Common Planner
K–12 Standards

Diesel Technology: High School

Other Nevada CTE sets

IDENTIFY AND UTILIZE SAFETY PROCEDURES AND PROPER TOOLS 1.0

  • PS 1.1

    DEMONSTRATE GENERAL LAB SAFETY RULES AND PROCEDURES 1.1

    1. 1.1.1

      Describe general shop safety rules and procedures (i.e., safety test) 1.1.1

    2. 1.1.2

      Utilize safe procedures for handling of tools and equipment1.1.2

    3. 1.1.3

      Identify and use proper placement of floor jacks and jack stands1.1.3

    4. 1.1.4

      Identify and use proper lifting procedures and proper use of support equipment (e.g., lifts, hoists, rigging, etc.) 1.1.4

    5. 1.1.5

      Utilize proper ventilation procedures for working within the lab/shop area 1.1.5

    6. 1.1.6

      Identify marked safety areas1.1.6

    7. 1.1.7

      Identify the location and the types of fire extinguishers and other fire safety equipment; demonstrate knowledge of the procedures for using fire extinguishers and other fire safety equipment 1.1.7

    8. 1.1.8

      Identify the location and use of eye wash stations1.1.8

    9. 1.1.9

      Identify the location of the posted evacuation routes 1.1.9

    10. 1.1.10

      Comply with the required use of safety glasses, ear protection, gloves, and shoes during lab/shop activities (i.e., personal protection equipment – PPE)1.1.10

    11. 1.1.11

      Identify and wear appropriate clothing for lab/shop activities1.1.11

    12. 1.1.12

      Secure hair and jewelry for lab/shop activities 1.1.12

    13. 1.1.13

      Research safety aspects of supplemental restraint systems (SRS), electronic brake control systems, and hybrid vehicle high voltage circuits 1.1.13

    14. 1.1.14

      Research safety aspects of high voltage circuits (such as high intensity discharge (HID) lamps, ignition systems, fuel injection systems, etc.) 1.1.14

    15. 1.1.15

      Locate and interpret safety data sheets (SDS)1.1.15

    16. 1.1.16

      Prepare time or job cards, reports or records 1.1.16

    17. 1.1.17

      Perform housekeeping duties 1.1.17

    18. 1.1.18

      Follow verbal instructions to complete work assignments1.1.18

    19. 1.1.19

      Follow written instructions to complete work assignments  1.1.19

  • PS 1.2

    IDENTIFY AND UTILIZE PROPER TOOLS 1.2

    1. 1.2.1

      Identify appropriate tools and their usage in diesel service applications1.2.1

    2. 1.2.2

      Identify standard and metric designation1.2.2

    3. 1.2.3

      Demonstrate safe handling and use of appropriate tools 1.2.3

    4. 1.2.4

      Demonstrate proper cleaning, storage, and maintenance of tools and equipment 1.2.4

    5. 1.2.5

      Demonstrate proper use of precision measuring tools (i.e., micrometer, dial-indicator, dial-caliper)1.2.5

PERFORM BASIC VEHICLE SERVICE 2.0

  • PS 2.1

    IDENTIFY AND UTILIZE VEHICLE SERVICE INFORMATION 2.1

    1. 2.1.1

      Locate and utilize paper and/or electronic service information2.1.1

    2. 2.1.2

      Locate and utilize technical service bulletins (TSBs)2.1.2

    3. 2.1.3

      Demonstrate knowledge of special service messages, quotes, service campaigns/recalls, vehicle/service warranty applications, and service interval recommendations2.1.3

    4. 2.1.4

      Locate vehicle identification number (VIN) and production date code2.1.4

    5. 2.1.5

      Analyze vehicle identification number (VIN) information2.1.5

    6. 2.1.6

      Research other vehicle information labels (such as tire, emissions, etc.)2.1.6

  • PS 2.2

    PREPARE A VEHICLE FOR SERVICE 2.2

    1. 2.2.1

      Identify information needed and the service requested on a repair order 2.2.1

    2. 2.2.2

      Identify purpose and demonstrate proper use of fender covers, seat covers, and floor mats2.2.2

    3. 2.2.3

      Demonstrate use of the three C’s (concern, cause, and correction)2.2.3

    4. 2.2.4

      Review vehicle service history2.2.4

    5. 2.2.5

      Complete work order to include customer information, vehicle identifying information, customer concern, related service history, cause, and correction2.2.5

  • PS 2.3

    PREPARE A VEHICLE FOR THE CUSTOMER 2.3

    1. 2.3.1

      Ensure vehicle is prepared to return to customer per school/company policy (floor mats, steering wheel cover, etc.) 2.3.1

APPLY CONCEPTS OF DIESEL ENGINE SERVICE 3.0

  • PS 3.1

    PERFORM PRELIMINARY ENGINE INSPECTION 3.1

    1. 3.1.1

      Inspect fuel, oil, diesel exhaust fluid (DEF) and coolant levels, and condition; determine needed action3.1.1

    2. 3.1.2

      Identify engine fuel, oil, coolant, air, and other leaks; determine needed action3.1.2

    3. 3.1.3

      Observe engine exhaust smoke color and quantity3.1.3

    4. 3.1.4

      Check and record electronic diagnostic codes3.1.4

  • PS 3.2

    PERFORM CYLINDER HEAD AND VALVE TRAIN SERVICE 3.2

    1. 3.2.1

      Inspect cylinder head for cracks/damage; check mating surfaces for warpage; check condition of passages; inspect core/expansion and gallery plugs; determine needed action 3.2.1

