This month’s pro resource is a quick one, but it just may save you a lot of hassle and your customer a lot of money. In this useful post, Michael from Texas shows how he resolved a malfunctioning entertainment hub on a BMW 3 320i.
Here’s a diagnostic case study involving all the critical elements of a great electrical system who-done-it: vehicle started fine when first brought in but wouldn’t start after the repair was completed; aftermarket equipment plays a key role in this mystery; the vehicle owner had tinkered
For this month’s resource piece, we are spotlighting the resources archive on Diagnostic Network (Diag.net). The resources archive is a place where technicians share information that can be useful for their peers, everything from known good wave forms and known good sensor data to reference
Diagnosing communications issues within and among vehicle networks can be very tricky business. A key component to successfully pinpointing and addressing these issues is having a solid understanding of how the vehicle network is designed and operates. This is a daunting task, considering how many
This is a great example of just how tricky it can be to resolve an intermittent electrical system issue. Robert from New York submitted this great case study, which illustrates many of the concepts we have seen emphasized by the experts since we started this
Here’s a great drive-ability case study that required some serious sleuthing to get to the root cause of the complaint, which was intermittent bucking or skipping (later determined to occur around 2500-3000 RPM) on a 2012 Hyundai Elantra. Bob from Massachusetts donned his detective cap
We have featured some strange causes for no starts in the resource articles over the years, from rodents chewing wires to other odd circumstances, but this one might be at the top of the “who would have guessed it” list. In this great case study,
What to do when your customer tells you that their cruise control (ADAS) system isn’t working and there are no codes set. Mike from South Carolina provides a demonstration of just such a situation with a video example of his test drive, his expectation as
The battery on a 2000 Subaru Legacy got drained due to an error on the part of the vehicle owner. Now, it stalls out after a start. Michael from Utah provides this quick case study, relaying how he resolved the problem in a very non-intuitive
This is a quick one, but very worthwhile. Dave from Ohio alerts his fellow techs about a really weird phenomenon where a simple piece of aftermarket bling in the vehicle cabin can result on a no start condition. Without this tip, you could waste a
