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Elements and Performance Criteria

  1. Identify and confirm the work requirement
  2. Prepare for analysis and evaluation
  3. Carry out failure analysis
  4. Make recommendations
  5. Complete work processes
  6. Identify and confirm the work requirement
  7. Prepare for analysis and evaluation
  8. Carry out failure analysis
  9. Make recommendations
  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 requirements must include:

work health and safety (WHS) and occupational health and safety (OHS) requirements, including procedures for:

working on vehicle systems with ignition high voltages

identifying hazards and controlling risks associated with wearing jewellery while around high current wiring systems

working with high pressure fuel systems.

Analytical and evaluative methodology must include:

diagnostic process, sequence, tests and testing equipment.


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 evaluate an electrical or electronic fault in the engine management systems of two different vehicles or machinery

the above faults must involve two of the following systems:

direct injection diesel engine management system

common rail diesel engine management system

distributor-less electronic ignition petrol engine management system.


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 evaluating faults in engine management systems, including procedures for:

working on vehicle systems with ignition high voltages

identifying hazards and controlling risks associated with wearing jewellery while working around high current wiring systems

working with high pressure fuel systems

principles and processes involved in planning and implementing analysis and evaluation of electrical and electronic faults in engine management systems

design and planning of diagnostic procedures for faults in engine management systems, including procedures for diagnosing:

electrical faults

electronic faults

types, functions, operation and limitations of engine management systems, including:

spark ignition engine management systems

diesel fuel injection systems

gateway network control module

bus network topography

associated network engine management systems

sensor and actuator control and monitoring systems

control signal circuits

testing procedures for engine management systems, including the use of:

digital multimeter

scan tool

oscilloscope

types, functions, operation and limitations of diagnostic testing equipment required to analyse and evaluate electrical and electronic faults in engine management systems

procedures for accessing and interpreting scan tool system data, including:

diagnostic trouble codes (DTCs), including:

conditions that set the DTCs

conditions for running DTCs

live data

freeze frame data

waveforms

procedures for documenting and reporting the analysis and evaluation process

requirements of Australian Design Rules (ADRs) relating to engine management systems.