    2. 3.2.2

      Disassemble head and inspect valves, guides, seats, springs, retainers, rotators, locks, and seals; determine needed action 3.2.2

    3. 3.2.3

      Inspect valve train components; determine needed action3.2.3

    4. 3.2.4

      Reassemble cylinder head3.2.4

    5. 3.2.5

      Inspect, measure, and replace/reinstall overhead camshaft; measure/adjust end play and backlash3.2.5

    6. 3.2.6

      Adjust valve bridges (crossheads); adjust valve clearances and injector settings 3.2.6

  • PS 3.3

    PERFORM ENGINE BLOCK SERVICE AND REPAIR 3.3

    1. 3.3.1

      Remove, inspect, service, and install pans, covers, gaskets, seals, wear rings, and crankcase ventilation components 3.3.1

    2. 3.3.2

      Disassemble, clean, and inspect engine block for cracks/damage; measure mating surfaces for warpage; check condition of passages, core/expansion and gallery plugs; inspect threaded holes, studs, dowel pins, and bolts for serviceability; determine needed action 3.3.2

    3. 3.3.3

      Clean, inspect, and measure cylinder walls or liners for wear and damage; determine needed action3.3.3

    4. 3.3.4

      Inspect in-block camshaft bearings for wear and damage; determine needed action3.3.4

    5. 3.3.5

      Inspect, measure, and replace/reinstall in-block camshaft; measure/adjust end play 3.3.5

    6. 3.3.6

      Clean and inspect crankshaft for surface cracks and journal damage; check condition of oil passages; check passage plugs; measure journal diameter; determine needed action3.3.6

    7. 3.3.7

      Inspect main bearings for wear and damage; check bearing clearances; check crankshaft end play3.3.7

    8. 3.3.8

      Inspect, install, and time gear train; measure gear backlash; determine needed action3.3.8

    9. 3.3.9

      Inspect connecting rod and bearings for wear patterns; measure pistons, pins, retainers, and bushings 3.3.9

    10. 3.3.10

      Determine piston-to-cylinder wall clearance; check ring-to-groove fit and end gap; install rings on pistons3.3.10

    11. 3.3.11

      Assemble pistons and connecting rods; install in block; install rod bearings and check clearances3.3.11

    12. 3.3.12

      Check condition of piston cooling jets (nozzles); determine needed action3.3.12

    13. 3.3.13

      Inspect crankshaft vibration damper; determine needed action3.3.13

    14. 3.3.14

      Inspect flywheel/flexplate (including ring gear) and mounting surfaces for cracks and wear; measure runout; determine needed action 3.3.14

  • PS 3.4

    PERFORM LUBRICATION SYSTEMS SERVICE AND REPAIR 3.4

    1. 3.4.1

      Check engine oil level, condition, and consumption; determine needed action3.4.1

    2. 3.4.2

      Inspect and measure oil pump, drives, inlet pipes, and pick-up screens; check drive gear clearances; determine needed action3.4.2

    3. 3.4.3

      Determine proper lubricant and filter requirements 3.4.3

    4. 3.4.4

      Perform oil and filter change3.4.4

  • PS 3.5

    PERFORM COOLING SYSTEMS SERVICE AND REPAIR 3.5

    1. 3.5.1

      Check engine coolant type, level, condition, and consumption; test coolant for freeze protection and additive package concentration; determine needed action3.5.1

    2. 3.5.2

      Test coolant temperature and check operation of temperature and level sensors, gauge, and/or sending unit; determine needed action 3.5.2

    3. 3.5.3

      Inspect and reinstall/replace pulleys, tensioners and drive belts; adjust drive belts and check alignment3.5.3

    4. 3.5.4

      Recover coolant, refill with recommended coolant/additive package, and bleed cooling system per manufacturers specification3.5.4

    5. 3.5.5

      Inspect coolant conditioner/filter assembly for leaks; inspect valves, lines, and fittings; replace as needed3.5.5

    6. 3.5.6

      Inspect water pump and coolant hoses; replace as needed3.5.6

    7. 3.5.7

      Inspect, clean, and pressure test radiator. Pressure test cap, tank(s), and recovery systems; determine needed action3.5.7

    8. 3.5.8

      Inspect thermostatic cooling fan system (hydraulic, pneumatic, and electronic) and fan shroud; replace as needed3.5.8

  • PS 3.6

    INSPECT AIR INDUCTION AND EXHAUST SYSTEMS3.6

    1. 3.6.1

      Check air induction system: piping, hoses, clamps, and mounts; service or replace air filter as needed3.6.1

    2. 3.6.2

      Inspect intake manifold, gaskets, and connections; determine needed action3.6.2

    3. 3.6.3

      Inspect charge air cooler assemblies; determine needed action 3.6.3

    4. 3.6.4

      Inspect exhaust manifold, piping, mufflers, and mounting hardware; determine needed action 3.6.4

  • PS 3.7

    PERFORM FUEL SUPPLY SYSTEMS SERVICE 3.7

    1. 3.7.1

      Check fuel level, and condition; determine needed action3.7.1

    2. 3.7.2

      Inspect fuel tanks, vents, caps, mounts, valves, screens, crossover system, supply and return lines and fittings; determine needed action 3.7.2

    3. 3.7.3

       Inspect primary fuel delivery system; determine needed action3.7.3

PERFORM PREVENTATIVE MAINTENANCE INSPECTIONS 4.0

  • PS 4.1

    ASSESS ENGINE SYSTEMS FOR SERVICE 4.1

    1. 4.1.1

      Check engine starting/operation, record idle and governed rpm4.1.1

    2. 4.1.2

      Inspect belts, tensioners, and pulleys; check and adjust belt tension; check belt alignment4.1.2

