Underhood

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Nov. 1, 2024
One of the original automotive pioneers, Bosch has been building Rotating Machines  for more than 100 years. Today, Bosch is a world leader in engineering, manufacturing,...
1727894125___boschrotatingmachinesprimaryimage1280
Oct. 4, 2024
One of the original automotive pioneers, Bosch has been building Rotating Machines  for more than 100 years. Today, Bosch is a world leader in engineering, manufacturing,...
Photo by author
April 12, 2024
When it comes to A/C diagnostics, things are pretty straightforward. But, what happens when the system has more than one issue? How do we alert the customer accurately, the first...
Getty Images
April 4, 2024
Unfortunately, today’s drivers do not tend to check engine oil levels manually, as they tend to rely on instrument panel displays to remind them of the next oil change interval...
Feb. 9, 2024
When modern hybrids came to market in 1998 (in Japan) the alternator could not be used due to “idle stop,” so a replacement was needed. Enter the DC-DC converter.
Photo 115040570 © Lorenzot81 | Dreamstime.com
Dreamstime Xxl 115040570
Dec. 11, 2023
If you're not using loaded/dynamic circuit-testing, you may cause a misdiagnosis.
Photo 74605340 © Tawatchai Khid-arn | Dreamstime.com
Fuel door release
Dec. 6, 2023
For automotive emissions control, it takes a team. In this case, the EVAP's contributions couldn't be counted on.
Photo 5640216 © Clearviewstock | Dreamstime.com
Information key
Dec. 4, 2023
You shouldn’t even consider fixing one of today’s cars without the proper repair information. It could lead to undesirable results.
Photo 141980262 © VanderWolfImages | Dreamstime.com
Dreamstime M 141980262
Dec. 1, 2023
European vehicle faults can seem like an everlasting nightmare, but when you are equipped to handle them it's like money in the bank.
Photo 263862880 © Wirestock | Dreamstime.com
Dreamstime M 263862880
Oct. 10, 2023
A misfire is a misfire, regardless of what fuel is being utilized to power the engine.
Jay Sicht
Jeep 'CJ Surge' concept vehicle
Oct. 4, 2023
Safety, training, certification, and tooling will be required to prepare technicians and shops for the transition to electric vehicles and other advanced technologies.
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Refrigerant gauges
Oct. 3, 2023
To ensure your shop is ready to capture current and expanding R-1234yf business, start by embracing the familiarity and advantages of this new-generation refrigerant.
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Dartboard bull's eye
Sept. 4, 2023
So often, I hear the chants of many a technician stating, “Ignition analysis is dead.” On the contrary…I find it to be DEAD-ON!
Courtesy of CRP Automotive
Rein-Coolant-Hoses-for-Tesla
Sept. 1, 2023
Parts supplier expands offerings with 29 first-to-market hoses for Tesla EVs