Automotive Technician Specialist - Mercedes
Competency-based
ONET: 49-3023.02
4
Years
37
Skills
555h
Related instructions
Classroom instruction topics
- Intro to Automotive/Special Problems
- Basic Automotive Electricity
- Basic Automotive Electricity (Lab)
- Brake Systems (Lab)
- Engine Repair (Lab)
- Suspension & Steering (Lab)
- Electrical Systems (Lab)
- Basic Fuel & Ignition Systems (Lab)
- Computer Controls (Lab)
- Brake Systems
- Engine Repair
- Suspension & Steering
- Electrical Systems
- Basic Fuel & Ignition Systems
- Computer Controls
On-the-job training
- Shop Safety, First Aid and Hazardous Waste Disposal
- Identify shop hazards and explain the necessary steps to avoid personal injury or property damage
- Define the special training and necessary First Aid Steps required to deal with Blood Borne Pathogens.
- Identify, describe, and record all unsafe or potentially unsafe conditions or acts, environmental noncompliance, malfunctions, and health or industrial hygiene problems
- Identify and define hazardous materials by chemical and physical properties, such as: color, corrosively, density, flammability, reactivity, specific gravity, and toxicity.
- Suspension and Steering
- Diagnose steering column noises, looseness, and binding concerns (including tilt mechanisms); determine necessary action
- Diagnose power steering gear (non-rack and pinion) binding, uneven turning effort, looseness, hard steering, and fluid leakage concerns; determine necessary action
- Inspect steering shaft universal-joint(s), flexible coupling(s), collapsible column, lock cylinder mechanism, and steering wheel; perform necessary action
- Adjust manual or power non-rack and pinion worm bearing preload and sector lash.
- Remove and replace manual or power rack and pinion steering gear; inspect mounting bushing and brackets
- Inspect and replace manual or power rack and pinion steering gear inner tie rod ends (sockets) and bellow boots
- Brakes
- Research applicable vehicle and service information, such as brake system operation, vehicle service history, service precautions, and technical service bulletins
- Diagnose pressure concerns in the brake system using hydraulic principles (Pascal’s Law)
- Measure brake pedal height; determine necessary action
- Diagnose poor stopping, pulling or dragging concerns caused by malfunctions in the hydraulic system; determine necessary action
- Inspect, test, and/or replace components of brake warning light system
- Diagnose poor stopping, noise, pulling, grabbing, dragging or pedal pulsation concerns; determine necessary action
- Clean, inspect, and measure rotor with a dial indicator and a micrometer; follow manufacturer’s recommendations in determining need to machine or replace
- Inspect the vacuum-type power booster unit for vacuum leaks; inspect the check valve for proper operation; determine necessary action
- Electrical/Electronic Systems
- Identify and interpret electrical/electronic system concern; determine necessary action
- Research applicable vehicle and service information, such as electrical/electronic system operation, vehicle service history, service precautions, and technical service bulletins
- Using wiring diagrams during diagnosis of electrical circuit problems
- Demonstrate the proper use of a digital multimeter (DMM) during diagnosis of electrical circuit problems
- Check electrical circuits with a test light; determine necessary action
- Measure source voltage and perform voltage drop tests in electrical/electronic circuits using a voltmeter; determine necessary action
- Maintain or restore electronic memory functions
- Diagnose charging system for the cause of undercharge, no-charge, and overcharge conditions
- Engine Performance
- Identify and interpret maintenance issues per manufacture’s scheduled maintenance
- Diagnose abnormal engine noise or vibration concerns; determine necessary action
- Perform engine absolute (vacuum/boost) manifold pressure tests; determine necessary action
- Inspect throttle body, air induction system, intake manifold and gaskets for vacuum leaks and/or unmetered air
- Tire
- Remove; replace High Performance, Low Profile monitoring systems
- Heating, Cooling and Air Conditioning
- Identification of heating and cooling components and system requirements and procedures
- Heating and cooling diagnostics/trouble shooting and repair
- Identification of Air Conditioning components and system requirements and procedures
- Identification and proper handling of refrigerant gasses
- Recovery/recycle of refrigerant
- IMACA Certification
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