    3. 4.1.3

      Check engine oil level and condition; check dipstick seal4.1.3

    4. 4.1.4

      Inspect engine mounts for looseness and deterioration 4.1.4

    5. 4.1.5

      Check engine for oil, coolant, air, fuel, and exhaust leaks (engine off and running)4.1.5

    6. 4.1.6

      Check engine compartment wiring harnesses, connectors, and seals for damage and proper routing 4.1.6

  • PS 4.2

    INVESTIGATE FUEL SYSTEMS FOR SERVICE 4.2

    1. 4.2.1

      Check fuel tanks, mountings, lines, caps, and vents 4.2.1

    2. 4.2.2

      Drain water from fuel system4.2.2

    3. 4.2.3

      Service water separator/fuel heater; replace fuel filter(s); prime and bleed fuel system4.2.3

  • PS 4.3

    ASSESS AIR INDUCTION AND EXHAUST SYSTEMS FOR SERVICE4.3

    1. 4.3.1

      Check exhaust system mountings for looseness and damage4.3.1

    2. 4.3.2

      Check engine exhaust system for leaks, proper routing, and damaged or missing components to include exhaust gas recirculation (EGR) system and after treatment devices, if equipped4.3.2

    3. 4.3.3

      Check air induction system: piping, charge air cooler, hoses, clamps, and mountings; check for air restrictions and leaks4.3.3

    4. 4.3.4

      Inspect turbocharger for leaks; check mountings and connections  4.3.4

    5. 4.3.5

      Service or replace air filter as needed; check and reset air filter restriction indicator4.3.5

    6. 4.3.6

      Inspect crankcase ventilation system4.3.6

    7. 4.3.7

      Inspect diesel exhaust fluid (DEF) system, to include tanks, lines, gauge, pump, and filter 4.3.7

  • PS 4.4

    INVESTIGATE COOLING SYSTEMS FOR SERVICE4.4

    1. 4.4.1

      Check operation of fan clutch4.4.1

    2. 4.4.2

      Inspect radiator (including air flow restriction, leaks, and damage) and mountings 4.4.2

    3. 4.4.3

      Inspect fan assembly and shroud 4.4.3

    4. 4.4.4

      Pressure test cooling system and radiator cap4.4.4

    5. 4.4.5

      Inspect coolant hoses and clamps 4.4.5

    6. 4.4.6

      Inspect coolant recovery system4.4.6

    7. 4.4.7

      Check coolant for contamination, additive package concentration, aeration, and protection level (freeze point)4.4.7

    8. 4.4.8

      Service coolant filter4.4.8

    9. 4.4.9

      Inspect water pump4.4.9

  • PS 4.5

    ANALYZE LUBRICATION SYSTEMS FOR SERVICE4.5

    1. 4.5.1

      Change engine oil and filters; visually check oil for coolant or fuel contamination; inspect and clean magnetic drain plugs 4.5.1

  • PS 4.6

    INVESTIGATE CAB AND HOOD INSTRUMENTS AND CONTROLS FOR SERVICEABILITY4.6

    1. 4.6.1

      Inspect key condition and operation of ignition switch4.6.1

    2. 4.6.2

      Check warning indicators4.6.2

    3. 4.6.3

      Check instruments; record oil pressure and system voltage4.6.3

    4. 4.6.4

      Check heating ventilation and air conditioning (HVAC) controls4.6.4

    5. 4.6.5

      Check operation of all accessories4.6.5

    6. 4.6.6

      Using electronic service tool(s) or on-board diagnostic system; retrieve engine monitoring information; check and record diagnostic codes and trip/operational data (including engine, transmission, anti-lock brake system (ABS), and other systems)4.6.6

  • PS 4.7

    ASSESS CAB AND HOOD SAFETY EQUIPMENT FOR SERVICE4.7

    1. 4.7.1

      Check operation of electric/air horns and reverse warning devices4.7.1

    2. 4.7.2

      Check condition of spare fuses, safety triangles, fire extinguisher, and all required decals4.7.2

    3. 4.7.3

      Inspect seat belts and sleeper restraints4.7.3

    4. 4.7.4

      Inspect wiper blades and arms4.7.4

  • PS 4.8

    INSPECT CAB AND HOOD HARDWARE/ACCESSORIES FOR SERVICE4.8

    1. 4.8.1

      Check operation of wiper and washer4.8.1

    2. 4.8.2

      Inspect windshield glass for cracks or discoloration; check sun visor4.8.2

    3. 4.8.3

      Check seat condition, operation, and mounting 4.8.3

    4. 4.8.4

      Check door glass and window operation 4.8.4

    5. 4.8.5

      Inspect steps and grab handles 4.8.5

    6. 4.8.6

      Inspect mirrors, mountings, brackets, and glass4.8.6

    7. 4.8.7

      Record all observed physical damage4.8.7

    8. 4.8.8

      Lubricate all cab and hood grease fittings 4.8.8

    9. 4.8.9

      Inspect and lubricate door and hood hinges, latches, strikers, lock cylinders, safety latches, linkages, and cables4.8.9

  • PS 4.9

    EXAMINE HEATING, VENTILATION AND AIR CONDITIONING (HVAC) SYSTEMS FOR SERVICE4.9

    1. 4.9.1

      Inspect A/C condenser and lines for condition and visible leaks; check mountings4.9.1

    2. 4.9.2

      Inspect A/C compressor and lines for condition and visible leaks; check mountings 4.9.2

    3. 4.9.3

      Check A/C system condition and operation; check A/C monitoring system, if applicable4.9.3

