HEV 3011 - Brakes

1. General: Electrical System Diagnosis
   1. Research vehicle service information including vehicle service history, service precautions, and technical service bulletin
   2. Demonstrate knowledge of electrical/electronic series, parallel, and series-parallel circuits using principles of electricity (Ohm’s Law)
   3. Demonstrate proper use of a digital multimeter (DMM) when measuring source voltage, voltage drop (including grounds), current flow and resistance
   4. Demonstrate knowledge of the causes and effects from shorts, grounds, opens, and resistance problems in electrical/electronic circuits. 
   5. Use wiring diagrams during the diagnosis (troubleshooting) of electrical/electronic circuit problems.
   6. Inspect and test fusible links, circuit breakers, and fuses; determine needed action.
   7. Inspect, test, repair, and/or replace components, connectors, terminals, harnesses, and wiring in electrical/electronic systems; determine needed action.
   8. Check electrical/electronic circuit waveforms; interpret readings and determine needed repairs. 
2. Battery Diagnosis and Service
   1. Perform battery state-of-charge test; determine needed action.
   2. Confirm proper battery capacity for vehicle application; perform battery capacity and load test; determine needed action.
   3. Maintain or restore electronic memory functions.
   4. Inspect and clean battery; check battery cables, connectors, clamps, and hold-downs.
   5. Perform slow/fast battery charge according to manufacturer’s recommendations.
   6. Identify safety precautions for high voltage systems on hybrid and electric vehicles.
   7. Identify electrical/electronic modules, security systems, radios, and other accessories that require reinitialization or code entry after reconnecting vehicle battery.
   8. Identify hybrid vehicle auxiliary (12v) battery service, repair, and test procedures.
3. Starting System Diagnosis and Repair 
   1. Perform starter current draw tests; determine needed action. 
   2. Perform starter circuit voltage drop tests; determine needed action.
   3. Inspect and test starter relays and solenoids; determine needed action.
   4. Remove and install starter in a vehicle.
   5. Inspect and test switches, connectors, and wires of starter control circuits; determine needed action.
   6. Differentiate between electrical and engine mechanical problems that cause a slow crank or a no-crank condition.
   7. Demonstrate knowledge of an automatic idle-stop/start-stop system.
4. Charging System Diagnosis and Repair 
   1. Perform charging system output test; determine needed action.
   2. Diagnose (troubleshoot) charging system for causes of undercharge, no-charge, or overcharge conditions. 
   3. Inspect, adjust, and/or replace generator (alternator) drive belts; check pulleys and tensioners for wear; check pulley and belt alignment.
   4. Remove, inspect, and/or replace generator (alternator).
   5. Perform charging circuit voltage drop tests; determine needed action.
5. Lighting Systems Diagnosis and Repair
   1. Diagnose (troubleshoot) the causes of brighter-than-normal, intermittent, dim, or no light operation; determine needed action.
   2. Inspect interior and exterior lamps and sockets including headlights and auxiliary lights (fog lights/driving lights); replace as needed.
6. Instrument Cluster and Driver Information Systems Diagnosis and Repair
   1. Inspect and test gauges and gauge sending units for causes of abnormal readings; determine needed action.
   2. Diagnose (troubleshoot) the causes of incorrect operation of warning devices and other driver information systems; determine needed action.
   3. Reset maintenance indicators as required.
7. Body Electrical Systems Diagnosis and Repair
   1. Diagnose operation of comfort and convenience accessories and related circuits (such as: power window, power seats, pedal height, power locks, trunk locks, moon roof, sun roof, sun shade, remote keyless entry, steering wheel controls, headlamps); determine needed repairs.
   2. Diagnose operation of security/anti-theft systems and related circuits (such as: theft deterrent, door locks, remote keyless entry, remote start, and starter/fuel disable); determine needed repairs.
   3. Diagnose operation of entertainment and related circuits (such as: radio, DVD, remote CD changer, navigation, amplifiers, speakers, antennas, and voice-activated accessories); determine needed repairs.
   4. Diagnose operation of safety systems and related circuits (such as:  horn, airbags, seat belt pretensioners, occupancy classification, wipers, and speed control/collision avoidance); determine needed repairs.
   5. Diagnose body electronic systems circuits using a scan tool; check for module communication errors (data communication bus systems); determine needed action.