On a hybrid vehicle’s air conditioning system that utilizes a high voltage electrical compressor, can only the oil specified by the vehicle manufacturer should be used in the compressor or is PAG oil is acceptable for use in an electric vehicle’s compressor?
Any auto repair shop worth its salt has at least one welding rig to handle all kinds of jobs. Whether you’re a competent welder or totally new to the game, check out these tips to improve the welding workflow and output in your shop.
Many high-end scan tools come with a capable digital storage oscilloscope. Time to put that tool to work.
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 indicates a problem in fuel delivery. Technician B says that this condition is caused by a vacuum leak.
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 the ECM detects a variation in crankshaft speed.
Diagnosing the cause of a battery drain can be a challenge today.
Need a smooth finish on a part you’re cleaning up with a file? Lemmy shows how draw filing can achieve a clean result with a totally different method of holding a traditional file.
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