Table of Contents
Task G-20 Diagnoses restraint systems, body components, accessories and trim
Task Descriptor
Restraint systems are designed to provide additional protection for the occupants of the vehicle.
Body components, accessories and trim are designed to enhance structural integrity, vehicle appearance and function. They secure the occupant and storage compartments of a vehicle as well as enhance vehicle safety.
Automotive service technicians diagnose restraint systems, body components, accessories and trim according to manufacturers’ service information. Incorrect processes can result in personal injury and component failure.
G-20.01 - Diagnoses restraint systems
G-20.01 - Diagnoses restraint systems
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| G-20.01.01P |
verify concern |
concern is verified to determine diagnostic strategy |
| G-20.01.02P |
identify type of restraint system |
type of restraint system is identified according to manufacturers’ service information |
| G-20.01.03P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| G-20.01.04P |
identify components |
components are identified according to manufacturers’ service information |
| G-20.01.05P |
inspect components |
components are inspected for wear, impediments to airbag systems, damage and defects and proper mechanical operation |
| G-20.01.06P |
inspect restraint system monitoring and warning indicators |
restraint system monitoring and warning indicators are inspected according to manufacturers’ service information |
| G-20.01.07P |
interpret restraint system DTCs |
restraint system DTCs are interpreted according to manufacturers’ service information |
| G-20.01.08P |
perform tests |
tests are performed according to manufacturers’ service information |
| G-20.01.09P |
record, interpret and analyze results of tests and inspections |
results of tests and inspections are recorded, interpreted, analyzed and compared to manufacturers’ service information, and required repair is determined |
Range of Variables
- types of restraint systems include: active, passive
- manufacturers’ service information includes: maintenance schedule, specifications, recommendations, procedures, standards, bulletins, schematics
- tools and equipment include: scan tools, hand tools, simulators, test leads, DMMs, oscilloscopes
- components include: seatbelts, steering column, occupant classification system (OCS), various airbags, pre-tensioner systems, crash sensor, control modules, clock spring, buckles, retractors, seat belt track, seat track frame, seat belt covers
- impediments to airbag systems include: seat covers, incorrect accessory placement
- damage and defects include: tears, frays, modifications
- restraint system monitoring and warning indicators include: warning messages, warning lights, audible signals
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| G-20.01.01L |
demonstrate knowledge of restraint systems, their components, characteristics, applications and operation |
identify types of restraint systems and their components, and describe their characteristics and applications |
| describe operating principles of restraint systems and their components |
| identify types of restraint system monitoring and warning indicators and describe their purpose |
| G-20.01.02L |
demonstrate knowledge of procedures used to diagnose restraint systems and their components |
identify tools and equipment used to diagnose restraint systems and their components, and describe their characteristics, applications and procedures for use |
| identify hazards and describe safe work practices pertaining to restraint systems and their components |
| describe procedures used to diagnose restraint systems and their components |
Range of Variables
- components include: seatbelts, steering column, occupant classification system (OCS), various airbags, pre-tensioner systems, crash sensor, control modules, clock spring, buckles, retractors, seat belt track, seat track frame, seat belt covers
- types of restraint systems include: active, passive
- restraint system monitoring and warning indicators include: warning messages, warning lights, audible signals
- procedures used to diagnose include: verify concern, perform inspections, retrieve DTCs, access service information, conduct tests and measurements, isolate fault and identify root cause
- tools and equipment include: scan tools, hand tools, simulators, test leads, DMMs, oscilloscopes
- hazards include: handling, disposal, storage, manufacturers’ protocols
G-20.02 - Diagnoses wind noises, rattles and water leaks
G-20.02 - Diagnoses wind noises, rattles and water leaks
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| G-20.02.01P |
verify concern |
concern is verified to determine diagnostic strategy |
| G-20.02.02P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| G-20.02.03P |
perform tests |
tests are performed according to manufacturers’ service information to identify and locate wind noises, rattles and water leaks |
| G-20.02.04P |
perform inspections |
inspections are performed to determine, isolate and locate wind noises, rattles or water leaks |
| G-20.02.05P |
inspect suspected area for apparent related damage |