    4. 4.9.4

      Check HVAC air inlet filters and ducts; service as needed4.9.4

  • PS 4.10

     ASSESS BATTERY AND STARTING SYSTEMS4.10

    1. 4.10.1

      Inspect battery box(es), cover(s), and mountings 4.10.1

    2. 4.10.2

      Inspect battery hold-downs, connections, cables, and cable routing; service as needed4.10.2

    3. 4.10.3

      Check/record battery state-of-charge (open circuit voltage) and condition 4.10.3

    4. 4.10.4

      Perform battery test (load and/or capacitance)4.10.4

    5. 4.10.5

      Inspect starter, mounting, and connections 4.10.5

    6. 4.10.6

      Engage starter; check for unusual noises, starter drag, and starting difficulty4.10.6

  • PS 4.11

     ASSESS CHARGING SYSTEMS 4.11

    1. 4.11.1

      Inspect alternator, mountings, cable, wiring, and wiring routing; determine needed action 4.11.1

    2. 4.11.2

      Perform alternator output tests4.11.2

  • PS 4.12

     INVESTIGATE LIGHTING SYSTEMS FOR SERVICE4.12

    1. 4.12.1

      Check operation of interior lights4.12.1

    2. 4.12.2

      Check all exterior lights, lenses, reflectors, and conspicuity tape; check headlight alignment 4.12.2

    3. 4.12.3

      Inspect and test tractor-to-trailer multi-wire connector(s), cable(s), and holder(s)4.12.3

  • PS 4.13

     EXAMINE AIR BRAKES FOR SERVICE4.13

    1. 4.13.1

      Check operation of parking brake 4.13.1

    2. 4.13.2

      Record air governor cut-in and cut-out setting (psi) 4.13.2

    3. 4.13.3

      Check operation of air reservoir/tank drain valves4.13.3

    4. 4.13.4

      Check air system for leaks (brakes released)4.13.4

    5. 4.13.5

      Check air system for leaks (brakes applied)4.13.5

    6. 4.13.6

      Test one-way and double-check valves4.13.6

    7. 4.13.7

      Check low air pressure warning devices4.13.7

    8. 4.13.8

      Check tractor protection valve 4.13.8

    9. 4.13.9

      Test air pressure build-up time4.13.9

    10. 4.13.10

      Inspect coupling air lines, holders, and gladhands 4.13.10

    11. 4.13.11

      Check brake chambers and air lines for secure mounting and damage4.13.11

    12. 4.13.12

      Check operation of air drier4.13.12

    13. 4.13.13

      Inspect and record brake shoe/pad condition, thickness, and contamination 4.13.13

    14. 4.13.14

      Inspect and record condition of brake drums/rotors4.13.14

    15. 4.13.15

      Check antilock brake system wiring, connectors, seals, and harnesses for damage and proper routing 4.13.15

    16. 4.13.16

      Check operation and adjustment of brake automatic slack adjusters (ASA); check and record push rod stroke 4.13.16

    17. 4.13.17

      Lubricate all brake component grease fittings4.13.17

    18. 4.13.18

      Check condition and operation of hand brake (trailer) control valve, if applicable4.13.18

    19. 4.13.19

      Drain air tanks and check for contamination4.13.19

    20. 4.13.20

      Check condition of pressure relief (safety) valves4.13.20

  • PS 4.14

     INVESTIGATE HYDRAULIC BRAKES FOR SERVICE4.14

    1. 4.14.1

      Check master cylinder fluid level and condition4.14.1

    2. 4.14.2

      Inspect brake lines, fittings, flexible hoses, and valves for leaks and damage4.14.2

    3. 4.14.3

      Check parking brake operation; inspect parking brake application and holding devices; adjust as needed4.14.3

    4. 4.14.4

      Check operation of hydraulic system: pedal travel, pedal effort, pedal feel4.14.4

    5. 4.14.5

      Inspect calipers/wheel cylinders for leakage, binding and damage 4.14.5

    6. 4.14.6

      Inspect brake assist system (booster), hoses and control valves; check reservoir fluid level and condition4.14.6

    7. 4.14.7

      Inspect and record brake pad/lining condition, thickness, and contamination 4.14.7

    8. 4.14.8

      Inspect and record condition of brake rotors/drums 4.14.8

    9. 4.14.9

      Check antilock brake system wiring, connectors, seals, and harnesses for damage and proper routing4.14.9

  • PS 4.15

     ANALYZE DRIVE TRAIN FOR SERVICE4.15

    1. 4.15.1

      Check clutch linkage/cable and levers for looseness or binding, lubricate release/throwout bearing as required4.15.1

    2. 4.15.2

      Check hydraulic clutch slave and master cylinders, lines, fittings, hoses, and fluid level4.15.2

    3. 4.15.3

      Check transmission case, seals, filter, hoses, lines and cooler for cracks and leaks 4.15.3

    4. 4.15.4

      Inspect transmission breather4.15.4

    5. 4.15.5

      Inspect transmission mounts 4.15.5

    6. 4.15.6

      Check transmission oil level, type, and condition; add proper type of lubricant as needed4.15.6

    7. 4.15.7

      Inspect U-joints, yokes, driveshafts, boots/seals, center bearings, and mounting hardware for looseness, damage, and proper phasing 4.15.7

    8. 4.15.8

      Inspect axle housing(s) for cracks and leaks4.15.8

    9. 4.15.9

      Inspect axle breather(s)4.15.9

    10. 4.15.10

      Lubricate all drive train grease fittings4.15.10

    11. 4.15.11

       Check drive axle(s) oil level, type, and condition; add proper type of lubricant as needed 4.15.11

