Make sure you have Volvo spark plugs on these vehicle. Also inspect #3 and #4 coils for cracks down the sides. Very common problem. Good luck to you and let us know how it goes please.
Dec 19, 2012 at 8:32 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.