all related damage is identified |
| G-20.02.06P |
record, interpret and analyze results of tests and inspections |
results of tests and inspections are recorded, interpreted, analyzed, and compared to manufacturers’ service information, and required repair is determined |
Range of Variables
- tools and equipment include: chassis ears, water hose, stethoscope
- manufacturers’ service information includes: maintenance schedule, specifications, recommendations, procedures, standards, bulletins, schematics
- tests include: interior pressure test, water test, road test, drag test
- inspections include: sensory, mechanical
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| G-20.02.01L |
demonstrate knowledge of wind noises, rattles and water leaks and their causes |
identify sources of wind noises, rattles and water leaks and their causes |
| explain principles of basic aerodynamics related to body design |
| identify types of seals, adhesives, sealing materials and fasteners and describe their characteristics, applications and procedures for use |
| G-20.02.02L |
demonstrate knowledge of procedures used to diagnose wind noises, rattles and water leaks |
identify tools and equipment used to diagnose wind noises, rattles and water leaks, and describe their characteristics, applications and procedures for use |
| identify hazards and describe safe work practices pertaining to wind noises, rattles and water leaks |
| describe procedures used to diagnose wind noises, rattles and water leaks |
Range of Variables
- procedures used to diagnose include: verify concern, perform inspections, access service information, conduct tests and measurements, isolate fault and identify root cause
- tools and equipment include: chassis ears, water hose, stethoscope
- hazards include: handling, disposal, storage, manufacturers’ protocols
G-20.03 - Diagnoses interior and exterior components, accessories and trim
G-20.03 - Diagnoses interior and exterior components, accessories and trim
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| G-20.03.01P |
verify concern |
concern is verified to determine diagnostic strategy |
| G-20.03.02P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| G-20.03.03P |
inspect interior and exterior components, accessories and trim |
interior and exterior components, accessories and trim are inspected to identify flaws |
| G-20.03.04P |
perform tests |
tests are performed according to manufacturers’ service information to determine cause of flaws |
| G-20.03.05P |
record, interpret and analyze results of tests and inspections |
results of tests and inspections are recorded, interpreted, analyzed and compared to manufacturers’ service information, and required repair is determined |
Range of Variables
- tools and equipment include: hand tools, trim tools, hinge tools
- manufacturers’ service information includes: maintenance schedule, specifications, recommendations, procedures, standards, bulletins, schematics
- interior and exterior components include: doors, seats, dashes, bumpers, mirrors
- accessories include: bug shields, visors, spoilers, roof racks, bike racks, running boards
- flaws include: fit, finish, form, function
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| G-20.03.01L |
demonstrate knowledge of interior and exterior components, accessories and trim, their characteristics, applications and operation |
identify interior and exterior components, accessories and trim, and describe their characteristics and applications |
| describe operating principles of interior and exterior components, accessories and trim |
| G-20.03.02L |
demonstrate knowledge of procedures used to diagnose interior and exterior components, accessories and trim |
identify tools and equipment used to diagnose interior and exterior components, accessories and trim, and describe their characteristics, applications and procedures for use |
| identify hazards and describe safe work practices pertaining to interior and exterior components, accessories and trim |
| describe procedures used to diagnose interior and exterior components, accessories and trim |
| identify flaws in interior and exterior components, accessories and trim |
Range of Variables
- interior and exterior components include: doors, seats, dashes, bumpers, mirrors
- accessories include: bug shields, visors, spoilers, roof racks, bike racks, running boards
- procedures used to diagnose include: verify concern, perform inspections, access service information, conduct tests and measurements, isolate fault and identify root cause
- tools and equipment include: hand tools, trim tools, hinge tools
- hazards include: restraint components (seatbelts, OCS, various airbags, pre-tensioner systems, crash sensors, control modules)
- flaws include: fit, finish, form, function
G-20.04 - Diagnoses latches, locks and movable glass
G-20.04 - Diagnoses latches, locks and movable glass
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| G-20.04.01P |
verify concern |
concern is verified to determine diagnostic strategy |
| G-20.04.02P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| G-20.04.03P |
identify types of latches, locks, and movable glass, and their components |
