Short Review of Diesel Engine Mechanicals Tech Tip
December 5, 2019
Instructor Tony Salas points out the general areas you need to know regarding diesel engine basics in preparation for ASE-T2 testing.
Air Suspension For Tandem Axles Tech Tip
This tip from ASE-T5 Test Prep deals with the causes of air suspension issues, specifically deflation issues. Different air loss issues such all deflation, one side deflation and deflation when parked are addressed.
Service Systems – Common Causes for Pneumatic Imbalance Tech Tip
In this tip from the ASE-T4 Test Prep course, instructor Jim Wilson several possible causes for pneumatic imbalance in diesel air braking systems. This video will become your check list when dealing with pneumatic imbalance issues.
Why High Pressure Pumps Fail: Quantity VS Pressure Tech Tip
Bosch instructor Karl Schneider points out several key areas that can cause failure in high pressure fuel pumps. You’ll pick up some valuable “fuel for thought!”
How to Program Ford Keys
November 8, 2019
How to Program Ford Keys To start reprogramming Ford Keys the technician needs to Initiate Prox Learning procedures through FDRS. Once you launch FDRS, the program needs to identify the programmer device. In this case study , AVI is using an EZ-Flasher 3. The EZ-Flasher – A device that programs ECU’s & Immobilizer ICU’s for […]
What is an ADAS ?
October 24, 2019
What is an ADA System? Want to play a game? Between a Boeing 777, Mercedes S-Class, or a B-2 bomber. Which one has the least lines of code? The answer, the Mercedes S-Class has 500, 000 lines of code while the Boeing 777 uses over four million lines of code. Meanwhile, the B-2 Bomber […]
Protect Your Email and Avoiding Phishing Scams
October 22, 2019
Protect Your Email and Avoiding Phishing Scams “I don’t know this person, and I can’t identify this person.” Common sense dictates to ignore them or scrutinize this unidentified entity. However, Cyber Criminals still communicate personalized attacked through e-mail. Over 150 billion e-mails were sent in 2018, thus making e-mail one of the most effective ways […]
How Far Away Are We From Self-driving Cars?
October 8, 2019
How far away are we from self-driving cars? So how close is humankind away from self-driving automotive vehicles? Innovators may be off for a few more decades, but this will break all over the news. The media loves to blow things up, metaphorically, because that’s what it does best. Boston Dynamics Self-driving cars meet your […]
How to Avoid Social Engineering Scams
October 1, 2019
How to Avoid Social Engineering Scams One of the worlds worst optimistic views is the common belief that they can not be a victim of hacking, scams, etcetera. At this point, the existence of hackers and scammers is the worlds worst kept secret. Some of the victims are those that do not understand value of […]
Climate Control Diagnostic Process
September 18, 2019
Climate Control Diagnostic Process By John Forro Every Technician needs to have a diagnostic plan. The primary goal of the diagnostic plan is to prepare the Technician to solve the problem at hand. The plan may not work on the first try, but it will create very useful road map. To start, review the customer […]
Compressor Clutch Control Circuit
September 13, 2019
Compressor Clutch Control Circuit From Bob Pattengale Looking at the graph the compressor clutch has a unique relay, it has a compressor control relay that operates in a variety of ways depending upon the application. From the two fuses, one is controlling the coil in the relay (using a 10 amp fuse) that feeds from […]
PCM Modes of Operations
September 5, 2019
PCM Modes of Operations by John Forro Avoiding Typical PCM Pitfalls? Well, the number one solution would be education. The more prepared you are on the subject the easier it is. Don’t forget to do proper research as well. Make sure you dig deep into the brand of car, common issues, wiring diagrams, how the […]
Fixing Lean Fuel Banks
August 9, 2019
Fixing Lean Fuel Banks on a 2002 Chevy Avalanche By John Forro So here’s an excellent case study on bad fuel pumps! A 2002 Chevy Avalanche was towed in for a diagnosis. Using a generic global scan tool, P0codes like P0171 were pulled up. When the P0171 code is pulled from your scan tool it […]
What’s Wrong with Non-OEM CATs?
August 8, 2019
What’s Wrong with Non-OEM CATs? The Stoichiometric graph lists the poisonous gases in details. In this case, why did they come up with 14.71 air-fuel ratios as the store geometric level? This is due to a happy medium between HC (Hydrocarbon), CO (Carbon monoxide), and NOx (Nitrogen oxides). When talking about the catalytic converter, we […]
Diagnostic Procedure with ICE and GDI
August 7, 2019
Diagnostic Procedure with ICE and GDI By John Forro The internal combustion engine has never had a clean design. This is why technology is moving away from ICE as fast as possible. Starting with hybrids, converting to electric vehicles. This will never be a 100% efficient power plant because every one of those piston rings, regardless of condition, […]
January 29, 2019
In this tech tip we cover the vehicle battery voltage during Re-flashing and why it is important to not let the voltage go below 11.5 Volts or above 16.0 Volts. We also cover the importance of having an alternate power source such as a battery sustainer VS a battery charger.