ECU Diagnostics
Gary Goms covers the basics of diagnosing a common cranking, no-start problem, be it on the venerable 280Z, or the latest generation of electronic fuel-injection sports cars. Understanding how to use wiring schematics and the full capabilities of a modern digital volt-ohm meter are essential first steps to snuffing out ECU issues.
MAHLE Announces New Piston Ring Coating For High-Output Engines
MAHLE reports it can now deliver improved top piston rings using a new thermal spray coating for modern high-output direct-injection turbocharged gasoline engines (GTDI). Under development since 2011 at MAHLE’s thermal spray development labs in Muskegon and St. Johns, Michigan, the new process initially was designed for high-output GTDI engines currently in production by two U.S. domestic automakers. The market
Delphi Product & Service Solutions Offers Free Instructor-Led Webinar Classes For Technicians And Shop Owners
Delphi Product & Service Solutions is currently offering the Delphi Training Series, an instructor-led webinar training program. This free, four-course training shares proven techniques that will help shop owners and technicians. “Cars coming into shops today are equipped with complex electronic systems that require a new level of education for technicians to ensure they can
Royal Purple’s Max-Atomizer: Spring Cleaning For Fuel Injectors And Fuel System Components
Inside and out, even cars can need a little spring cleaning from time to time. As miles build up, today’s direct injected engines are especially susceptible to suffer from clogged and otherwise fouled injectors, robbing engines of power, decreasing fuel economy and negatively affecting emissions and engine responsiveness. To address all of these issues and
Modern Fuel Control Diagnostics: Sorting Through the Datastream
When confronted with a fuel control problem on a modern vehicle, I’ll normally use short- and long-term fuel trims to determine if the problem is caused by one of many failures such as a vacuum leak or a leaking fuel pressure regulator. If you’re like me, you’ll occasionally access the air/fuel ratio (AFR) sensor serial
The Evolving Oil Change Market
The only constant in the oil change business is change itself, especially if you’re trying to maintain an inventory of engine oil for all makes and models of vehicles. Since Volkswagen began requiring application-specific engine oil in the mid-1990s, the oil change business has (pardon the pun) “changed.” While many Asian vehicles currently require only
Hyundai Fuel System, Emissions Diagnostics
Hyundai has done a good job of improving its offerings over the years from both an aesthetic and mechanical viewpoint. Complemented by a strong warranty and good value, the carmaker has been able to increase its market share year over year. If you aren’t seeing these cars in your bay, it’s only a matter of
Hyundai Fuel System, Emissions Diagnostics
Hyundai has done a good job of improving its offerings over the years from both an aesthetic and mechanical viewpoint. Complemented by a strong warranty and good value, the carmaker has been able to increase its market share year over year. If you aren’t seeing these cars in your bay, it’s only a matter of
10 Signs A Fuel Injector Needs To Be Replaced
In the past 30 years, the fuel injector has moved from the intake manifold to the combustion chamber. During this evolution, injectors have become more precise in dispensing fuel. If this precision is thrown off by restrictions, electrical problems or fuel problems, it can cause driveability issues. These are the top 10 signs fuel injectors need service or replacement.
Mazda’s SKYACTIV Technology
Mazda has been making big waves in the automotive world with its SKYACTIV technology. Introduced in 2011 in the Japanese market, Mazda’s ultra high-compression, direct injection gasoline engines are achieving fuel economy numbers that rival many hybrids – and at much less cost. These engines include the SKYACTIV-G 1.3L engine in the 2012 Mazda 2, the 2.0L in the 2012 Mazda 3 and 2013 CX-5, and the 2.0L and 2.5L engines in the 2014 Mazda 6 and CX-5.