types of latches, locks and movable glass, and their components are identified according to manufacturers’ service information |
| G-20.04.04P |
inspect components of latches, locks and movable glass |
components of latches, locks and movable glass are inspected for fit, function and proper operation |
| G-20.04.05P |
check warning indicators |
warning indicators are checked according to manufacturers’ service information |
| G-20.04.06P |
identify latches, locks and movable glass faults |
latches, locks and movable glass faults are identified according to manufacturers’ service information |
| G-20.04.07P |
perform mechanical tests |
mechanical tests are performed according to manufacturers’ service information |
| G-20.04.08P |
record, interpret and analyze results of tests and inspections |
results of tests and inspections are recorded, interpreted, analyzed and compared to manufacturers’ service information, and required repair is determined |
Range of Variables
- tools and equipment include: trim panel tools, hand tools, scan tools, air tools, power tools, DMMs, oscilloscopes
- manufacturers’ service information includes: maintenance schedule, specifications, recommendations, procedures, standards, bulletins, schematics
- components include: electrical (sensors, switches), mechanical (rods, fasteners, latches, hinges), modules, actuators, motors
- warning indicators include: warning messages, warning lights, audible signals
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| G-20.04.01L |
demonstrate knowledge of latches, locks and movable glass, their components, characteristics, applications and operation |
identify types of latches, locks and movable glass, and their components, and describe their characteristics and applications |
| describe operating principles of latches, locks and movable glass, and their components |
| distinguish between electrical and mechanical components |
| G-20.04.02L |
demonstrate knowledge of procedures used to diagnose latches, locks and movable glass, and their components |
identify tools and equipment used to diagnose latches, locks and movable glass, and their components, and describe their application and procedures for use |
| identify hazards and describe safe work practices pertaining to latches, locks and movable glass, and their components |
| identify procedures used to diagnose latches, locks and movable glass, and their components |
Range of Variables
- components include: electrical (sensors, switches), mechanical (rods, fasteners, latches, hinges), modules, actuators, motors
- procedures used to diagnose include: verify concerns, perform inspections, retrieve DTCs, access service information, conduct tests and measurements, isolate fault and identify root cause
- tools and equipment include: trim panel tools, hand tools, scan tools, air tools, power tools, DMMs, oscilloscopes
- hazards include: pinch points, handling of glass
Task G-21 Repairs restraint systems, body components, accessories and trim
Task Descriptor
Restraint systems are designed to provide additional protection for the occupants of the vehicle.
Body components, accessories and trim are designed to enhance structural integrity, vehicle appearance and function. They secure the occupant and storage compartments of a vehicle as well as enhance vehicle safety.
Automotive service technicians repair and maintain restraint systems, body components, accessories and trim according to manufacturers’ service information. Form, fit, function, finish and safety are key considerations in the repair of restraint systems, body components, accessories and trim. Incorrect processes can result in personal injury and component failure.
G-21.01 - Repairs restraint systems
G-21.01 - Repairs restraint systems
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| G-21.01.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| G-21.01.02P |
select repair materials |
repair materials are selected according to repair requirements and manufacturers’ service information |
| G-21.01.03P |
remove, service and replace components |
components are removed, serviced and replaced according to manufacturers’ service information |
| G-21.01.04P |
verify repair |
repair is verified by system re-test and road test |
Range of Variables
- tools and equipment include: scan tools, hand tools, air tools, power tools, repair kit, simulators, test leads, DMMs, oscilloscopes
- manufacturers’ service information includes: maintenance schedule, specifications, recommendations, procedures, standards, bulletins, schematics
- repair materialsinclude: connectors, fasteners, shrink tubes, wire repair kits
- components include: seatbelts, OCS, various airbags, pre-tensioner systems, crash sensor, control modules, clock spring, pyrotechnic devices, switches
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| G-21.01.01L |
demonstrate knowledge of restraint systems, their components, characteristics, applications and operation |
identify types of restraint systems and their components, and describe their characteristics and applications |
| describe operating principles of restraint systems and their components |
