Publications

di-AGNOSTIC Volvos: an Agnostic Viewpoint to Gather Diagnostic Information

Approaching automotive diagnostics from an agnostic viewpoint allows a technician to gather evidence without bias toward a specific answer. The word agnostic is usually reserved for discussions of religion and the hereafter, but it has a broader meaning of not knowing...

Identity Verification for Mercedes-Benz XENTRY Diagnosis, Programming and Theft Relevant Parts

There have been big changes in the processes; here’s what you need to know! ...we will discuss the TRP policy and procedures, followed by what is likely somewhat new to you, the account verification system. As the title suggests, there are two separate processes for...

Replacing the Air Conditioning Evaporator in the 2006 Volvo V70

This is not an easy job but it can be rewarding for both the technician and the customer. Replacing the air conditioning evaporator on a 2006 Volvo V70 is a huge job, needless to say. The complete dash and heater box will need to be removed from the vehicle. You have...

Addressing Some Common Codes and Complaints With the Mercedes-Benz M274 Turbocharger Engine

There was a time when superchargers and turbochargers were pretty much limited to race cars and certain high performance applications. Now, with the newer technology and the global drive for fuel efficiency and more power, turbochargers seem to be found on almost...
Turning and Burning

Turning and Burning

Last month’s “Scoping Out The Problem” described a misidentification of an ignition system that temporarily prevented an accurate diagnosis. The technician Jorge Menchu was trying to help thought he was working on an ignition system that employed magnetic sensors to provide the ignition control unit with crankshaft and camshaft position information. This turned out to […]

Tech Service Round-Up

Tech Service Round-Up

In five years, you’ll look back at the ’99 models and think, “They were pretty simple.” But you won’t think so now. Technology is coming with a rush, and although items related to OBD II still are emerging, a lot more is coming on stream. In addition, a lot of the so-called “routine” underhood service […]

Test Bench: OBD2Scan Software

Test Bench: OBD2Scan Software

Who’s the biggest computer manufacturer in the world? IBM? Nope. Compaq? Sorry, guess again. Dell? Wrong. Believe it or not, the world’s largest computer manufacturer is General Motors.

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