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...
Subaru Air Conditioning Service Regulations

Subaru Air Conditioning Service Regulations

The refrigerant changeover from CFC-12 to HFC-134a has lead to some incorrect assumptions among service technicians. This summary of the EPA Clean Air Act rules which apply to automobile air conditioning systems should help.

A Quest For Control

A Quest For Control

As long as electronics have been around and as long as they will exist, someone will always try to economize on circuit materials. When too much current is applied for the circuit materials to handle, the electronics overheat. Heat is the skulking menace of electronics. If all the heat could be dissipated effectively, most electronic […]

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