VW Turbo Stratified Injection, Part 2: The Fuel System
This second installment of our series discusses high-tech diagnostic testing with various tooling within the high-pressure fuel system.
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Tag: fuel
The Return of the Mercedes-Benz Hybrid
A major hybrid automobile and truck innovator just after the turn of the 20th Century, Mercedes-Benz has engineered advanced versions of the concept that are not only highly economical, but also have a big “Wow” factor.
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Reformulated Gasoline: Watch Out for Quality Variation!
Misfires, knocking, volatility problems and other issues can occur due to lack of adequate fuel quality controls. RFG quality variations can result in different engine performance from one tankful to the next.
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CHANGE IS INEVITABLE: Pulse Width Modulation – Dealing With EFI
You’ve been dealing with this concept ever since EFI became popular, but now applications are seemingly everywhere.
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Fuel Trim: Adapting to the Unknown
The concept has been around for decades, but many technicians still don’t get it. This clear explanation should help.
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Electronic Stability Control: It All Starts with an Idea
The way it works can seem pretty miraculous. Understanding it doesn’t require divine inspiration, however.
Read MoreSupply & Demand – Volkswagen Fuel Supply
When customers experience drivability problems, it is our job to isolate the cause. With systems changing all the time, we must keep pace. Even something as simple as fuel supply has had updates and changes that we need to be...
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Mercedes-Benz CDI Diesels: No More Knocking, Smoking, or Stinking
Unstable fossil-fuel markets, customer environmental awareness, and government regulations have all contributed to automobile manufacturers searching for the silver bullet for mpg. Mercedes-Benz has looked to its long diesel engine history, and added a huge dose of new technology.
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Gasoline Fuel Stratified Injection: Like a Diesel, But Different
It’s been 13 years since Volkswagen first put Fuel Stratified Injection (FSI) into production....
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Fuel Pump Diagnosis Keep Your Logic Clear & Simple
A no-start on a good customer’s E46 looked like it was due to a fuel-supply problem, but automatically installing a pump would have been a dereliction of diagnostic duty.
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Fuel Pump Longevity, Diagnosis, and Forecasting
The electric fuel pumps Mercedes-Benz vehicles have used for many decades have evolved and improved immensely. Given their continuous duty and the junk they often have to ingest, however, replacement is still a common job.
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