Video Archives - Page 68 of 71 - UnderhoodService
VIDEO: Diagnosing and Servicing GDI Fuel Injectors

Adam Redling shows us the proper way to service fuel injectors in a high-pressure GDI system, including bleeding residual pressure and using an attenuator to prevent damage to the scope. Sponsored by Bosch Automotive Service Solutions.

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VIDEO: Alternators And AC Ripple

Andrew Markel explains how AC ripple can affect modules’ communication and even damage them. Sponsored by Bosch Automotive Service Solutions.

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VIDEO: Does An Old Air Filter Weigh More Than A New One?

Andrew Markel shows how a dirty air filter can impact engine performance and even damage engine components. Sponsored by Nissan.

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VIDEO: Thimbal And Planar Oxygen Sensors

Andrew Markel goes over the composition of two types of oxygen sensors with a brief history into each. Sponsored by Bosch Automotive Service Solutions.

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VIDEO: Inspecting Ride Control Components The Correct Way

In this video, Andrew Markel covers why the old-fashioned knee test is not valid for late-model cars and trucks when inspecting shocks and struts. Modern shocks and strut have valving that can sense low- and high-frequency movements that can create problems for technicians who test these components with their knees. Sponsored by Nissan.

VIDEO: Ohm’s Law And Modern Sensors

Andrew Markel explains how Ohm’s law can be used to diagnose issues in several different electrical components in a vehicle. Sponsored by Bosch Automotive Service Solutions.

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VIDEO: Nissan Maxima Mass Air Flow Sensor Codes

Andrew Markel explains how a mass air flow code and an oxygen sensor code on a Nissan Maxima can be solved with one simple check. Sponsored by Nissan.

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VIDEO: Three Tips For Your Next Oil Filter Job

Andrew Markel shares three tips to make sure your next oil filter installation job goes smoothly and prevents a comeback. Sponsored by Auto Value and Bumper to Bumper.

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VIDEO: Lean Codes On EGR Valves

Andrew Markel discusses a diagnostic solution when a vacuum leak appears that can’t be pinned down. Sponsored by Auto Value and Bumper to Bumper.

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VIDEO: Fuel Filters And Current

Andrew Markel shows how a restrictive filter can cause a fuel pump to work too hard and fail sooner. Sponsored by Auto Value and Bumper to Bumper.

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VIDEO: Battery Drain From Air Conditioning

In the hotter months, your shop may experience a boost in vehicles with dead batteries. Andrew Markel shows you how to prepare. Sponsored by Auto Value and Bumper to Bumper.

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VIDEO: Overheating In The Summer Heat

Andrew Markel shows how you can diagnose the overheating vehicles that will be coming to your shop in the hot weather. Sponsored by Auto Value and Bumper to Bumper.

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