Thoroughly updated and expanded, Fundamentals of Medium/Heavy Diesel Engines, Second Edition offers comprehensive coverage of basic concepts and fundamentals, building up to advanced instruction on the latest technology coming to market for medium- and heavy-duty diesel engine systems. Now organized by outcome-based objectives to improve instructional clarity and adaptability in a more readable format, all content seamlessly aligns with the latest ASE Medium-Heavy Truck Program requirements for IMMR through MTST. This industry-leading Second Edition offers: Complete and unparalleled coverage for the ASE T2 exam Complete coverage for T2 ASE exam includes starting and charging systems Unique coverage and emphasis on electronic control systems for the L2 Diesel Specialist ASE Exam Dedicated chapters for the latest technology and unique OEM equipment ? Examples of In-Depth Coverage for Today's Technicians: Electronic service tools Variable Geometry and Series Turbocharging On-board networks, multiplexing, and HD-OBD: fundamentals and OEM specific Exhaust Aftertreatment Systems: Particulate filters, Selective Catalyst Reduction (SCR), and OEM systems Exhaust Gas recirculation (EGR): Basic Components; Coolers, Dual Coolers; Inspecting a Cooler; Mixers; Valves; Control System; Mass Airflow, Oxygen Sensor, and Speed Density measurement of EGR flow; Maintenance; On-Board Diagnostics; and System Performance Checks Engine sensors: Analyzing Switch and Sensor Signals; +VREF and Zero Volt return (ZVR); Pull-Up and Pull-Down Switches; Resistive-Type Sensors; Three-Wire Hall-Effect Sensor; Throttle Sensors; Pressure Sensors; Mass Airflow Sensors; Position Sensors; Exhaust Gas Sensors; Diesel Exhaust Fluid Sensors; Fault Detection Principles for Sensors; Three-Wire Sensor Circuit Monitoring; and Pinpoint Testing of Sensors Testing High-Pressure Common Rail Fuel Systems: Pressure-Control Components; Two-Controller Rail Pressure Regulation; On-Board Diagnostics Monitoring; Measuring Injector Back Leakage; Measuring Total Fuel Leakage; Fuel Balance Control; Bosch (Gen 1 - 4); Delphi; Denso, Servo hydraulic, Direct Acting, Piezo, G3S and G4S-III; Siemens / Continental AG; Injection Rate Shaping; Injection Rate and Fault Healing; Model Predictive Control (MPC) and Rate Shape Selection; Nominal Voltage Calibration; Accelerometer Pilot Control; Closed-Loop Injector Control; Fuel Leakage Rates; Pressure Wave Correction Factor; Zero Fuel Mass Calibration DYNAMIC TECHNOLOGY SOLUTIONS This text full aligns to CDX Online Access for Medium/Heavy Duty Truck Online training program. With an easy-to-use interface and seamless integration with this resource, the online learning system reinforces and extends the learning topics from two-dimensional paper to interactive e-learning. Online resources include: Thousands of images and digital media assets such as animations and videos Updated tasksheets aligned to the latest ASE Education Foundation standards Mobile-ready course materials Audiobook and eBook versions of this text