MEC2150 Suspension Systems

Intermediate · 1 credit · TMT - Trades, Manufacturing and Transportation

Description: Students develop the knowledge, skills and attitudes necessary to service and maintain vehicle suspension systems.
Prerequisite: MEC1150: Ride & Control Systems
Parameters: Access to suspension systems, specialized suspension tools and related resources. Note: Customer work must be checked by certified technician.

Outcomes The student will:

1 demonstrate safe work practices when working on suspension systems
- 1.1 demonstrate knowledge of and follow laboratory safety procedures when working on suspension components
2 identify the purpose and function of suspension parts
- 2.1 describe the basic types of front and rear suspensions used on motor vehicles; e.g., short, long arm suspension and MacPherson strut
- 2.2 compare the advantages and disadvantages of using separate and integral frames in relation to suspension design, repair and servicing
- 2.3 explain the advantage of using a:
  - 2.3.1 solid “I” beam
  - 2.3.2 split “I” beam
  - 2.3.3 independent front suspension and a:
    2.3.3.1 rigid suspension
    2.3.3.2 independent rear suspension
- 2.4 explain why it is important to reduce the amount of unsprung weight
- 2.5 list the positive and negative features of using coil, leaf, torsion, rubber biscuit and air springs
- 2.6 explain the meaning of spring rate and travel
- 2.7 list basic types and describe the operation of shock absorbers, mounting techniques and methods of testing
3 identify worn or defective suspension parts
- 3.1 describe typical wheel bearing faults; e.g., bent cage, etching, overheating, worn seal
- 3.2 repack a front or rear wheel bearing
- 3.3 lubricate suspension joints, where necessary
- 3.4 inspect suspension components for damage and wear
- 3.5 explain how ball joints are checked for wear
4 service a suspension system
- 4.1 remove and replace a:
  - 4.1.1 shock absorber
  - 4.1.2 coil spring
  - 4.1.3 ball joint
  - 4.1.4 strut
- 4.2 identify the appropriate lifting and towing procedures relative to electronically controlled suspension systems
5 demonstrate basic competencies
- 5.1 demonstrate fundamental skills to:
  - 5.1.1 communicate
  - 5.1.2 manage information
  - 5.1.3 use numbers
  - 5.1.4 think and solve problems
- 5.2 demonstrate personal management skills to:
  - 5.2.1 demonstrate positive attitudes and behaviours
  - 5.2.2 be responsible
  - 5.2.3 be adaptable
  - 5.2.4 learn continuously
  - 5.2.5 work safely
- 5.3 demonstrate teamwork skills to:
  - 5.3.1 work with others
  - 5.3.2 participate in projects and tasks
6 identify possible life roles related to the skills and content of this cluster
- 6.1 recognize and then analyze the opportunities and barriers in the immediate environment
- 6.2 identify potential resources to minimize barriers and maximize opportunities