for repair or replacement accurately
4.3carry out all diagnostic and rectification activities following:a. manufacturers’ instructionsb. recognised researched repair methodsc. workplace proceduresd. health and safety requirements
4.4Ensure all repaired or replacement components and units conform to the vehicle operating specification and any legal requirements
4.5Adjust components and units correctly to ensure that they operate to meet system requirements
4.6Use testing methods that are suitable for assessing the performance of the system rectified
4.7Ensure the rectified automotive auxiliary electrical system performs to the vehicle operating specification and any legal requirements
4.8Complete all system diagnostic activities within the agreed timescale.
5Be able to record information and make suitable recommendations5.1Produce work records that are accurate, complete and passed to the relevant person(s) promptly in the format required
5.2Make suitable and justifiable recommendations for cost effective repairs
5.3Identify and report any expected delays in completion to the relevant person(s) promptly in the format required.
5.4Record and report any additional faults noticed during the course of their work promptly in the format required