engine Archives - Page 13 of 23 - Tomorrows Technician
Engineering Better Belt Systems

You might not be able to see it, but an accessory drive belt is always both speeding up and slowing down.

Turbo Cooling: The Real Reason Turbochargers Are Back

25 years later, turbochargers have made a comeback – and it’s been quick.

Why is Carbon An Issue Now?

In the late 2000s, the majority of vehicles made the switch to throttle-by-wire and direct fuel injection was replacing port fuel injection for both domestic and import nameplate engines.

0W16 Versus 0W20 Oil

0W16 oil is designed to increase engine efficiency and reduce engine warmup time. What do we need to know about it?

MINI Tech Tip: Engine Vibrations Or Noise

A customer complains of engine vibrations and noise. What is the culprit?

Understanding Crankshaft Position Sensors

Modern engines need to know the position of the crankshaft and camshafts. Why?

Not Sure That Air Filter Needs To Be Replaced? Check The Fuel Trim

The kicker with trying to diagnose whether an air filter is affecting performance is to see if the long-term or short-term fuel trims have changed.

The Evolution Of Spark Plugs

Without the spark plug, there would be no internal combustion engine. The exact date of birth and father of the first real spark plug isn’t known for sure – some credit Edmond Berger with the invention as far back as 1839 but it was unpatented and definitely not designed for a car engine.

Long-Life Coolants Explained

Cooling systems and chemistry have changed a great deal since the mid-19th century, and the need for coolant has also been on the rise in today’s modern engines.

Variable Displacement Oil Pumps

Almost every major OEM has an engine or engine family that uses a variable displacement oil pump controlled by a control spring or ECM to deliver the best possible pressure and efficiency.

PCV Systems: Deep Breathing Exercises

The positive crankcase ventilation (PCV) valve is a little component that can cause big problems if it isn’t working. Neither your customer’s engine nor your job profitability will flourish if you don’t properly diagnose PCV leaks.

Drive Belt Checklist: What Are You Missing?

You might have only one chance to sell a customer a new serpentine belt. With belts lasting roughly 90,000 miles, proper inspection at the time of failure is critical not only for selling the belt, but also for ensuring add-on sales and better customer satisfaction.