// CERTIFICATION LADDER
Trailer Technician Program
Three levels, taken in order. Pass every module quiz in a level (80%) to unlock that level's final; pass the final to open the next level.
Progress is saved on this device only. Sign in to save it to your account and earn certificates.
Level 1 · Basic Technician
0 of 11 modules passed
01Shop Safety & LockoutLockout/tagout, lifting and supporting trailers safely.10 lessons · 25-question quiz02Trailer Anatomy, VIN & Data PlatesTrailer types, parts, VINs, certification labels and weight ratings.10 lessons · 25-question quiz03Couplers, Hitches & Safety ChainsFederal chain rules, rigging and coupler/jack inspection.10 lessons · 25-question quiz04Wiring, Lighting & Electrical BasicsConnector pinouts and common wiring faults.10 lessons · 25-question quiz05Breakaway SystemsThe federal requirement, testing and batteries.10 lessons · 25-question quiz06Hubs, Bearings & SealsHub removal, inspection, lubrication, adjustment and failure analysis.10 lessons · 25-question quiz07Axles & SuspensionMaintenance intervals, the 50-mile check and fastener grades.11 lessons · 25-question quiz08Tires & WheelsDOT codes, inflation, wheels and lug torque sequence.10 lessons · 25-question quiz09Ramps, Doors, Floors & RoofsRamp springs, decking and roof sealing.10 lessons · 25-question quiz10DOT / FMCSA ComplianceRequired lamps and reflectors and the pre-trip check.10 lessons · 25-question quiz11Customer & Shop OpsPDI, customer walk-through and estimating.10 lessons · 25-question quiz
Level 1 final
100-Question Basic Technician Final
Covers this level's modules. 80% (80 of 100) to pass. Save and resume anytime.
Locked — 11 module quizzes left.
Level 2 · Advanced Technician
Locked — pass the Basic Technician final to unlock. You can still read the lessons.
0 of 10 modules passed
12Electrical DiagnosticsMeter use, voltage drop, opens, shorts and amperage tests.10 lessons · quiz locked13Brake Controllers & Surge BrakesController diagnosis and surge actuator service.10 lessons · quiz locked14Electric Drum Brakes & Break-InAdjustment, magnets, shoes and burnishing new brakes.10 lessons · quiz locked15Alignment & TrackingAlignment checks, tire wear patterns and bent axles.10 lessons · quiz locked16ABS FundamentalsHow trailer ABS works and how to approach faults.10 lessons · quiz locked17Hydraulic Power Units & RemotesElectrical-first troubleshooting, circuit types and symptoms.12 lessons · quiz locked18Dump HoistsSafety arm use, operation and lubrication.10 lessons · quiz locked19Write-Ups & WarrantyClaim deadlines, write-ups and exclusions.11 lessons · quiz locked20Batteries, Charging & 12V SystemsBattery types, testing, charge lines and 12V power.11 lessons · quiz locked21Electric-over-Hydraulic & Disc BrakesEOH actuators, hydraulic disc brakes, bleeding and service.10 lessons · quiz locked
Level 2 final
150-Question Advanced Technician Final
Covers this level's modules. 80% (120 of 150) to pass. Save and resume anytime.
Locked — level not open yet.
Level 3 · Master Technician
Locked — pass the Advanced Technician final to unlock. You can still read the lessons.
0 of 6 modules passed
22Frame, Welding & StructuralWelding consumables, grounding and crossmember replacement.10 lessons · quiz locked23Structural Repair & FabricationFrame damage assessment, repair methods and fabrication.10 lessons · quiz locked24Air Brake Systems (heavy trailers)Air brake components, adjustment and inspection.10 lessons · quiz locked25Diagnostic Strategy & Intermittent FaultsA repeatable diagnostic process and chasing intermittents.10 lessons · quiz locked26Failure Analysis & Root CauseReading failed parts and preventing repeat failures.10 lessons · quiz locked27Shop Leadership, QA & MentoringQuality checks, comebacks, training and shop leadership.10 lessons · quiz locked
Level 3 final
250-Question Master Technician Final
Covers all three levels. 80% (200 of 250) to pass. Save and resume anytime.
Locked — level not open yet.
Brand Add-ons
Optional. Quizzes open after you pass the Advanced Technician final.
ADexter Axles & BrakesNev-R-Adjust, E-Z Lube, Torflex and Dexter magnets.10 lessons · quiz lockedBLippert Axles, ABS & SuspensionLippert torque tables and Lippert ABS.12 lessons · quiz lockedCKTI & Hydraulic BrandsKTI wireless remotes and Tuff Power unit styles.12 lessons · quiz lockedDCoupler & Hitch BrandsCurt, Demco, Bulldog and B&W specifics.10 lessons · quiz lockedEBostail Axles & HoistsBostail 3.5K-8K axle service and power hoist capacity.10 lessons · quiz locked