Air Brake Fault Diagnosis: Symptom, Cause, and Solution Guide
Symptoms, causes, and correct solutions for air brake faults in heavy commercial vehicles; a practical diagnosis guide for air leaks, low pressure, and val
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Air Compressor Failure Symptoms: No Air Pressure or Compressor Pumping Oil
Symptoms of air compressor failure in heavy commercial vehicles, the causes behind issues such as the compressor pumping oil and low air pressure, and main
Winter Air Brake Maintenance: Freezing, Moisture, and Prevention
An informative guide on air brake freezing, moisture accumulation, and air dryer cartridge maintenance in heavy commercial vehicles during winter.
EURO7 and Brake Dust Emissions: Impact on the Heavy-Duty Vehicle Sector
The changes EURO7 regulation brings to brake dust emissions in heavy commercial vehicles, its implementation timeline, and its impact on the sector.
Preventive Brake Maintenance Schedule and Checklist: How to Inspect Brakes on Heavy Commercial Vehicles
A comprehensive guide to the periodic brake maintenance schedule, brake inspection checklist, brake stroke measurement, and brake lining replacement timing
Disc Brakes vs. Drum Brakes: A Heavy-Duty Vehicle Comparison
A comparison of air disc brake and drum brake systems in heavy commercial vehicles in terms of cooling, maintenance, performance, and cost.
Crankshaft Seal Oil Leak: Symptoms and Causes
Symptoms and causes of a crankshaft seal oil leak, plus the difference between front and rear crankshaft seals. What to do if an engine seal is leaking oil
What Is a Crankshaft? Function, Failure Symptoms and Maintenance
A comprehensive VADEN ORIGINAL guide to what a crankshaft is, what it does, failure symptoms, the crankshaft position sensor, and maintenance in heavy-duty
What Is a Wheel Hub? Wheel Bearing Failure and Symptoms
What a wheel hub is in heavy commercial vehicles, wheel hub bearing failure symptoms (noise, play, overheating), causes, and the VADEN ORIGINAL quality app
When Should Brake Pads Be Replaced? Symptoms and Service Life
When should brake pads be replaced on heavy commercial vehicles, how long do they last, what are the wear signs, and what happens if they wear out? A VADEN
What Is a Brake Chamber? Failure Symptoms and Causes
What a brake chamber (air chamber) is in heavy commercial vehicles, how it works, the difference with spring brake chambers, failure and air leak symptoms,
Injection Pump and Fuel Transfer Pump: Function and Failure Symptoms
The function and operating logic of the diesel injection pump and fuel transfer pump, and the symptoms of fuel pump failure in heavy commercial vehicles. A
When Should a Timing Belt Be Replaced? What Happens If It Breaks?
The function of the timing belt, when it should be replaced, the engine damage caused by a failure, and its relationship with the tensioner bearing. A tech
What Is a Brake Slack Adjuster (Automatic Slack Adjuster)?
What is a slack adjuster (automatic slack adjuster) on heavy commercial vehicles, its function, working principle, brake stroke adjustment, failure symptom
What Is an Exhaust Manifold? Leak Symptoms and Causes
What an exhaust manifold is in heavy commercial vehicles, its function, leak and cracking symptoms, causes, gasket replacement, and VADEN ORIGINAL's exhaus
What Is a V-Belt? Its Function, Noise, and Tensioner Pulley Failure
The function of the V-belt in heavy commercial vehicles, the role of the tensioner pulley, noise and failure symptoms, what happens if the belt snaps, and
ABS Sensor Failure Symptoms and How to Check It
A guide to ABS sensor failure symptoms in heavy commercial vehicles, the ABS warning lamp, the sensor's function, and step-by-step inspection and cleaning
What Is an Oil Cooler? Failure Symptoms and Rupture
What an oil cooler is in heavy commercial vehicles, what it does, the symptoms of oil cooler failure and rupture (water in oil / oil in coolant), and a mai
What Does an Air Filter Do? How Does a Clogged Filter Affect the Engine?
The role of the air filter in heavy commercial vehicles, the effects of a dirty filter on the engine, warning signs and replacement interval. The VADEN ORI
What Is a Radiator? Function, Core Blockage and Maintenance
A technical guide to the radiator's function in heavy commercial vehicles, signs of core blockage and coolant leaks, the link to engine overheating, and pr
What Is Antifreeze/Coolant? Red vs Green Coolant Difference, and When to Change It
A comprehensive cooling system guide for heavy commercial vehicles covering the role of antifreeze, the red vs green coolant difference, mixing warnings, a
What Is Valve (Rocker Arm) Clearance Adjustment? Why and When Is It Needed?
What valve (rocker arm) clearance adjustment is in heavy commercial diesel engines, why valve clearance is needed, tapping and power-loss symptoms, and whe
What Is a Charging Alternator? Its Function and Alternator Failure Symptoms
What a charging alternator is in heavy commercial vehicles, its function, how it works, and failure symptoms such as battery drain, charge warning light, a
What Is a Shock Absorber? Bushing, Failure Symptoms, and Service Life
A technical guide to the role of the shock absorber in heavy commercial vehicles, its working principle, shock absorber failure symptoms, the shock absorbe
