by Evan Griffey | Sep 4, 2025
Few names in automotive design carry the influence and legacy of Giorgetto Giugiaro. With a career that spans more than six decades, Giugiaro’s designs have touched nearly every corner of the automotive world—from exotic supercars and world-beating rally machines to...
by Shop Press Staff | Aug 26, 2025
Interpreting Compression Tests–ASE Practice Questions (VIDEO) Description Technician A has just completed a running compression test using a mechanical compression gauge. Technician B says that the test is used to check the volumetric efficiency of the engine....
by Shop Press Staff | Aug 12, 2025
Compression Testing | ASE Practice Questions (VIDEO) Description Technician A has just completed a dry compression test of a four-cylinder engine. All four cylinders are below specification by about the same amount. After performing a wet compression test, values...
by Shop Press Staff | Aug 5, 2025
Which Is Faster: A Spark Plug Firing or a Fuel Injector Spraying? (VIDEO) Description Did you know that a modern fuel injection system can fire off multiple sprays in the same time it takes for a spark to jump across a plug? Pete Meier uses the precision of today’s...
by Shop Press Staff | Jul 29, 2025
Troubleshooting Fuel Trim–ASE Practice Questions (VIDEO) Description Technician A and Technician B are discussing ways to use fuel trim as a troubleshooting aid. Technician A says that fuel trims that are correcting for a lean condition at high RPM and load conditions...
by Shop Press Staff | Jul 15, 2025
Misfire Cause–ASE Practice Questions (VIDEO) Description Technician A is diagnosing a misfire. He states that a misfire is caused by a fault in the ignition system and that new plugs and coils will repair the problem. Technician B says that a misfire is detected when...