Category: Volvo 940, 960, S90 & V90

Volvo 940, 960, S90 & V90 opinions, advice, repairs, maintenance, tutorials and more.

History Of The Volvo 5 Cylnder Engine1 -

History of the Volvo 5 Cylinder

Volvo’s history is intrinsically intertwined with the Volvo 5 cylinder engine. More than any other auto maker (besides maybe Audi), Volvo’s name has become almost synonymous with this…

MVS logo - fist holding a wrench

OBD-I LED Code Reader & DIY Instructions

Volvo Forum Contributor and all-around DIY uberguru Ben850 fabricated an OBD-I code reader. OBD-I cars are typically model year 1988 to 1995, and have a more crude way to display codes… by displaying a series of light flashes (like Morse code) rather than storing and outputting codes in a more “human readable” fashion that OBD-II does.

These OBD-I cars diagnostic boxes are small and black, and found in front of the shock tower on the driver’s side (LHD markets).