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Follow the links below to find material targeted to the unit's elements, performance criteria, required skills and knowledge

Elements and Performance Criteria

  1. Identify and confirm effects of faults in fuel injection system
  2. Prepare for fault analysis
  3. Carry out analysis and determine repair and performance enhancement strategies
  4. Conduct repairs and implement performance improvement strategies
  5. Complete work processes
  6. Identify and confirm effects of faults in fuel injection system
  7. Prepare for fault analysis
  8. Carry out analysis and determine repair and performance enhancement strategies
  9. Conduct repairs and implement performance improvement strategies
  10. Complete work processes

Range Statement

This section specifies work environments and conditions that may affect performance. Essential operating conditions that may be present (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) are included. Bold italicised wording, if used in the performance criteria, is detailed below.

Safety and environmental requirements must include:

work health and safety (WHS) and occupational health and safety (OHS) requirements, including procedures for working with petrol fuel systems

environmental requirements, including procedures for trapping, storing and disposing of petrol fuel released during repair or testing.

Analytical and evaluative methodology must include:

diagnostic process

sequence of process

tests

testing equipment.

Repair or modification method must suit:

operating conditions

controlling body rules, category rules and supplementary regulations

financial implications.


Performance Evidence

Before competency can be determined, individuals must demonstrate they can perform the following according to the standards defined in this unit’s elements, performance criteria, range of conditions and foundation skills:

analyse and repair faults in the performance of the fuel injection systems of three different competition vehicles, including:

two of the following faults:

rough running

under or over fuelling

contamination or leaks

one of the following faults:

fuel cell ventilation

pumps

pressure and/or flow regulation

conduct post-repair checks on the above fuel systems.


Knowledge Evidence

Individuals must be able to demonstrate knowledge of:

work health and safety (WHS) and occupational health and safety (OHS) requirements relating to analysing and repairing performance fuel injection systems, including procedures for working with petrol fuel systems

environmental requirements, including procedures for trapping, storing and disposing of petrol fuel released during repair or testing

types, function, operation and limitations of fuel injection systems and components, including:

properties of fuels used in the motor sport industry, including compatibility with fuel injection system components

fuel injection system components, including:

air intake systems

fuel delivery systems, including fuel rails

fuel filters

fuel pumps

fuel surge tanks

adjustable fuel pressure regulators

fuel injectors, including peak-and-hold and saturated injectors:

fuel rails

fuel filters

fuel pumps

fuel surge tanks

adjustable fuel pressure regulators

management systems, including:

pressure and temperature sensors

electronic control units

diagnostic testing procedures of performance fuel injection systems, including:

symptom and cause differentiation

mapping fuel delivery

fuel trim and live data

fuel pump pressure, volume and vacuum testing

testing for air leaks

scan tool and data gathering

cold-start enrichment testing

exhaust gas analysis

procedures for repair and improvement of performance fuel injection systems, including fuel system component removal, replacement or repair, and adjustment procedures

post-repair testing procedures of performance fuel injection systems.