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Elements and Performance Criteria

  1. Prepare for work
  2. Remove electrical units and assemblies
  3. Replace electrical units and assemblies
  4. Test electrical units and assemblies
  5. Clean up work area and maintain equipment

Required Skills

Required skills

communication skills to

follow verbal and written instructions

clarify workplace instructions and determine job requirements

gain information from appropriate persons and assistance as required

learning skills to identify sources of information assistance and expert knowledge to expand skills knowledge and understanding

literacy skills to

read and follow information in written job instructions specifications standard operating procedures charts lists drawings and other applicable reference documents

obtain and record measurements

document required repairs and parts

numeracy skills to

test measure and analyse test equipment results compared to desired system performance

planning and organising skills to

plan own work requirements and prioritise actions to achieve required outcomes and ensure tasks are completed on time

identify risk factors and take action to minimise them

problemsolving skills to

recognise a workplace problem or potential problem and take action

refer problems outside area of responsibility to appropriate person and suggest possible causes

seek information and assistance as required to solve problems

selfmanagement skills to

select and use appropriate equipment materials processes and procedures

recognise limitations and seek timely advice

follow workplace documentation such as codes of practice and operating procedures

teamwork skills to

identify and describe own role and role of others

work with diverse individuals and groups

apply knowledge of own role to complete activities efficiently to support team activities and tasks

technical skills to use workplace technology and tools relating to removing and replacing vehicle electrical units and assemblies including

specialist tools and equipment

electrical measuring equipment

technology skills to

operate a range of electrical diagnostic test equipment

use technology to collect analyse and provide information

Required knowledge

WHS regulations requirements equipment material and personal safety requirements including

codes of practice

personal protection needs

cable types and sizes and current carrying capacity

various types of wiring systems found in vehicles including

basic wiring

twisted pair

shielded wiring

CANbus and databus networks

technical information wiring diagrams and graphic symbols relating to electrical units and assemblies

diagnostic and testing procedures including

testing procedures for faults located in basic electrical circuits

analysis of system operation using basic electrical test equipment and other industryrelevant test equipment

visual aural and functional assessments including

component damage and wear

component corrosion

water and moisture ingress

Evidence Required

The evidence guide provides advice on assessment and must be read in conjunction with the Performance Criteria required Skills and Knowledge the Range Statement and the Assessment Guidelines for the Training Package

Overview of assessment

Critical aspects for assessment and evidence required to demonstrate competency in this unit

The evidence required to demonstrate competency in this unit must be relevant to workplace operations and satisfy all of the requirements of the performance criteria and required skills and knowledge

A person who demonstrates competency in this unit must be able to

observe safety procedures and requirements

select methods and techniques appropriate to the circumstances

complete preparatory activity in a systematic manner

remove and replace a minimum of four units and assemblies in line with workplace manufacturer and component supplier requirements including

one headlamp or tail lamp assembly

one windscreen wiper washer motor assembly

one door or window electrical assembly

complete final functional test to specification

present vehicle and equipment in a condition that complies with workplace requirements

Context of and specific resources for assessment

Competency is to be assessed in the workplace or a simulated workplace environment that accurately reflects performance in a real workplace setting

Assessment is to occur

using standard workplace practices and procedures

following safety requirements

applying environmental constraints

Assessment is to comply with relevant

regulatory requirements

Australian standards

industry codes of practice

The following resources must be made available for the assessment of this unit

workplace location or simulated workplace

material relevant to removing and replacing electrical units and assemblies

equipment and hand and power tools appropriate to removing and replacing electrical units and assemblies

specifications and work instructions

Method of assessment

Assessment must satisfy the endorsed Assessment Guidelines of this Training Package

Assessment methods must confirm consistency and accuracy of performance over time and in a range of workplace relevant contexts together with the application of required skills and knowledge

Assessment methods must be by direct observation of tasks and include questioning on required skills and knowledge to ensure correct interpretation and application

Competence in this unit may be assessed in conjunction with other units which together form part of a holistic work role

Where applicable reasonable adjustment must be made to work environments and training situations to accommodate the needs of diverse clients

Assessment processes and techniques must be culturally sensitive and appropriate to the language literacy and numeracy capacity of the candidate and the work being performed


Range Statement

The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, in the performance criteria, is detailed below. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) may also be included.

Workplace instructionsmay include:

electronic or hard copy instructions

verbal instructions

written instructions.

Job requirements may include:

effective unit and assembly removal and replacement techniques

diagnosis and repair methods, processes and equipment.

Workplace health and safety requirements may include:

personal protective clothing and equipment

hazards associated with high voltage ignition systems

safe use of tools and equipment

safe handling of material

use of fire-fighting equipment

workplace safety policies and procedures

workplace first aid equipment

hazard control, including control of hazardous materials and toxic substances.

Procedures and informationmay include:

verbal, written and graphical instructions

signage

work schedules, plans and specifications

work bulletins and memos

material safety data sheets

diagrams and sketches

regulatory and legislative requirements relating to automotive industry

Australian Design Rules

engineer's design specifications and instructions

workplace work specifications and requirements

instructions issued by authorised workplace or external persons

Australian standards

vehicle service requirements and repair manuals.

Tools and equipment may include:

hand tools

testing equipment, including multimeters and ohmmeters

heat-gun or blower

heat shrink sleeving and flexible conduit

terminals and connectors

electrical tape.

Electrical units and assemblies may include:

basic electrical units and assemblies (non CAN-bus networked), including:

headlight assemblies

tail-light assemblies

side rear-view mirrors

windscreen washer and wiper motors

door and window motor assemblies.

Options for diagnosing faultsmay include:

continuity testing

insulation testing

isolating possible faults

replacing blown fuses or circuit breakers

replacing damaged connectors or terminals

visually inspecting and evaluating components.

Inappropriate testing proceduresmay include:

intrusive testing (which must not be performed as it is not a recommended test and repair method), which includes:

back probing terminals and connectors and fuse holders with inappropriate test probes

probing terminal and connectors with inappropriate test probes

pushing sharp probes and objects into wiring insulation.

Faults may include:

open circuits

short circuits

high resistance circuits

damaged insulation

frayed wires

burnt wiring

water and moisture ingress

connector damage

terminal damage

diagnosis trouble codes (DTC) being set.

Post-replacement testing may include:

validating effectiveness of the replacement action

confirming that reported fault has been rectified

confirming that no other faults are present as a result of the replacement action.