Welcome to Volvo TechTips

Volvo TechTips offers technical repair knowledge for independent technicians on how to repair Volvo vehicles correctly and efficiently. Sponsored and brought to you by the parts department at your local wholesale dealer, Volvo TechTips features highly technical and specific diagnostic and repair information on a variety of vehicle systems – in an effort to support your every day and overall business success.

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Feature Articles

A Look Inside Volvo Turbo Technology

A Look Inside Volvo Turbo Technology

A Little History Volvo turbo The exhaust-driven turbocharger was invented back in 1905 by Swiss engineer Dr. Alfred Büchi in Germany. And the first mass produced turbocharged car engine was used in the Oldsmobile turbo Jetfire in 1962. This turbocharger was fitted to...

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How Volvo Turbo Systems Work

How Volvo Turbo Systems Work

The turbocharger boost pressure in Volvos is controlled by the Boost Pressure Control (BPC) valve whose pressure regulator is affected by the pressure from the turbocharger. The Engine Control Module (ECM) determines current throttle angle and boost pressure to...

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Understanding Volvo Networks and Wiring

Understanding Volvo Networks and Wiring

Vehicle computer communications and wiring systems have grown more complex. Understanding these systems may help you in your next wiring diagnosis. Through the years, Volvo vehicles have changed not only in appearance and capabilities but also with the vehicles'...

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Volvo 5 Cylinder Engine Valve Cover Sealing

Volvo 5 Cylinder Engine Valve Cover Sealing

The Volvo 5 cylinder engine has been the workhorse engine for many years, starting in 1993 with the 850 model in the U.S. The 850 went away in 1997 with the introduction of the S70 and V70 in 1998 and the XC70 in 1999.

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