    12. 4.15.12

      Check transmission wiring, connectors, seals, and harnesses for damage and proper routing4.15.12

    13. 4.15.13

      Check pedal height and travel, inspect clutch safety switch4.15.13

    14. 4.15.14

      Measure driveline angles; determine necessary action4.15.14

  • PS 4.16

     INVESTIGATE SUSPENSION AND STEERING SYSTEMS FOR SERVICE4.16

    1. 4.16.1

      Check steering wheel operation for free play and binding4.16.1

    2. 4.16.2

      Check power steering pump, mounting, and hoses for leaks, condition, and routing; check fluid level4.16.2

    3. 4.16.3

      Inspect steering gear for leaks and secure mounting.4.16.3

    4. 4.16.4

      Inspect steering shaft U-joints, pinch bolts, splines, pitman arm-to-steering sector shaft, tie rod ends, and linkages 4.16.4

    5. 4.16.5

      Check kingpins for wear 4.16.5

    6. 4.16.6

      Check wheel bearings for looseness and noise 4.16.6

    7. 4.16.7

      Check oil level and condition in all non-drive hubs; check for leaks. 4.16.7

    8. 4.16.8

      Inspect springs, pins, hangers, shackles, spring U-bolts, and insulators 4.16.8

    9. 4.16.9

      Inspect shock absorbers for leaks and secure mounting 4.16.9

    10. 4.16.10

      Inspect air suspension springs, mounts, hoses, valves, linkage, and fittings for leaks and damage4.16.10

    11. 4.16.11

      Check and record suspension ride height 4.16.11

    12. 4.16.12

      Lubricate all suspension and steering grease fittings4.16.12

    13. 4.16.13

      Check axle locating components (radius, torque, and/or track rods) 4.16.13

  • PS 4.17

    ASSESS TIRES AND WHEELS FOR SERVICE4.17

    1. 4.17.1

      Inspect tires for wear patterns and proper mounting4.17.1

    2. 4.17.2

      Inspect tires for cuts, cracks, bulges, and sidewall damage 4.17.2

    3. 4.17.3

      Inspect valve caps and stems; determine needed action4.17.3

    4. 4.17.4

      Measure and record tread depth; probe for imbedded debris4.17.4

    5. 4.17.5

      Check and record air pressure; adjust air pressure in accordance with manufacturers’ specifications4.17.5

    6. 4.17.6

      Check wheel mounting hardware; determine needed action4.17.6

    7. 4.17.7

      Inspect wheels for cracks, damage and proper hand hold alignment 4.17.7

    8. 4.17.8

      Check tire matching (diameter and tread) on single and dual tire applications4.17.8

  • PS 4.18

    ANALYZE FRAME AND FIFTH WHEEL FOR SERVICE 4.18

    1. 1.18.1

      Inspect fifth wheel mounting, bolts, air lines, and locks 4.18.1

    2. 4.18.2

      Test operation of fifth wheel locking device; adjust if necessary4.18.2

    3. 4.18.3

      Check quarter fenders, mud flaps, and brackets4.18.3

    4. 4.18.4

      Check pintle hook assembly and mounting, if applicable4.18.4

    5. 4.18.5

      Lubricate all fifth wheel grease fittings and plate, of applicable4.18.5

    6. 4.18.6

      Inspect frame and frame members for cracks and damage4.18.6

ANALYZE HYDRAULIC SYSTEMS5.0

  • PS 5.1

    INVESTIGATE GENERAL SYSTEM OPERATION5.1

    1. 5.1.1

      Identify system type (closed and open) and verify proper operation 5.1.1

    2. 5.1.2

      Read and interpret system diagrams and schematics5.1.2

  • PS 5.2

    ASSESS HYDRAULIC PUMPS5.2

    1. 5.2.1

      Identify system fluid type5.2.1

    2. 5.2.2

      Identify causes of pump failure, unusual pump noises, temperature, flow, and leakage problems5.2.2

    3. 5.2.3

      Determine pump type, rotation, and drive system 5.2.3

  • PS 5.3

    PERFORM FILTRATION/RESERVOIRS (TANKS) SERVICE5.3

    1. 5.3.1

      Identify type of filtration system; verify filter application and flow direction5.3.1

    2. 5.3.2

      Service filters and breathers5.3.2

    3. 5.3.3

      Identify causes of system contamination; determine needed action 5.3.3

    4. 5.3.4

      Check reservoir fluid level and condition; determine needed action 5.3.4

    5. 5.3.5

      Inspect reservoir, sight glass, vents, caps, mounts, valves, screens, supply and return lines 5.3.5

  • PS 5.4

    EXAMINE HOSES, FITTINGS, AND CONNECTIONS5.4

    1. 5.4.1

      Diagnose causes of component leakage, damage, and restriction; determine needed action5.4.1

    2. 5.4.2

      Inspect hoses and connections (length, size, routing, bend radii, and protection); repair or replace as needed5.4.2

    3. 5.4.3

      Inspect and replace fitting seals and sealants5.4.3

  • PS 5.5

    EVALUATE ACTUATORS FOR SERVICE 5.5

    1. 5.5.1

      Identify actuator type (single/double acting, multi-stage/telescopic, and motors)5.5.1

    2. 5.5.2

      Identify the cause of seal failure; determine needed repairs5.5.2

    3. 5.5.3

       Identify the cause of incorrect actuator movement and leakage (internal and external); determine needed repairs5.5.3

    4. 5.5.4

      Inspect actuator mounting, frame components, and hardware for looseness, cracks, and damage; determine needed action5.5.4

