This month’s iATN spotlight hits on two common topics we frequently see in technical articles and on iATN: communication network issues causing no-start or intermittent start situations and the tendency for add-on systems to be the source of vehicle electrical or electronic woes. In this
This month’s iATN spotlight is a great reminder of how the battery’s health and performance are directly tied to the proper operation of the other systems in the vehicle. When one of the other systems has an issue, poor battery performance is often one of
Today’s iATN spotlight digs into the trouble that can be caused by a shorted data bus and how such a problem can be diagnosed and resolved. In this very thorough post, Morgan from Minnesota details the process by which he identified the data bus as
Today’s iATN spotlight is a primer on backing off the electronic parking brake motor when the OE scan tool is not available. In this great post, Gene from Texas walks through the process and identifies a few things to watch for along the way, including
Today’s iATN spotlight is a second warning against trying to repurpose used control modules. In this post, James from Florida warns against installing a used BCM in GM vehicles and provides a great example of how doing so could go very, very wrong: To
Today’s iATN spotlight is focused on identifying the source of an intermittent “Check Charging System” message at idle. In his post, James from Florida shows how he uses graphs of the L terminal and F terminal scan data to confirm his diagnosis: To see the
I utilize a quick, reliable methodology for diagnosing vehicle charging system, starting system and drivability issues. It typically takes just 2 minutes and is based on proving that the ground system is functioning properly on every car or truck before moving on to more extensive
Today’s iATN spotlight is focused, like many we have spotlighted in the past, on an intermittent no-start issue, this time on a 2012 Ford. Unlike previous examples, this one did not originate with faulty wiring or a defective component. Diagnosis was further complicated by the
In this instructive post that complements this month’s featured article, James from Florida breaks down the Start-Stop system found in the 2014 Chevrolet Malibu. In it, he covers the key system components and illustrates how he diagnosed a problem system. To see the original post
In this informative post, Matt from Minnesota identifies a software quirk that can derail a flash reprogram, in this case on a 2011 Nissan Altima. With the help of his neighbor and “IT Guy”, he was able to narrow the issue to a file name
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