Bostech Auto Blog

Table of Contents Why Aftertreatment Is Costing Fleets So Much Aftertreatment 101 Key Sensors that Control Aftertreatment Building a Fleet Aftertreatment Maintenance Schedule Symptom to System Matrix Preventing Aftertreatment Failures Upstream Platform Specific Notes Choosing the Right Aftertreat …

Table of Contents Why Modern Diesels Depend on Sensors More Than Ever Diesel Sensor Map Engine Management Sensors Fuel & High-Pressure Oil System Sensors and Modules Turbo & Airflow Related Sensors Exhaust & Aftertreatment Sensors Transmission & Driveline Related Sensors Common Mi …

Table of Contents Introduction: Understanding Cummins Diesel Parts Demand Fuel Injectors: The Heart of Your Cummins Engine CP3 and CP4 Injection Pumps: Critical Fuel System Components Fuel Contamination Kits: Complete System Protection Valve Cover Gaskets and Harnesses: Preventing Common Failures …

Table of Contents Introduction What Is a Diesel Engine Water Pump? How Water Pumps Work in Diesel Engines Mechanical Water Pumps Electric Water Pumps The Critical Role of Water Pumps in Diesel Engine Cooling Systems Temperature Regulation Preventing Engine Damage Supporting EGR System Cooling …

Table of Contents Introduction to EGR Systems Why EGR Components Fail Essential Diagnostic Toolkit Most Common EGR Failure Modes Internal EGR Cooler Leaks External EGR Cooler Leaks Soot and Ash Restriction EGR Valve Stuck Open EGR Valve Stuck Closed Differential Pressure Sensor Failure Temperatur …

Table of Contents Introduction How Contamination Happens Water Intrusion Microbial Growth (Diesel Bug) DEF Contamination Metal Wear Debris Platforms Especially at Risk Symptom Matrix: Spot Contamination Early Hard Start / No-Start Loss of Power / Limp Mode Fuel Rail Pressure Codes Rough Idle / …