This video shows us performing a block test for compression gases. Carbon monoxide present in cooling system proving cylinder head gasket failure or possibly a crack in the cylinder head itself. https://www.youtube.com/watch?v=7DBmxmgcBAg Video provided by Forest Automotive: Complete Auto Service and Repair in Lynchburg, VA...
Category: Engine Diagnostics
Strange Debris Lodged in IAC Motor!
Video of debris caught in IAC motor. A Toyota Tundra came in with a very high idle, around two thousand RPM. Normal is around 700 RPM. The idle seemed to be stuck at this high RPM. After checking for vacuum leaks, none were found, but...
Running Problems Related to Fuel Contamination
This fuel sample was taken from a VW Jetta that was brought in for a poor running condition. Diagnostics determined the probable cause was fuel contamination, seen in this sample collected. The fuel filter was stopped up from the contaminants you see, causing random engine...