| identify restraint system monitoring and warning indicators and describe their purpose |
| G-21.01.02L |
demonstrate knowledge of procedures used to repair restraint systems and their components |
identify tools and equipment used to repair restraint systems and their components, and describe their characteristics, applications and procedures for use |
| identify hazards and describe safe work practices pertaining to restraint systems and their components |
| describe procedures used to repair restraint systems |
| describe procedures used to remove, repair, replace, adjust and reinstall electrical or restraint system mechanical components |
| describe care, handling and storage procedures of restraint system components |
| describe procedures used to verify repair |
| G-21.01.03L |
demonstrate knowledge of regulatory requirements pertaining to restraint systems |
describe jurisdictional requirements and procedures used to recycle or dispose of restraint system components |
Range of Variables
- components include: seatbelts, OCS, various airbags, pre-tensioner systems, crash sensor, control modules, clock spring, pyrotechnic devices, switches
- types of restraint systems include: active, passive
- tools and equipment include: scan tools, hand tools, air tools, power tools, repair kit, simulators, test leads, DMMs, oscilloscopes
- hazards include: unintentional deployment during handling, disposal, storage, servicing
- mechanical components include: buckles, retractors, seat belt track, seat track frame, seat belt covers, air bags
- jurisdictional requirements include: disposal, repair, motor vehicle inspection
G-21.02 - Repairs wind noises, rattles and water leaks
G-21.02 - Repairs wind noises, rattles and water leaks
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| G-21.02.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| G-21.02.02P |
select repair materials |
repair materials are selected according to repair requirements and manufacturers’ service information |
| G-21.02.03P |
remove, service, adjust and replace components |
components are removed, serviced, adjusted and replaced according to manufacturers’ service information |
| G-21.02.04P |
perform maintenance procedures |
maintenance procedures are performed according to manufacturers’ service information |
| G-21.02.05P |
verify repair |
repair is verified by system re-test and road test |
Range of Variables
- tools and equipment include: trim tools, hand tools, air tools, power tools, scan tools
- manufacturers’ service information includes: maintenance schedule, specifications, recommendations, procedures, standards, bulletins, schematics
- repair materials include: lubricants, sealants, adhesives, fastening devices, tapes, insulators
- maintenance procedures include: cleaning, adjusting, calibrating
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| G-21.02.01L |
demonstrate knowledge of wind noises, rattles and water leaks |
identify types and sources of wind noises, rattles and water leaks |
| explain principles of basic aerodynamics related to body design |
| identify types of repair materials and describe their characteristics, applications and procedures for use |
| identify types of body components and accessories |
| G-21.02.02L |
demonstrate knowledge of procedures used to repair wind noises, rattles and water leaks |
identify tools and equipment used to repair wind noises, rattles and water leaks, and describe their characteristics, applications and procedures for use |
| identify hazards and describe safe work practices pertaining to wind noises, rattles and water leaks |
| describe procedures used to repair wind noises, rattles and water leaks |
| describe maintenance procedures |
| describe procedures used to verify repair |
Range of Variables
- sources of wind noises, rattles and water leaks include: missing sealant and adhesives, loose fasteners, panel misalignment, incorrect clearances, exterior accessories
- repair materials include: lubricants, sealants, adhesives, fastening devices, tapes, insulators
- body components include: interior (doors, seats, dashes), exterior (bumpers, mirrors, mounts)
- accessories include: bug shields, visors, spoilers, roof racks, bike racks, running boards
- tools and equipment include: trim tools, hand tools, air tools, power tools, scan tools
- hazards include: glass breakage, air bag placement, rotating parts, sharp edges, slippery floors
- maintenance procedures include: cleaning, adjusting, calibrating
G-21.03 - Repairs interior and exterior components, accessories and trim
G-21.03 - Repairs interior and exterior components, accessories and trim
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| G-21.03.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task and manufacturers’ service information |
| G-21.03.02P |
select repair materials |
repair materials are selected according to repair requirements and manufacturers’ service information |
| G-21.03.03P |
remove, service, adjust and replace components |
components are removed, serviced, adjusted and replaced according to manufacturers’ service information, safety precautions and protocols |
| G-21.03.04P |
perform maintenance procedures |