    5. 5.5.5

      Inspect actuators for dents, cracks, damage, and leakage; determine needed action5.5.5

    6. 5.5.6

      Purge and/or bleed system in accordance with manufacturers’ recommended procedures5.5.6

ANALYZE BRAKE SYSTEMS6.0

  • PS 6.1

    ASSESS AIR BRAKES – AIR SUPPLY AND SERVICE SYSTEMS6.1

    1. 6.1.1

      Identify poor stopping, air leaks, premature wear, pulling, grabbing, dragging, or balance problems caused by supply and service system malfunctions; determine needed action6.1.1

    2. 6.1.2

      Check air system build-up time; determine needed action6.1.2

    3. 6.1.3

      Drain air reservoir/tanks; check for oil, water, and foreign material; determine needed action 6.1.3

    4. 6.1.4

      Inspect air system lines, hoses, fittings, and couplings; repair or replace as needed6.1.4

    5. 6.1.5

      Inspect and test air tank relief (safety) valves, one-way (single) check valves6.1.5

    6. 6.1.6

      Inspect and test brake application (foot/treadle) valve, fittings, and mounts; check pedal operation; determine needed action6.1.6

    7. 6.1.7

      Inspect and test stop light circuit switches, wiring, and connectors; determine needed action6.1.7

    8. 6.1.8

      Inspect and test emergency (spring) brake control valve(s)6.1.8

    9. 6.1.9

      Inspect and test low pressure warning devices, wiring, and connectors; determine needed action 6.1.9

    10. 6.1.10

      Inspect and test air pressure gauges, lines, and fittings; determine needed action6.1.10

  • PS 6.2

    ASSESS AIR BRAKES – MECHANICAL/FOUNDATION BRAKES6.2

    1. 6.2.1

      Identify poor stopping, brake noise, premature wear, pulling, grabbing, or dragging problems caused by the foundation brake, slack adjuster, and brake chamber problems; determine needed action6.2.1

    2. 6.2.2

      Inspect service brake chambers, pushrod, clevis, and mounting brackets6.2.2

    3. 6.2.3

      Identify type and inspect slack adjusters6.2.3

    4. 6.2.4

      Inspect camshafts, tubes, rollers, bushings, seals, spacers, retainers, brake spiders, shields, anchor pins, and springs; determine needed action6.2.4

    5. 6.2.5

      Inspect and measure brake shoes or pads; determine needed action6.2.5

    6. 6.2.6

      Inspect and measure brake drums or rotors; determine needed action6.2.6

  • PS 6.3

    ASSESS AIR BRAKES – PARKING BRAKES6.3

    1. 6.3.1

      Inspect parking (spring) brake check valves, lines, hoses, and fittings 6.3.1

    2. 6.3.2

      Inspect and test parking (spring) brake application and release valve6.3.2

    3. 6.3.3

      Manually release (cage) and reset (uncage) parking (spring) brakes in accordance with manufacturers’ recommendations6.3.3

  • PS 6.4

    ASSESS HYDRAULIC BRAKES – HYDRAULIC SYSTEM6.4

    1. 6.4.1

      Identify poor stopping, premature wear, pulling, dragging, balance, or pedal feel problems caused by the hydraulic system; determine needed action6.4.1

    2. 6.4.2

      Inspect and test master cylinder for internal/external leaks and damage; determine needed action6.4.2

    3. 6.4.3

      Inspect hydraulic system brake lines, flexible hoses, and fittings for leaks and damage; determine needed action6.4.3

    4. 6.4.4

      Inspect and test metering (hold-off), load sensing/proportioning, proportioning, and combination valves; determine needed action 6.4.4

    5. 6.4.5

      Inspect and test brake pressure differential valve and warning light circuit switch, bulbs/LEDs, wiring, and connectors; determine needed action6.4.5

    6. 6.4.6

      Inspect disc brake caliper assemblies; determine needed action6.4.6

    7. 6.4.7

      Inspect/test brake fluid; bleed and/or flush system; determine proper fluid type6.4.7

  • PS 6.5

    ASSESS HYDRAULIC BRAKES – MECHANICAL/FOUNDATION BRAKES6.5

    1. 6.5.1

      Identify poor stopping, brake noise, premature wear, pulling, grabbing, dragging, or pedal feel problems caused by mechanical components; determine needed action6.5.1

    2. 6.5.2

      Inspect and measure rotors; determine needed action6.5.2

    3. 6.5.3

      Inspect and measure disc brake pads; inspect mounting hardware; determine needed action6.5.3

    4. 6.5.4

      Check parking brake operation; inspect parking brake application and holding devices; determine needed action6.5.4

  • PS 6.6

    ASSESS HYDRAULIC BRAKES – POWER ASSIST UNITS6.6

    1. 6.6.1

      Identify stopping problems caused by the brake assist (booster) system; determine needed action6.6.1

    2. 6.6.2

      Inspect, test, repair, or replace hydraulic brake assist (booster), hoses, and control valves; determine proper fluid type 6.6.2

    3. 6.6.3

      Check emergency (back-up, reserve) brake assist system6.6.3

  • PS 6.7

    DIAGNOSE AIR AND HYDRAULIC ANTI-LOCK BRAKING SYSTEMS (ABS) AND AUTOMATIC TRACTION CONTROL (ATC) SYSTEMS 6.7

    1. 6.7.1

      Observe anti-lock braking system (ABS) warning light operation (includes trailer and dash mounted trailer ABS warning light); determine needed action6.7.1

