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.
Diagnosing Volvo misfires is not much different from the way you diagnose other cars, you just have to know what to look for. The most important thing you need when diagnosing a Volvo or any other car is the right information.
Here are some service issues
that turn up frequently.
Careful attention to routine maintenance can greatly extend the life of your customer’s Volvo.
Learn how collision impact to the wheel speed sensor, the tone ring, or the wiring that transmits rotational speed data from the wheel to the ABS control module can “confuse” the computer, and what collision repair technicians should do about it.
Technical Service Bulletins (TSBs) should be among your very first resources when servicing a vehicle.
Continuously Variable Valve Timing makes a big difference in the efficiency of Volvo engines, but it also complicates service procedures.
Vehicle Information and Data for Aftersales — If you work on Volvos you are either using it or you need to use it. Yes, your scan tool can speak Swedish, but only VIDA can truly speak Volvo.
PCV was mandated in the U.S. 53 years ago(!), and the systems
have naturally evolved. On Volvos, ALWAYS check them during any engine service or the consequences may be far-reaching.
This series will cover aging issues on all the later Volvos that are commonly being serviced in independent Volvo shops.