maintenance procedures are performed according to manufacturers’ service information |
| G-21.03.05P |
verify repair |
repair is verified by system re-test and road test |
Range of Variables
- tools and equipment include: trim tools, hand tools, air tools, power tools, scan tools
- manufacturers’ service information includes: maintenance schedule, specifications, recommendations, procedures, standards, bulletins, schematics
- repair materials include: adhesives, gaskets, seals and sealants, fastening devices, cleaners
- maintenance procedures include: cleaning, adjusting, calibrating
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| G-21.03.01L |
demonstrate knowledge of interior and exterior components, accessories and trim, their characteristics, applications and operation |
identify types of interior and exterior components, accessories and trim, and describe their characteristics and applications |
| describe operating principles of interior and exterior components, accessories and trim |
| G-21.03.02L |
demonstrate knowledge of procedures used to repair interior and exterior components, accessories and trim |
identify tools and equipment used to repair interior and exterior components, accessories and trim, and describe their characteristics, applications and procedures for use |
| identify hazards and describe safe work practices pertaining to interior and exterior components, accessories and trim |
| describe procedures used to repair interior and exterior components, accessories and trim |
| identify types of repair materials and describe their characteristics, applications and procedures for use |
| describe procedures used to adjust, repair and replace interior and exterior components, accessories and trim |
| describe maintenance procedures |
| describe procedures used to verify repair |
Range of Variables
- interior and exterior components include: doors, seats, dashes, bumpers, mirrors
- accessories include: bug shields, visors, spoilers, roof racks, bike racks, running boards
- tools and equipment include: trim tools, hand tools, air tools, power tools, scan tools
- hazards include: glass breakage, air bag placement, rotating parts, sharp edges, slippery floors
- repair materials include: adhesives, gaskets, seals and sealants, fastening devices, cleaners
- maintenance procedures include: cleaning, adjusting, calibrating
G-21.04 - Repairs latches, locks and movable glass
G-21.04 - Repairs latches, locks and movable glass
| NL |
NS |
PE |
NB |
QC |
ON |
MB |
SK |
AB |
BC |
NT |
YT |
NU |
| yes |
yes |
NV |
yes |
ND |
yes |
yes |
yes |
yes |
yes |
NV |
NV |
NV |
Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| G-21.04.01P |
select and use tools and equipment |
tools and equipment are selected and used according to manufacturers’ service information and repair to be performed |
| G-21.04.02P |
select repair materials |
repair materials are selected according to repair requirements and manufacturers’ service information |
| G-21.04.03P |
remove, service, adjust and replace components |
components are removed, serviced, adjusted and replaced according to manufacturers’ service information, safety precautions and protocols |
| G-21.04.04P |
perform maintenance procedures |
maintenance procedures are performed according to manufacturers’ service information |
| G-21.04.05P |
verify repair |
repair is verified by system re-test and road test |
Range of Variables
- tools and equipment include: trim tools, hand tools, air tools, power tools, scan tools
- manufacturers’ service information includes: maintenance schedule, specifications, recommendations, procedures, standards, bulletins, schematics
- repair materials include: gaskets, sealants, fastening devices, lubricants
- components include: electrical (sensors, switches), mechanical (rods, fasteners, latches, hinges), modules, actuators, motors
- maintenance procedures include: lubricating, cleaning, adjusting, calibrating
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| G-21.04.01L |
demonstrate knowledge of latches, locks and movable glass, their characteristics, applications and operation |
identify types of latches, locks and movable glass, and describe their characteristics and applications |
| describe operating principles of latches, locks and movable glass |
| identify warning indicators and describe their characteristics, applications and operation |
| G-21.04.02L |
demonstrate knowledge of procedures used to repair latches, locks and movable glass |
identify tools and equipment used to repair latches, locks and movable glass, and describe their characteristics, applications and procedures for use |
| identify hazards and describe safe work practices pertaining to latches, locks and movable glass |
| describe procedures used to repair latches, locks and movable glass |
| describe maintenance procedures |
| describe procedures used to verify repair |
Range of Variables
- warning indicators include: warning messages, warning lights, audible signals
- tools and equipment include: trim tools, hand tools, air tools, power tools, scan tools
- hazards include: pinch points, handling of glass, sharp edges
- maintenance procedures include: lubricating, cleaning, adjusting, calibrating