5460 Test and Repair Automotive Electronic Fuel Injection Systems

NZQA Expiring unit standard 5460 version 5 Page 1 of 4

Title Test and repair automotive electronic fuel injection systems

Level 4 Credits 4

Purpose This unit standard is for people in the automotive repair industry. People credited with this unit standard are able to diagnose and record faults in electronic fuel injection systems, and repair faults in these systems.

Classification Motor Industry > Automotive Fuel Systems and Exhaust

Available grade Achieved

Entry information

Critical health and Unit 899, Carry out automotive wiring and circuit repairs; and safety prerequisites Unit 5459, Explain the operation of automotive electronic fuel injection systems; or demonstrate equivalent knowledge and skills.

Explanatory notes

1 Unit standard Range this unit standard includes both single point and multi-point fuel injection systems on petrol engines.

2 The following legislation and amendments are required to be consulted and followed where applicable: – Health and Safety in Employment Act, 1992.

3 Reference to suitable tools and test equipment means industry approved tools and test equipment that are recognised within the industry as being the most suited to complete the task to a professional and competent manner with due regard to safe working practices.

NZ Motor Industry Training Organisation Ó New Zealand Qualifications Authority 2018 (Incorporated) SSB Code 101542 NZQA Expiring unit standard 5460 version 5 Page 2 of 4

Outcomes and evidence requirements

Outcome 1

Diagnose and record faults in electronic fuel injection systems.

Evidence requirements

1.1 Safe working practices are observed throughout the task.

Range personal safety, safety of others, equipment and vehicle safety, safety precautions when working with electronics and high pressure fuel.

1.2 The symptoms of the fault are verified and recorded.

Range communication with the customer and/or driver, running the engine to reproduce the fault.

1.3 Suitable tools and test equipment are selected and used that enable faults to be diagnosed.

1.4 Visual inspection is carried out, and all obvious faults recorded.

Range loose connections, leaking fuel and coolant, perished and damaged hoses, damaged pipes, loose and disconnected wires and connectors, low fluid levels, loose drive belts, loose and damaged fuel system components.

1.5 Self-test codes are activated and interpreted to identify any circuit faults.

1.6 The fuel system is tested following a logical test procedure as specified by the engine, vehicle, and/or machine manufacturer.

Range air intake system, fuel supply system, sensor system, computer system.

1.7 Faults identified from the fuel system tests are recorded, and recommendations for repair based on these findings reported to the supervisor.

Outcome 2

Repair faults in electronic fuel injection systems.

Evidence requirements

2.1 Safe working practices are observed throughout the task.

Range personal safety, safety of others, equipment and vehicle safety, safety precautions when working with electronics and high pressure fuel.

2.2 Suitable tools and equipment are selected and used that enable faults to be repaired.

2.3 Repairs are carried out to manufacturer's instructions and specifications.

2.4 The fuel injection system operation is tested and adjustments made according to manufacturer's specifications.

Range engine started and run to operating temperature, no fuel leaks from pipes and hoses, self-test codes cleared, emission testing – CO levels, linkages and actuator adjustments, engine idle speed adjusted, performance test carried out.

Replacement information This unit standard, unit standard 892, and unit standard 961 have been replaced by unit standard 24090 and unit standard 24091.

This unit standard is expiring. Assessment against the standard must take place by the last date for assessment set out below.

Status information and last date for assessment for superseded versions Process Version Date Last Date for Assessment Registration 1 31 October 1995 31 December 2016 Review 2 29 March 1999 31 December 2016 Review 3 25 January 2008 31 December 2016 Rollover 4 19 November 2010 31 December 2016 Rollover 5 18 February 2016 31 December 2020

Consent and Moderation Requirements (CMR) reference 0014 This CMR can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.

Please note Providers must be granted consent to assess against standards (accredited) by NZQA, or an inter-institutional body with delegated authority for quality assurance, before they can report credits from assessment against unit standards or deliver courses of study leading to that assessment.

Industry Training Organisations must be granted consent to assess against standards by NZQA before they can register credits from assessment against unit standards.

Providers and Industry Training Organisations, which have been granted consent and which are assessing against unit standards must engage with the moderation system that applies to those standards.

Consent requirements and an outline of the moderation system that applies to this standard are outlined in the Conesnt and Moderation Requirements (CMR). The CMR also includes useful information about special requirements for organisations wishing to develop education and training programmes, such as minimum qualifications for tutors and assessors, and special resource requirements.

NZ Motor Industry Training Organisation Ó New Zealand Qualifications Authority 2018 (Incorporated) SSB Code 101542