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On-board Diagnostics: 1993 Volvo 940

posted by  onlyVolvo on  Wed Apr 15 19:09 CST 2009
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I have a 1993 Volvo 940 which has two on-board adjacent diagnostic boxes in the engine compartment. One is labeled A and the other, B. Can someone explain how these function and how best to read their memories?

Many thanks,

OnlyVolvo






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New On-board Diagnostics: 1993 Volvo 940
posted by  onlyVolvo  on Wed Apr 15 19:09 CST 2009 >


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