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Elements and Performance Criteria

  1. Prepare to diagnose and repair ignition systems
  2. Diagnose ignition systems
  3. Repair ignition systems
  4. Prepare vehicle and equipment for delivery to customer after repair is completed
  5. Clean up work area and finalise work processes

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

initiative and enterprise skills to

apply learning when diagnosing and repairing various basic ignition and EI systems

recognise a workplace problem or potential problem and take action

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

assess tolerances and apply accurate measurements and adjustments

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

determine the underlying causes of faults

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

technical skills to use hand power measuring and specialised tools relating to the repair of ignition systems

technology skills to

operate diagnostic and test equipment

use technology to collect analyse and provide information

Required knowledge

WHS regulations requirements equipment material and personal safety requirements including

individual state and territory legislation

codes of practice

personal protection needs

principal types of vehicle basic ignition and EI systems including

kettering

magneto

distributor

waste spark

application purpose and operation of basic ignition and EI systems including

ignition coil construction and operation

transformer principles of operation

selfinduced voltage and condenser effect on output

vehicle demands on ignition system

ignition switching and triggering including dwell firing order timing advances current control and dwell extensions

magnetic inductive hall effect and optical switching

techniques for reading and interpreting technical information graphic symbols and diagrams

diagnostic and testing procedures including

diagnostic procedures for basic ignition and EI systems including

accessing and interpreting diagnostic trouble codes DTCs

diagnostic flow charts

analysis of system operation using electrical test equipment current measurement scan tools oscilloscopes and other industryrelevant test equipment

visual aural and functional assessments including

component damage and wear

component corrosion

repair procedures including

component removal and replacement procedures

component and associated system adjustment procedures

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

apply and demonstrate knowledge of ignition system operation including dwell current and timing control in all systems

diagnose and repair a range of vehicle basic ignition and EI systems

conduct diagnosis and repair procedures according to workplace manufacturer and component supplier requirements

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

a range of ignition system and components relevant to the qualification being sought

vehicles with basic ignition and EI faults relevant to the qualification being sought

equipment appropriate for the testing of vehicle basic ignition and EI systems

specifications and workplace instructions

tools appropriate for repairing replacing and adjusting vehicle basic ignition and EI systems

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 instructions may include:

electronic or hard copy instructions

verbal instructions

written instructions.

Job requirements may include:

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

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 information may include:

verbal, written and graphical instructions

signage

work schedules, plans and specifications

work bulletins and memos

material safety data sheets (MSDS)

diagrams and sketches

safe work procedures relating to repairing and replacing basic ignition and EI systems

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.

Options for diagnosing faults may include:

isolation of faults

component inspection and evaluation.

Tools and equipment may include:

hand tools

testing equipment, including multimeters, ammeters, voltmeters and tachometers

timing light

spark plug testers

insulation testers

power tools and air tools

tune scopes

engine analysers

dynamometers

distributor test bench.

Basic ignition and electronic ignition systems may include:

single and dual points

transistor assisted

single and multiple distributors

ballast and non-ballast primary circuits

suppressed and non-suppressed high-tension leads

magneto

capacitor discharge ignition (CDI) systems

transistor controlled ignition (TCI) systems

electronic spark timing (EST) systems

advance mechanisms: mechanical, vacuum, electronic, magnetic pulse, optic and hall effect

spark plug, resistor plug and cap.

Inappropriate testing procedures may 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:

engine difficult to start or will not start

engine misfiring

poor engine performance

engine knock

overheating

DTC being set.

Repair options may include:

pre- and post-repair testing

identifying and testing components

diagnosing and determining faults

component repair procedures, including:

removal, replacement and adjustment procedures

dismantle, repair, re-assembly and adjustment procedures

electrical measurements

peak voltage testing

visual and functional assessments, including for damage and wear.

Post-repair testing may include:

validating effectiveness of the repair action

confirming that reported fault has been rectified

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