Practice tests for all 81 certifications

A1 Engine Repair 119 Qs A2 Automatic Transmission / Transaxle 121 Qs A3 Manual Drive Train & Axles 120 Qs A4 Suspension & Steering 120 Qs A5 Brakes 122 Qs A6 Electrical / Electronic Systems 122 Qs A7 Heating & Air Conditioning 121 Qs A8 Engine Performance 122 Qs A9 Light-Vehicle Diesel Engines 121 Qs

T1 Gasoline Engines 140 Qs T2 Diesel Engines 151 Qs T3 Drive Train 133 Qs T4 Brakes 139 Qs T5 Suspension & Steering 131 Qs T6 Electrical / Electronic Systems 146 Qs T7 HVAC 135 Qs T8 Preventive Maintenance Inspection (PMI) 136 Qs L2 Electronic Diesel Engine Diagnosis 137 Qs

DO1 Driver/Operator Inspection 86 Qs F1 Maintenance, Inspection & Testing 237 Qs F2 Design & Performance Standards 238 Qs F3 Fire Pumps & Accessories 238 Qs F4 Fire Apparatus Electrical Systems 242 Qs F5 Aerial Fire Apparatus 237 Qs F6 Allison Automatic Transmissions 239 Qs F7 Foam Systems 36 Qs F8 Hydraulic Systems 76 Qs FA4 Advanced Electrical Systems 36 Qs GL Ground Ladder Testing 36 Qs

E0 Maintenance, Inspection & Testing 239 Qs E1 Ambulance Design & Performance 239 Qs E2 Ambulance Electrical Systems 243 Qs E3 Ambulance HVAC 241 Qs E4 Cab, Chassis & Powertrain 242 Qs

AR1 ARFF — Design & Performance (A-1) 30 Qs AR2 ARFF — Chassis & Components (A-2) 30 Qs AR3 ARFF — Extinguishing Agent Systems (A-3) 30 Qs

L1 Advanced Engine Performance 163 Qs L3 Light-Duty Hybrid / EV 157 Qs L4 ADAS (Driver Assistance) 165 Qs XEV High-Voltage EV Safety 162 Qs

E609 EPA MVAC A/C Refrigerant 161 Qs

H1 Transit Bus — CNG Engines 173 Qs H2 Transit Bus — Diesel Engines 171 Qs H3 Transit Bus — Drive Train 169 Qs H4 Transit Bus — Brakes 172 Qs H5 Transit Bus — Suspension & Steering 170 Qs H6 Transit Bus — Electrical / Electronic 157 Qs H7 Transit Bus — HVAC 168 Qs H8 Transit Bus — PM Inspection 173 Qs

S1 School Bus — Body & Special Equipment 171 Qs S2 School Bus — Diesel Engines 170 Qs S3 School Bus — Drive Train 175 Qs S4 School Bus — Brakes 170 Qs S5 School Bus — Suspension & Steering 170 Qs S6 School Bus — Electrical / Electronic 174 Qs S7 School Bus — HVAC 170 Qs

TE1 Truck Equipment — Installation 171 Qs TE2 Truck Equipment — Electrical Install 172 Qs TE3 Truck Equipment — Auxiliary Power 168 Qs

AF1 Alternate Fuels — CNG 171 Qs

B2 Collision — Painting & Refinishing 157 Qs B3 Collision — Non-Structural Repair 166 Qs B4 Collision — Structural Repair 158 Qs B5 Collision — Mechanical & Electrical 159 Qs B6 Collision — Damage Analysis & Estimating 163 Qs

G1 Auto Maintenance & Light Repair 160 Qs

CX15 X15 / ISX15 Heavy-Duty 120 Qs CX12 ISX12 / X12 120 Qs CMR B6.7 & L9 Mid-Range 119 Qs CFUEL XPI Common-Rail Fuel 115 Qs CATS Aftertreatment & Emissions 119 Qs CELEC Electrical & Sensors 120 Qs CDIAG INSITE & Controls 120 Qs

DD15 DD13 / DD15 Heavy-Duty 119 Qs DD16 DD16 Heavy-Duty 120 Qs DFUEL Amplified Common-Rail Fuel 119 Qs DATS Aftertreatment / One-Box 118 Qs DDEC DDEC Controls & DiagnosticLink 118 Qs DAXLE Detroit Axles 120 Qs DT12 DT12 Automated Manual 116 Qs