Perspectives
Over the last two weeks, I’ve had the pleasure of attending some tool and equipment shows – and seeing a lot of cool tools, such as a pneumatic oxygen sensor remover, a magnetic socket holder and all kinds of flashlights and work lights. It seems that all the equipment is well-built, more powerful and user
How Engine Oil Becomes Engine Sludge
Fresh engine oil is a clear, free-flowing liquid blend of base stock and additives that contains no fuel, water, coolant, dirt or other contaminants. In engines that have failed prematurely, the oil has very often been transformed into a high viscosity deposit of brown or black goo, commonly referred to as “sludge.” When regular engine
Mercedes-Benz Engine Diagnostics
I’ve always loved the puzzle. Check Engine warning lights have become an everyday chore for me over the last five years. It’s a challenge that extends my interest and creativity in the auto service profession. Before I deal with some specific Mercedes-Benz faults that I’ve researched, I must say that the ability to really solve
News: New AAIA Chairman Caracci Lays Out ‘Positive Vision for the Aftermarket’
Broadview, IL – David Caracci, newly elected chairman of the board of directors for the Automotive Aftermarket Industry Association (AAIA), has laid out his “positive vision for the aftermarket as we work together to meet the challenges and potential of today and tomorrow.” As he assumes one of the most influential roles in the U.S.
Nissan Brake/ABS Service Essentials
If you’re an import specialist technician reading this magazine, you’re very familiar with brake repair and service. Although the nuts and bolts have changed little over the years, it’s never a bad idea to look at even the most routine job, since ABS has certainly redefined the problems we encounter as well as the changed
Diagnosing and Fixing Compressor Failures
The compressor is the heart of the refrigeration circuit. It pumps and pressurizes the refrigerant to move it through the A/C system. Compressors work hard and run hot, up to several hundred degrees and several hundred pounds per square inch of internal pressure, yet they rely on only a few ounces of lubricant to keep
Mass Air Flow Operation Strategy
When diagnosing hot-wire air flow meters (A/F meters) on Subarus and similarly equipped Asian vehicles, technicians may find that, while the meter passes all recommended test procedures, the engine exhibits driveability conditions associated with lean air/fuel mixture ratios. In these cases, it’s best to form a diagnostic strategy based on the relatively simple operating principles
Filtering in New Opportunities
Your sniffling, sneezing customers could be just the sales opportunity your shop was itching for. That’s because consumers with severe allergies could benefit the most from a replacement of their vehicle’s cabin air filter (CAF). Allergy-affected customers may be the only ones you have who even know that their vehicle contains a cabin air filter.
News: Babcox Memorial Scholarship Applications Now Being Accepted
Bedford, TX — The Automotive Management Institute (AMI) is calling for applications for the 2004 Tom B. Babcox Memorial Scholarship. AMI’s resource development effort, EXCEL, in conjunction with Babcox Publications, established the $1,000 scholarship, which is awarded annually to an Automotive Service Association (ASA) Mechanical Division member who strives to be, or is presently, working
Hot Heads for Cool Cars
The numbers are not huge yet, but there is a growing demand for high-performance cylinder head work and other engine modifications on a variety of sport compact cars. The most popular nameplates are imports such as Honda, Acura and Mitsubishi, but coming on fast are Nissan, Toyota, Mazda, Subaru and Volkswagen – plus domestic models