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Erroneous data from an OBD1 vehicle
Posted to Snap-on Handheld Users Group on 9/15/2023 12 Replies

I have a '94 Dodge Dakota 3.9 V-6 in the shop with a complaint of occasional stalling. But when I plug in my scanner(s) a Modis Ultra and an Apollo D9, I get bad data. 6000+ rpm koeo, and various sensors readings incorrect. 217* coolant temp on a cold engine, ... Login to read more.

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