Nissan Engine Diagnostics
You don’t have to be an import specialist to know that Nissan cars and trucks have a good reputation for reliability and longevity. Nissan, under the Datsun name, was one of the first Japanese automakers to break into the U.S. market. They did it right, by establishing a strong dealer network and offering a quality
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
Aftermarket Update: Underhood Serivce, July 2004
ASA Offers Right to Repair Course Beford, TX – In an effort to educate the automotive service and repair industry about the availability of service information, the Automotive Service Association (ASA) now offers a three-hour seminar, “You Have the Right to Repair.” The course will be offered at several ASA affiliate events this year and
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
Radiator Diagnostics & Troubleshooting
Although radiators aren’t glamorous, high-tech replacement parts like wide-band oxygen sensors and Karman-Vortex air flow sensors, diagnosing and replacing them when they become defective is becoming a more important part of vehicle maintenance today. There are at least three reasons why radiators are becoming important maintenance items. First, late-model vehicles are now being driven well
Ford Timing Belts & Chains
Timing belt and chain replacement is one service that isn’t going away any time soon. Most Ford engines with overhead cam timing belts have a recommended replacement interval of 60,000 miles to 120,000 miles depending on the application (see the chart on page 54). So if a customer is driving a vehicle that is more
Diagnostic Dilemmas: Driving Forces Behind a Driveability Technician
He used to be known as the tune-up guy, the shop troubleshooter or the ace mechanic. Today, he’s known as a driveability tech. Tomorrow, when body control electronics come on full line, he’ll probably be known as an electronics diagnostics technician. Whatever his name might be, most of us know that driveability techs are smart,
10 Tips on Head Gasket Tightening
The installation of gaskets is one of the most important aspects of rebuilding an engine. Gaskets provide a seal between mating surfaces so oil, coolant, vacuum and pressure don’t leak. As long as all the gaskets are installed properly, everything should be fine, and the engine shouldn’t leak. But, as every rebuilder or technician knows,
Editor’s Notebook
With the month of June comes graduation ceremonies and commencement speeches that are filled with emotion and congratulatory remarks, words of encouragement, and challenges to graduates to fulfill their dreams, make their mark on society and change the world to make it a better place. These “dreams foster goals, and achievement brings success” messages should
Getting “Tuned” Into Exhaust System Service Opportunities
Although stainless steel exhaust systems have reduced the number of exhaust system replacements, it’s important to remember that regular exhaust system inspections remain an integral part of import service. When inspecting an exhaust system, remember that the exhaust pipe and muffler must: Help “tune” the engine for peak performance; Reduce noise to legal levels; Meet
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
MACS Show: Technical Session Coverage
Once a year, the Mobile Air Conditioning Society (MACS) hosts a trade show for A/C shop owners and technicians. This year’s event in Orlando, FL, provided a wealth of service information to those who attended the technical sessions. For those who couldn’t be there, we pass along some of the highlights from the technical sessions.