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Coil On Plug Ignition: The Wired Differences

For late-model vehicles, the norm is one ignition coil per cylinder, commonly known as coil on plug. The task of providing voltage potential to each spark plug is performed so reliably that it’s easy to take for granted.

How Accurate Are Reviews?

According to some surveys I’ve seen, over 80 percent of the buying public relies on reviews as a way to determine if a product or service is a worthwhile investment. The problem is that it can be difficult to tell when those reviews are a true depiction of the business or product and when they’re

Check Out The December Issue Of Underhood Service Magazine

The digital version of the December issue of Underhood Service is available on-line. Access the easy-to-view digital version that features articles on Spark Plug Service, Hyundai Oxygen Sensor Codes, CAN Bus Diagnostics, Subaru Stretch Belt Replacement, a host of Tech Tips, and more!

Transmission Line Replacement

Transmission fluid likes to be at a constant temperature. If it is too hot or too cold for too long, the performance can fluctuate and potentially cause damage to the transmission.

VIDEO: AAPEX 2016 Insights

Andrew Markel discusses his take on conversations he had with economists at AAPEX 2016, including the future of purchasing parts.

BMW Tech Tip: Oil Separator Replacement

A clogged oil separator valve is a common problem on many BMW DOHC inline sixes. The high failure rate is caused by sludge build-up that can result in oil burning, rough idle and engine fault codes. Although the solution is pretty simple, replacing the valve is labor intensive and can take anywhere from six to nine hours.

New IDUSA Premium Guard Website Offers Easy Access To Wide Range Of Oil, Air, Cabin, Fuel And Transmission Filters

The new website’s bi-lingual, responsive design features look-up powered by ShowMeTheParts.

VIDEO: How To Deal With Air Conditioning Smells

Andrew Markel discusses what to do to get rid of A/C smells after customers have tried to do it themselves.

Oil Bath Air Filters

Long before people started using cotton gauze air filters soaked in oil, the oil bath air filter was the dominant filter on the market. The filter removes debris in the air by running it over oil and a mesh element. These filters worked great when most roads were dirt, but they could be messy to clean.

On The Web – September 2016

Finding Failing O2 Sensors If an O2 sensor gets “lazy” because of old age or contamination, the computer may not be able to adjust the fuel mixture quickly enough as the engine’s operating conditions change. [email protected] with the #RagToss swish! #AdvanceGames2016 #BabcoxMedia @AdvanceAuto pic.twitter.com/FAEmKsh1Pu — Underhood Service (@UnderHoodServ) August 9, 2016 Diagnosing Intermittent Stalling Issues

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Honda Tech Tip: Oil Pressure Switch Fails Intermittently

The MIL comes on with one of these DTCS: P3400 (VPS Stuck Off Bank 1) or P3497 (VPS Stuck Off Bank 2). This may be the result of the front and/or rear rocker arm oil pressure switch intermittently failing.