    2. 6.7.2

      Diagnose anti-lock braking system (ABS) electronic control(s) and components; determine needed action6.7.2

    3. 6.7.3

      Identify poor stopping and wheel lock-up problems caused by failure of the anti-lock braking system (ABS); determine needed action6.7.3

    4. 6.7.4

      Test and check operation of anti-lock braking system (ABS) components; determine needed action 6.7.4

    5. 6.7.5

      Test anti-lock braking system (ABS) wheel speed sensors and circuits; determine needed action6.7.5

    6. 6.7.6

      Bleed the anti-lock braking system ABS hydraulic circuits6.7.6

  • PS 6.8

    PERFORM WHEEL BEARING SERVICE AND REPAIR6.8

    1. 6.8.1

      Inspect and service wheel bearings according to manufactures specifications6.8.1

    2. 6.8.2

      Identify, inspect or replace unitized/preset hub bearing assemblies6.8.2

PERFORM SUSPENSION AND STEERING SERVICE7.0

  • PS 7.1

    ASSESS STEERING SYSTEMS - COLUMN7.1

    1. 7.1.1

      Identify causes of fixed and driver adjustable steering column and shaft noise, looseness, and binding problems; determine needed action7.1.1

    2. 7.1.2

      Inspect steering shaft U-joint(s), slip joints, bearings, bushings, and seals; phase shaft; determine needed action7.1.2

    3. 7.1.3

      Remove the steering wheel (includes steering wheels equipped with electrical/electronic controls and components); install and center the steering wheel. Inspect, test, replace and calibrate steering angle sensor7.1.3

    4. 7.1.4

      Disable and enable supplemental restraint system (SRS) in accordance with manufacturers’ procedures7.1.4

  • PS 7.2

    ASSESS STEERING SYSTEMS - UNITS7.2

    1. 7.2.1

      Identify causes of power steering system noise, steering binding, darting/oversteer, reduced wheel cut, steering wheel kick, pulling, non-recovery, turning effort, looseness, hard steering, overheating, fluid leakage, and fluid aeration problems; determine needed action7.2.1

    2. 7.2.2

      Determine recommended type of power steering fluid; check level and condition; determine needed action7.2.2

    3. 7.2.3

      Flush and refill power steering system; purge air from system.7.2.3

  • PS 7.3

    ASSESS STEERING SYSTEMS - LINKAGE7.3

    1. 7.3.1

      Inspect steering linkage components 7.3.1

    2. 7.3.2

      Check and adjust steering (wheel) stops 7.3.2

  • PS 7.4

    INVESTIGATE SUSPENSION SYSTEMS7.4

    1. 7.4.1

      Inspect front axles and attaching hardware; determine needed action 7.4.1

    2. 7.4.2

      Inspect kingpins, steering knuckle bushings, locks, bearings, seals, and covers; determine needed action7.4.2

    3. 7.4.3

      Inspect shock absorbers, bushings, brackets, and mounts; determine needed action7.4.3

    4. 7.4.4

      Inspect leaf springs, center bolts, clips, pins and bushings, shackles, U-bolts, insulators, brackets, and mounts; determine needed action7.4.4

    5. 7.4.5

      Inspect axle aligning devices such as radius rods, track bars, stabilizer bars, torque arms, related bushings, mounts, shims, and cams; determine needed action7.4.5

    6. 7.4.6

      Inspect and test air suspension pressure regulator and height control valves, lines, hoses, dump valves, and fittings; determine needed action7.4.6

    7. 7.4.7

      Inspect air springs, mounting plates, springs, suspension arms, and bushings7.4.7

    8. 7.4.8

      Measure and adjust ride height; determine needed action 7.4.8

  • PS 7.5

    PERFORM WHEEL ALIGNMENT DIAGNOSIS, ADJUSTMENT, AND REPAIR7.5

    1. 7.5.1

      Identify causes of vehicle wandering, pulling, shimmy, hard steering, and off-center steering wheel problems; adjust or repair as needed7.5.1

    2. 7.5.2

      Check and adjust camber7.5.2

    3. 7.5.3

      Check and adjust caster7.5.3

    4. 7.5.4

      Check and adjust toe settings7.5.4

    5. 7.5.5

      Check rear axle(s) alignment (thrustline/centerline) and tracking; adjust or repair as needed7.5.5

    6. 7.5.6

      Identify turning/Ackerman angle (toe-out-on-turns) problems; determine needed action7.5.6

    7. 7.5.7

      Check front axle alignment (centerline); adjust or repair as needed7.5.7

  • PS 7.6

    EVALUATE WHEELS AND TIRES7.6

    1. 7.6.1

      Identify tire wear patterns; check tread depth and pressure determine needed action7.6.1

    2. 7.6.2

      Identify wheel/tire vibration, shimmy, pounding, hop (tramp) problems; determine needed action7.6.2

    3. 7.6.3

      Remove and install steering and drive axle wheel/tire assemblies; torque mounting hardware to specifications with torque wrench7.6.3

    4. 7.6.4

      Inspect tire for proper application, (size, load range, position, and tread design); determine needed action7.6.4

    5. 7.6.5

      Inspect wheel/rims for proper application, load range, size, and design; determine needed action7.6.5

    6. 7.6.6

      Check operation of tire pressure monitoring system (TPMS); determine needed action 7.6.6

ANALYZE ELECTRIC/ELECTRONIC SYSTEMS 8.0

  • PS 8.1

    PERFORM GENERAL ELECTRICAL SYSTEMS SERVICE8.1

    1. 8.1.1

      Read and interpret electrical/electronic circuits using wiring diagrams8.1.1

    2. 8.1.2

      Check continuity in electrical/electronic circuits using appropriate test equipment8.1.2

