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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. Prepare to diagnose and repair light vehicle final drive assembly
   • Job requirements are determined from workplace instructions
   • Diagnostic information is sourced and interpreted
   • Diagnostic options are analysed and those most appropriate to the circumstances are selected
   • Hazards associated with the work are identified and risks are managed
   • Diagnostic tools and equipment are selected and checked for serviceability
2. Diagnose final drive assembly
   • Diagnostic tests are performed according to workplace procedures and safety and environmental requirements
   • Faults are identified from diagnostic test results and causes of faults are determined
   • Diagnosis findings are reported according to workplace procedures, including recommendations for necessary repairs or adjustments
3. Repair final drive assembly
   • Repair information is sourced and interpreted
   • Repair options are analysed and those most appropriate to the circumstances are selected
   • Repair tools, equipment and materials are selected and checked
   • Repairs and component replacements and adjustments are carried out according to manufacturer specifications, workplace procedures, and safety and environmental requirements, and without causing damage to components or system
   • Post-repair testing is carried out according to workplace procedures to confirm fault rectification, and any further problems detected as having been introduced during the repair process are rectified
4. Complete work processes
   • Final inspection is made to ensure work is to workplace expectations and assembly or vehicle is presented ready for use
   • Work area is cleaned, waste and non-recyclable materials are disposed of, and recyclable material is collected
   • Tools and equipment are checked and stored according to workplace procedures
   • Workplace documentation is processed according to workplace procedures
5. Prepare to diagnose and repair light vehicle final drive assembly
   • Job requirements are determined from workplace instructions
   • Diagnostic information is sourced and interpreted
   • Diagnostic options are analysed and those most appropriate to the circumstances are selected
   • Hazards associated with the work are identified and risks are managed
   • Diagnostic tools and equipment are selected and checked for serviceability
6. Diagnose final drive assembly
   • Diagnostic tests are performed according to workplace procedures and safety and environmental requirements
   • Faults are identified from diagnostic test results and causes of faults are determined
   • Diagnosis findings are reported according to workplace procedures, including recommendations for necessary repairs or adjustments
7. Repair final drive assembly
   • Repair information is sourced and interpreted
   • Repair options are analysed and those most appropriate to the circumstances are selected
   • Repair tools, equipment and materials are selected and checked
   • Repairs and component replacements and adjustments are carried out according to manufacturer specifications, workplace procedures, and safety and environmental requirements, and without causing damage to components or system
   • Post-repair testing is carried out according to workplace procedures to confirm fault rectification, and any further problems detected as having been introduced during the repair process are rectified
8. Complete work processes
   • Final inspection is made to ensure work is to workplace expectations and assembly or vehicle is presented ready for use
   • Work area is cleaned, waste and non-recyclable materials are disposed of, and recyclable material is collected
   • Tools and equipment are checked and stored according to workplace procedures
   • Workplace documentation is processed according to workplace procedures

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 hazardous oils environmental requirements, including procedures for trapping, storing and disposing of oils released from final drive assemblies.

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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:

diagnose and repair a fault in two of the following light vehicle final drive assemblies:

removable carrier housing (banjo) type

integral carrier housing type.

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Knowledge Evidence

Individuals must be able to demonstrate knowledge of:

work health and safety (WHS) and occupational health and safety (OHS) requirements relating to diagnosing and repairing light vehicle final drive assemblies, including procedures for working with hazardous oils

environmental procedures for trapping, storing and disposing of oils released from final drive assemblies

operating principles of light vehicle final drive assemblies and associated components, including:

final drive gears, including:

gear types

gear ratios and torque reduction and multiplication

differential function

application, purpose and operation of the following components of light vehicle final drive assemblies and components, including:

removable carrier housing (banjo) type final drives

integral carrier housing type final drives

transaxle final drives

differentials, including limited slip differentials

axle shafts for rigid axles, including:

semi floating live axles

three quarter floating live axles

fully floating live axles

diagnostic testing procedures for light vehicle final drive assemblies, including:

road testing procedures, including:

final drive assembly noise diagnostic

wheel bearing noise diagnostic

pre-dismantling inspection procedures

repair procedures for light vehicle final drive assemblies, including procedures for:

dismantling final drive assemblies

inspecting final drive assemblies

reassembling and adjusting pinion depth, pinion bearing preload, crown wheel and pinion backlash, side bearing preload and crown wheel and pinion tooth contact

repairing wheel bearings of rear wheel drive light vehicles

post-repair testing procedures for light vehicle final drive assemblies.

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