2020 Editions Archives - Page 2 of 10 - UnderhoodService
Fuel Injector Waveform Diagnostics

On the majority of injectors, an electromagnetic coil is energized by a driver in the engine control module.

Oxygen Sensor Questions Answered

If an O2 sensor is not reading properly or is borderline, it should be replaced regardless of its age or mileage.

Diesel Fuel Injectors

The purpose of common rail injection is to deliver high-pressure fuel to the injector.

If You’re Smart, You’ll Keep Learning

A lot of the time, you need someone else to point out where you could stand to change.

How Supply Chain Challenges Built Stronger Relationships

COVID has been challenging for everyone, but also presents opportunities to improve business partnerships.

Bathrooms And Windshields – Best Lessons Take Years To Learn

Life lessons prove that no matter the job, it’s really your reputation or brand on the line.

Acura Tech Tip: Engine Shuts Off, But Power Mode Stays In On

When you shift into Park and use the One-Push button to shut off the engine, does the power mode stay in ON?

Servicing Electronically Controlled Thermostats

When the heater circuit fails, most of the time it will create an open circuit.

Ford F-150: Lack Of Heat In Low Temperatures

This condition may be due to deposits from the engine coolant becoming trapped in the heater core.

Proper Procedures To Maximize Fastener Life

The right fasteners, installed the right way, can enhance the quality of any build.

Chasing The Perfect Combustion Event

The perfect internal combustion engine would put the exact amount of fuel and air into the combustion chamber.

Staying Current

The wide variety of relay configurations, applications and uses can make selection difficult.