    3. 8.1.3

      Check applied voltages, circuit voltages, and voltage drops in electrical/electronic circuits using appropriate test equipment 8.1.3

    4. 8.1.4

      Check current flow in electrical/electronic circuits and components using appropriate test equipment 8.1.4

    5. 8.1.5

      Check resistance in electrical/electronic circuits and components using appropriate test equipment8.1.5

    6. 8.1.6

      Locate shorts, grounds, and opens in electrical/electronic circuits8.1.6

    7. 8.1.7

      Identify parasitic (key-off) battery drain problems; perform tests; determine needed action8.1.7

    8. 8.1.8

      Inspect and test fusible links, circuit breakers, relays, solenoids, and fuses; replace as needed8.1.8

    9. 8.1.9

      Check frequency and pulse width signal in electrical/electronic circuits using appropriate test equipment8.1.9

  • PS 8.2

    PERFORM BATTERY SERVICE8.2

    1. 8.2.1

      Identify battery type; perform appropriate battery load test; determine needed action8.2.1

    2. 8.2.2

      Determine battery state of charge using an open circuit voltage test8.2.2

    3. 8.2.3

      Inspect, clean, and service battery; replace as needed8.2.3

    4. 8.2.4

      Inspect and clean battery boxes, mounts, and hold downs; repair or replace as needed8.2.4

    5. 8.2.5

      Charge battery using appropriate method for battery type8.2.5

    6. 8.2.6

      Inspect, test, and clean battery cables and connectors; repair or replace as needed8.2.6

    7. 8.2.7

      Jump start a vehicle using jumper cables and a booster battery or appropriate auxiliary power supply using proper safety procedures8.2.7

    8. 8.2.8

      Perform battery capacitance test; determine needed action8.2.8

  • PS 8.3

     PERFORM STARTING SYSTEM SERVICE8.3

    1. 8.3.1

      Perform starter circuit cranking voltage and voltage drop tests; determine needed action8.3.1

    2. 8.3.2

      Inspect and test components (key switch, push button and/or magnetic switch) and wires and harnesses in the starter control circuit; replace as needed8.3.2

    3. 8.3.3

      Inspect and test, starter relays and solenoids/switches; replace as needed8.3.3

    4. 8.3.4

      Remove and replace starter; inspect flywheel ring gear or flex plate8.3.4

    5. 8.3.5

      Perform starter current draw test; determine needed action8.3.5

  • PS 8.4

    PERFORM CHARGING SYSTEM DIAGNOSIS AND REPAIR8.4

    1. 8.4.1

      Test instrument panel mounted volt meters and/or indicator lamps; determine needed action8.4.1

    2. 8.4.2

      Identify causes of a no charge, low charge, or overcharge problems; determine needed action8.4.2

    3. 8.4.3

      Inspect and replace alternator drive belts, pulleys, fans, tensioners, and mounting brackets; adjust drive belts and check alignment8.4.3

    4. 8.4.4

      Perform charging system voltage and amperage output tests; perform AC ripple test; determine needed action8.4.4

    5. 8.4.5

      Perform charging circuit voltage drop tests; determine needed action 8.4.5

    6. 8.4.6

      Remove and replace alternator8.4.6

    7. 8.4.7

      Inspect, repair, or replace cables, wires, and connectors in the charging circuit8.4.7

  • PS 8.5

    PERFORM LIGHTING SYSTEMS DIAGNOSIS AND REPAIR8.5

    1. 8.5.1

      Identify causes of brighter than normal, intermittent, dim, or no headlight and daytime running light (DRL) operation 8.5.1

    2. 8.5.2

      Test, replace, and aim headlights8.5.2

    3. 8.5.3

      Test headlight and dimmer circuit switches, relays, wires, terminals, connectors, sockets, and control components/modules; repair or replace as needed8.5.3

    4. 8.5.4

      Inspect and test switches, bulbs/LEDs, sockets, connectors, terminals, relays, wires, and control components/modules of parking, clearance, and taillight circuits; repair or replace as needed 8.5.4

    5. 8.5.5

      Inspect and test tractor-to-trailer multi-wire connector(s); repair or replace as needed8.5.5

    6. 8.5.6

      Inspect, test, and adjust stoplight circuit switches, bulbs/LEDs, sockets, connectors, terminals, wires and control components/modules; repair or replace as needed8.5.6

    7. 8.5.7

      Inspect and test turn signal and hazard circuit flasher(s), switches, relays, bulbs/LEDs, sockets, connectors, terminals, wires and control components/modules; repair or replace as needed8.5.7

    8. 8.5.8

      Inspect and test reverse lights and warning device circuit switches, bulbs/LEDs, sockets, horns, buzzers, connectors, terminals, wires and control components/modules; repair or replace as needed8.5.8

INVESTIGATE TRANSPORTATION SYSTEMS9.0

  • PS 9.1  

    ASSESS TRANSPORTATION SYSTEMS9.1

    1. 9.1.1

      Describe the history of the automobile and the effects on society9.1.1

    2. 9.1.2

      Research the different career opportunities in the transportation career path9.1.2

    3. 9.1.3

      Investigate new and emerging technologies9.1.3

    4. 9.1.4

      Analyze workplace situations and use problem-solving techniques to improve the workplace environment 9.1.4

Frequently asked questions

What grade levels do these standards cover?
Grade 9, Grade 10, Grade 11, and Grade 12
Where can I read the official document?
Nevada State standards

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Sibling grade bands, other subjects in this jurisdiction, and the same subject across other states.